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    ApsaraDB for RDS

    • Release Notes
      • 2021
      • 2020
      • 2019
    • Important Notice
      • [Notice] Change of the default port number from 1921 to 5432 for new ApsaraDB RDS for PostgreSQL instances
      • [Notice] Change of the default time zone for new ApsaraDB RDS for MySQL instances
      • [Notice] End of sale for ApsaraDB RDS instances running PostgreSQL 9.4
      • [Notice] Specification changes at renewal no longer supported for ApsaraDB RDS for MySQL instances
      • [Notice] New physical backup file format phased in for some ApsaraDB RDS for MySQL instances
      • [Notice] End of updates and maintenance for the shared proxy service
      • [Notice] End of software maintenance for ApsaraDB RDS instances that run MySQL 5.5
      • [Notice] Extension of software maintenance for ApsaraDB RDS instances that run MySQL 5.6
      • [Notice] End of service for ApsaraDB RDS for PPAS starting from May 16, 2021
      • [Notice] End of the provision of free snapshot backups to ApsaraDB RDS for PostgreSQL instances with standard or enhanced SSDs
      • [Notice] Migration of ApsaraDB for RDS instances
      • [Notice] The storage engine was switched from TokuDB to InnoDB
      • [Notice] End of discounts for dedicated proxies on ApsaraDB RDS for MySQL instances
      • [Important] RDS network link upgrade
      • [Notice] Supplementary service agreement for RDS SQL Server 2008 R2
    • Product Introduction
      • What is ApsaraDB RDS?
      • Why choose ApsaraDB for RDS
        • Customized database engines
        • Cost effective and easy to use
        • High performance
        • High availability and disaster tolerance
        • High security
        • Competitive advantages of ApsaraDB RDS instances over self-managed databases
      • Purchase guide
      • Product editions
        • Overview of ApsaraDB RDS editions
        • RDS Basic Edition
        • RDS High-availability Edition
        • Cluster Edition
        • Enterprise Edition
      • Storage types
      • Product specifications
        • Instance families
        • Primary ApsaraDB RDS instance types
        • Read-only ApsaraDB RDS instance types
      • Features
      • Limits
      • Scenarios
    • Purchase Guide
      • Pricing, billable items, and billing methods
      • Specification change fees
      • Subscription renewal
      • Unlock or rebuild an expired or overdue ApsaraDB RDS instance
      • View the spending details of an ApsaraDB for RDS instance
      • Price adjustments
    • Quick Start
      • Quick Start
    • RDS MySQL Database
      • Overview of ApsaraDB RDS for MySQL
      • Limits of ApsaraDB RDS for MySQL
      • Features
        • Features of ApsaraDB RDS for MySQL
      • Specifications
        • Primary ApsaraDB RDS for MySQL instance types
        • Read-only ApsaraDB RDS for MySQL instance types
      • Proprietary AliSQL
        • Overview of AliSQL features
        • Release notes of minor AliSQL versions
        • X-Engine
          • X-Engine overview
          • Usage notes
          • Convert tables from InnoDB, TokuDB, or MyRocks to X-Engine
          • Benefits of X-Engine
        • Feature
          • Thread Pool
          • Statement outline
          • Sequence Engine
          • Returning
          • Lizard transaction system
        • Performance
          • Fast query cache
          • Binlog in Redo
          • Statement Queue
          • Inventory Hint
        • Stability
          • Faster DDL
          • Statement concurrency control
          • Performance Agent
          • Purge Large File Asynchronously
          • Performance Insight
        • Security
          • Recycle bin
        • Best practices
          • Convert the storage engine of DRDS from InnoDB to X-Engine
          • DingTalk secures App Store top rank with X-Engine
          • Storage engine that processes trillions of Taobao orders
          • Best practices for X-Engine testing
          • Use DMS to archive data to X-Engine
      • Quick start
        • General workflow to use ApsaraDB RDS for MySQL
        • Create an ApsaraDB RDS for MySQL instance
        • Create accounts and databases for an ApsaraDB RDS for MySQL instance
        • Use DMS to log on to an ApsaraDB RDS for MySQL instance
        • Configure an IP address whitelist for an ApsaraDB RDS for MySQL instance
      • Data Migration
        • Overview of data migration solutions
        • Create a ApsaraDB PolarDB MySQL-compatible edition cluster by migrating an ApsaraDB RDS for MySQL instance
        • Create a ApsaraDB PolarDB MySQL-compatible edition cluster by cloning an ApsaraDB RDS for MySQL instance
        • Data Migration from a User-created Database to an ApsaraDB RDS MySQL Instance
          • Migrate data from a self-managed MySQL database to an ApsaraDB RDS for MySQL instance
          • Migrate the data of a self-managed MySQL 5.7 or MySQL 8.0 instance to the cloud
          • Migrate data from a self-managed Oracle database to an ApsaraDB RDS for MySQL instance
          • Migrate data from a self-managed MySQL database connected over Express Connect, VPN Gateway, or Smart Access Gateway to an ApsaraDB RDS for MySQL instance
          • Migrate data from a self-managed MySQL database connected over Express Connect, VPN Gateway, or Smart Access Gateway to an ApsaraDB RDS for MySQL instance across Alibaba Cloud accounts
          • Migrate data from a self-managed Db2 database to an ApsaraDB RDS for MySQL instance
          • Use mysqldump to migrate data from a self-managed MySQL instance to an ApsaraDB RDS for MySQL instance
        • Migrate data from a third-party cloud database to ApsaraDB for RDS
          • Migrate a MySQL database from Google Cloud to Alibaba Cloud
          • Migrate data from an Amazon RDS for MySQL instance to an ApsaraDB RDS for MySQL instance
        • Migrate data between ApsaraDB RDS for MySQL instances
        • Migrate data from an ApsaraDB RDS for MySQL instance to a self-managed MySQL database
      • Data Synchronization
        • Overview of data synchronization
        • Synchronize data from MySQL to MySQL
          • Configure one-way data synchronization between ApsaraDB RDS for MySQL instances
          • Configure two-way data synchronization between ApsaraDB RDS for MySQL instances
          • Synchronize data from a self-managed MySQL database connected over Express Connect, VPN Gateway, or Smart Access Gateway to an ApsaraDB RDS for MySQL instance
          • Synchronize data between ApsaraDB RDS for MySQL instances that belong to different Alibaba Cloud accounts
          • Synchronize data from an ApsaraDB RDS for MySQL instance to a self-managed MySQL database connected over Express Connect, VPN Gateway, or Smart Access Gateway
          • Synchronize data from a self-managed MySQL database hosted on ECS to an ApsaraDB RDS for MySQL instance
        • Synchronize data from MySQL to other databases
          • Synchronize data from an ApsaraDB RDS for MySQL instance to an AnalyticDB for MySQL cluster
          • Synchronize data from a user-created MySQL database connected over Express Connect, VPN Gateway, or Smart Access Gateway to a user-created Kafka cluster
          • Synchronize data from an ApsaraDB RDS for MySQL instance to an AnalyticDB for PostgreSQL instance
          • Synchronize data from an ApsaraDB RDS for MySQL instance to a MaxCompute project
      • Instance Lifecycle
        • Create an ApsaraDB RDS for MySQL instance
        • Restart an ApsaraDB RDS for MySQL instance
        • Renew
          • Manually renew an ApsaraDB RDS for MySQL instance
          • Enable auto-renewal for an ApsaraDB RDS for MySQL instance
        • Release or unsubscribe from an ApsaraDB RDS for MySQL instance
        • Manage ApsaraDB RDS for MySQL instances in the recycle bin
      • Database connection
        • Connect to an ApsaraDB RDS for MySQL instance
        • Apply for or release a public endpoint for an ApsaraDB RDS for MySQL instance
        • Use DMS to log on to an ApsaraDB RDS for MySQL instance
        • Use an application to connect to an ApsaraDB RDS for MySQL instance
        • View and change the internal and public endpoints and port numbers of an ApsaraDB RDS for MySQL instance
        • Change the network type of an ApsaraDB RDS for MySQL instance
        • Switch an ApsaraDB RDS for MySQL instance to a new VPC and a new vSwitch
        • Configure the hybrid access solution for an ApsaraDB RDS for MySQL instance
        • What do I do if I cannot connect an ECS instance to an ApsaraDB for RDS instance?
      • Instance Change
        • ApsaraDB RDS for MySQL configuration items
        • Change the specifications of an ApsaraDB RDS for MySQL instance
        • Configure automatic storage expansion for an ApsaraDB RDS for MySQL instance
        • Enable the automatic scale-up feature for an ApsaraDB RDS for MySQL instance
        • Switch workloads over between primary and secondary ApsaraDB RDS for MySQL instances
        • Reasons for primary/secondary switchovers
        • Set the maintenance window of an ApsaraDB RDS for MySQL instance
        • Migrate an ApsaraDB RDS for MySQL instance across zones in the same region
        • Change the data replication mode of an ApsaraDB RDS for MySQL instance
        • Switch an ApsaraDB RDS for MySQL instance from pay-as-you-go to subscription
        • Switch an ApsaraDB RDS for MySQL instance from subscription to pay-as-you-go
      • Version upgrade
        • Update the minor engine version of an ApsaraDB RDS for MySQL instance
        • Upgrade the major engine version of an ApsaraDB RDS for MySQL instance
        • Upgrade the RDS edition of an ApsaraDB RDS for MySQL instance from Basic Edition to High-availability Edition
      • Instance parameters
        • View the parameters of an ApsaraDB RDS for MySQL instance
        • Reconfigure the parameters of an ApsaraDB RDS for MySQL instance
        • Adjust the size of the InnoDB buffer pool for an ApsaraDB RDS for MySQL instance
        • Use a parameter template to manage parameters
        • Optimize parameters of an ApsaraDB RDS for MySQL instance
      • Backup
        • Introduction
          • Overview
          • View and manage the size of backup files for an ApsaraDB RDS for MySQL instance
          • Backup storage pricing for an ApsaraDB RDS for MySQL instance
        • Perform backups
          • Enable automatic backups for an ApsaraDB RDS for MySQL instance
          • Back up the individual databases and tables of an ApsaraDB RDS for MySQL instance
          • Enable cross-region backups for an ApsaraDB RDS for MySQL instance
        • Manage backups
          • Retain the backup files of an ApsaraDB RDS for MySQL instance for a long period of time
          • Download the backup files of an ApsaraDB RDS for MySQL instance
          • Delete the backup files or reduce the backup frequency of an ApsaraDB RDS for MySQL instance
          • Query data from DBS-generated logical backup files
      • Restoration
        • Overview of data recovery
        • Restore the data of an ApsaraDB RDS for MySQL instance
        • Restore the individual databases and tables of an ApsaraDB RDS for MySQL instance
        • Use the data tracking feature of DMS to restore the data of an ApsaraDB RDS for MySQL instance
        • Create a sandbox instance for the emergency disaster recovery of an ApsaraDB RDS for MySQL database
        • Restore the data of an ApsaraDB RDS for MySQL instance across regions
        • Restore from backup files
          • Restore the data of an ApsaraDB RDS for MySQL instance from a physical backup file to a self-managed MySQL database
          • Restore the data of an ApsaraDB RDS for MySQL instance from a logical backup file to a self-managed MySQL instance
          • Migrate the data of a self-managed MySQL instance to the cloud
      • Read-only instances
        • Overview of read-only ApsaraDB RDS for MySQL instances
        • Create a read-only ApsaraDB RDS for MySQL instance
        • Set the data replication latency of a read-only ApsaraDB RDS for MySQL instance
      • Disaster recovery instances
        • Create a disaster recovery ApsaraDB RDS for MySQL instance
        • Switch an ApsaraDB RDS for MySQL instance from the disaster recovery role to the primary role
        • Billing cases for disaster recovery instances
      • Performance optimization and diagnosis
        • Troubleshoot slow SQL statements on an ApsaraDB RDS for MySQL instance
        • Troubleshoot memory consumption issues on an ApsaraDB RDS for MySQL instance
        • Troubleshoot storage issues on an ApsaraDB RDS for MySQL instance
        • Troubleshoot high I/O on an ApsaraDB RDS for MySQL instance
        • Troubleshoot excessive active threads on an ApsaraDB RDS for MySQL instance
        • DAS overview
        • Diagnostics
          • Diagnostics
          • Autonomy center
          • Sessions Management
          • Real-time Monitoring
          • Storage Analysis
          • Capacity assessment
          • Deadlock analysis
          • Performance insight
        • Dashboard
        • Slow Query Logs
        • Use the SQL Explorer and Audit feature on an ApsaraDB RDS for MySQL instance
        • Report
      • Monitoring and alerts
        • View the resource, engine, and deployment metrics of an ApsaraDB RDS for MySQL instance
        • Set the monitoring frequency of an ApsaraDB RDS for MySQL instance
        • Configure an alert rule for an ApsaraDB RDS for MySQL instance
      • Database proxy (read/write splitting)
        • Release notes for dedicated proxy versions
        • Introduction to dedicated proxy
          • Introduction to database proxies
          • Billing rules for dedicated proxy
          • Usage notes for dedicated proxies
          • FAQ about dedicated proxies
        • Enable the dedicated proxy feature for an ApsaraDB RDS for MySQL instance
        • Manage the dedicated proxy endpoints of an ApsaraDB RDS for MySQL instance
        • Proxy Terminal
          • Introduction to proxy terminals
          • Enable the proxy terminal feature for an ApsaraDB RDS for MySQL instance
          • Create a proxy terminal for an ApsaraDB RDS for MySQL instance
          • Use the dedicated proxy endpoints of an ApsaraDB RDS for MySQL instance to implement read/write splitting
          • Usage notes for proxy terminals
          • FAQ about read/write splitting
          • Set the connection pool type of an ApsaraDB RDS for MySQL instance
          • Use the transaction splitting feature on an ApsaraDB RDS for MySQL instance
          • Configure SSL encryption for a proxy endpoint on an ApsaraDB RDS for MySQL instance
        • View the proxy monitoring data of an ApsaraDB RDS for MySQL instance
        • Other features
          • Upgrade an ApsaraDB RDS for MySQL instance from shared proxy to dedicated proxy
          • Upgrade the dedicated proxy version of an ApsaraDB RDS for MySQL instance
          • Adjust the number of dedicated proxies on an ApsaraDB RDS for MySQL instance
          • Disable the dedicated proxy of an ApsaraDB RDS for MySQL instance
          • Execute hints on an ApsaraDB RDS for MySQL instance
      • Account
        • Create an account on an ApsaraDB RDS for MySQL instance
        • Configure a custom password policy for an ApsaraDB RDS for MySQL instance
        • Reset the password of an account on an ApsaraDB RDS for MySQL instance
        • Reset the permissions of the privileged account for an ApsaraDB RDS for MySQL instance
        • Authorize the service account of an ApsaraDB RDS for MySQL instance
        • Delete a standard account from an ApsaraDB RDS for MySQL instance
        • Account permission
          • Modify the permissions of a standard account on an ApsaraDB RDS for MySQL instance
          • Account permissions
        • Authorize an account to access its authorized databases from specified IP addresses in an ApsaraDB RDS for MySQL instance
        • Authorize accounts to manage tables, views, and fields
        • System accounts of an ApsaraDB RDS for MySQL instance
      • Database
        • Create a database on an ApsaraDB RDS for MySQL instance
        • Delete a database from an ApsaraDB RDS for MySQL instance
      • Data security
        • Switch the network isolation mode of an ApsaraDB RDS for MySQL instance to the enhanced whitelist mode
        • Set the whitelist
          • Configure an IP address whitelist for an ApsaraDB RDS for MySQL instance
          • Configure a security group for an ApsaraDB RDS for MySQL instance
          • Errors and FAQ about IP address whitelist settings in ApsaraDB RDS for MySQL
        • Configure SSL encryption on an ApsaraDB RDS for MySQL instance
        • Configure TDE for an ApsaraDB RDS for MySQL instance
        • Configure disk encryption for an ApsaraDB RDS for MySQL instance
        • Best practices for data security
      • Events Management
        • View the event history of an ApsaraDB RDS instance
        • Manage pending events
        • Subscribe to event notifications
      • Audit
        • Use the SQL Explorer feature on an ApsaraDB RDS for MySQL instance
        • View the logs of an ApsaraDB RDS for MySQL instance
        • View the slow log details of an ApsaraDB RDS for MySQL instance
        • Upload the binary log files of an ApsaraDB RDS for MySQL instance to an OSS bucket
      • Tag
        • Add tags to ApsaraDB RDS for MySQL instances
        • Remove tags from an ApsaraDB RDS for MySQL instance
        • Use tags to filter ApsaraDB RDS for MySQL instances
      • MySQL
        • Collect the audit logs of an ApsaraDB RDS for MySQL instance by using Log Service
        • Best practices of X-Engine
        • Import data from Excel to ApsaraDB RDS for MySQL
        • Configure a cyclic event on an ApsaraDB RDS for MySQL instance
        • Select and create an optimal index for faster data access
        • Upgrade the major engine version of an ApsaraDB RDS instance from MySQL 5.6 to MySQL 5.7
      • Appendixes
        • Commonly used SQL statements for MySQL
        • Grant backup file download permissions to a RAM user with only read-only permissions
        • Cached data persistence
        • Multi-structure data storage
        • Authorize an ApsaraDB RDS for MySQL instance to access KMS
    • RDS SQL Server Database
      • Overview of ApsaraDB RDS for SQL Server
      • Limits of ApsaraDB RDS for SQL Server
      • Features
        • Features of ApsaraDB RDS for SQL Server
      • Release notes of minor ApsaraDB RDS for SQL Server versions
      • Specifications
        • Primary ApsaraDB RDS for SQL Server instance types
        • Read-only ApsaraDB RDS for SQL Server instance types
      • Quick start
        • General workflow to use RDS SQL Server
        • Create an ApsaraDB RDS for SQL Server instance
        • Set a whitelist
          • Configure an IP address whitelist for an ApsaraDB RDS for SQL Server instance
          • Errors and FAQ about IP address whitelist settings in ApsaraDB RDS for SQL Server
        • Create databases and accounts
          • Create an account and a database for an ApsaraDB RDS instance that runs SQL Server 2012, 2016, 2017 SE, or 2019 SE
          • Create an account and a database for an ApsaraDB RDS instance that runs SQL Server 2008 R2
          • Create accounts and databases for an ApsaraDB RDS instance that runs SQL Server 2017 EE or 2019 EE
        • Connect to an ApsaraDB RDS for SQL Server instance
        • Read-only instances
          • Overview of read-only ApsaraDB RDS for SQL Server instances
          • Create a read-only ApsaraDB RDS for SQL Server instance
        • Features of ApsaraDB RDS instances that run different SQL Server versions and RDS editions
        • Stored procedures
      • Data migration
        • Data migration solutions
        • Migrate data from a user-created database to an RDS SQL Server database
          • Migrate full backup data to ApsaraDB RDS for SQL Server 2008 R2
          • Migrate the full backup data of a self-managed SQL Server database to an ApsaraDB RDS instance (SQL Server 2012, 2016, 2017, and 2019)
          • Migrate the incremental backup data of a self-managed SQL Server database to an ApsaraDB RDS instance (SQL Server 2012, 2016, 2017, and 2019)
          • Migrate data from a self-managed SQL Server instance to an ApsaraDB RDS for SQL Server instance
        • Migrate the data of an ApsaraDB RDS for SQL Server database to an on-premises SQL Server database
        • Migrate data between ApsaraDB RDS for SQL Server instances
      • Billing
        • Switch an ApsaraDB RDS for SQL Server instance from pay-as-you-go to subscription
        • Switch an ApsaraDB RDS for PostgreSQL instance from subscription to pay-as-you-go
        • Manually renew an ApsaraDB RDS for SQL Server instance
        • Enable auto-renewal for an ApsaraDB RDS for SQL Server instance
      • Manage pending events
      • Version upgrade
        • Upgrade an ApsaraDB RDS for SQL Server instance from Basic Edition to High-availability Edition
        • Upgrade an ApsaraDB RDS for SQL Server instance with local SSDs from SQL Server 2008 R2 to SQL Server 2012 or 2016
        • Upgrade an instance from SQL Server 2012 to SQL Server 2016
        • Update the minor engine version of an ApsaraDB RDS for SQL Server instance
      • Instance
        • Create an ApsaraDB RDS for SQL Server instance
        • Change the specifications of an ApsaraDB RDS for SQL Server instance
        • Restart an ApsaraDB RDS for SQL Server instance
        • Switch workloads over between primary and secondary ApsaraDB RDS for SQL Server instances
        • Set the maintenance window of an ApsaraDB RDS for SQL Server instance
        • Migrate an ApsaraDB RDS for SQL Server instance across zones in the same region
        • Release or unsubscribe from an ApsaraDB RDS for SQL Server instance
        • DBCC features of ApsaraDB RDS for SQL Server
        • Reconfigure parameters for an RDS for SQL Server instance
          • Reconfigure the parameters of an ApsaraDB RDS for SQL Server instance by using the ApsaraDB RDS console
          • Reconfigure the parameters of an ApsaraDB RDS for SQL Server instance by using SQL statements
        • Manage ApsaraDB RDS for SQL Server instances in the recycle bin
      • Database connection
        • Connect to an ApsaraDB RDS for SQL Server instance
        • Apply for or release a public endpoint on an ApsaraDB RDS for SQL Server instance
        • View and change the internal and public endpoints and port numbers of an ApsaraDB RDS for SQL Server instance
        • Use DMS to log on to an ApsaraDB RDS for SQL Server instance
        • Configure the hybrid access solution for an ApsaraDB RDS for SQL Server instance
        • Change the network type of an ApsaraDB RDS for SQL Server instance
        • Close a connection to an ApsaraDB RDS for SQL Server instance
      • Read/write splitting
        • Overview of read/write splitting
        • Create a read-only ApsaraDB RDS for SQL Server instance
        • Enable the read-only routing endpoint of an ApsaraDB RDS for SQL Server instance
        • Modify the read weight of an ApsaraDB RDS for SQL Server instance
        • Disable the read-only routing endpoint of an ApsaraDB RDS for SQL Server instance
        • Default read weights
      • Account
        • Create an account for an RDS SQL Server instancy
        • Reset the password of an account on an ApsaraDB RDS for SQL Server instance
        • Modify the permissions of a standard account on an ApsaraDB RDS for SQL Server instance
        • Grant permissions to the service account of an ApsaraDB RDS for SQL Server instance
        • Delete an account for an RDS SQL Server instance
        • Manage ApsaraDB RDS SQL Server logins
        • Manage ApsaraDB RDS SQL Server users
        • Create a system admin account on an ApsaraDB RDS for SQL Server instance
      • Database
        • Create a database on an ApsaraDB RDS for SQL Server instance
        • Delete a database from an ApsaraDB RDS for SQL Server instance
        • Change the character set collation and time zone of system databases on an ApsaraDB RDS for SQL Server instance
        • Create and manage databases on an ApsaraDB RDS for SQL Server instance by using SQL statements
        • Database replication
          • Replicate a database of an ApsaraDB RDS instance that runs SQL Server 2012 or later
          • Replicate a database of an ApsaraDB RDS instance that runs SQL Server 2008 R2
          • Replicate databases between ApsaraDB RDS for SQL Server instances
      • Monitoring and alerts
        • View the resource metrics and engine metrics of an ApsaraDB RDS for SQL Server instance
        • Set the monitoring frequency of an ApsaraDB RDS for SQL Server instance
        • Configure an alert rule for an ApsaraDB RDS for SQL Server instance
      • Data security and encryption
        • Set a whitelist
          • Configure an IP address whitelist for an ApsaraDB RDS for SQL Server instance
          • Errors and FAQ about IP address whitelist settings in ApsaraDB RDS for SQL Server
        • Configure SSL encryption on an ApsaraDB RDS for SQL Server instance
        • Configure TDE for an ApsaraDB RDS for SQL Server instance
        • Configure a distributed transaction whitelist for an ApsaraDB RDS for SQL Server instance
        • Configure disk encryption for an ApsaraDB RDS for SQL Server instance
      • Audit
        • View the logs of an ApsaraDB RDS for SQL Server instance
        • View the event history of an ApsaraDB RDS instance
      • Backup
        • Enable snapshot backups for an ApsaraDB RDS for SQL Server instance
        • Backup storage fees of an ApsaraDB RDS for SQL Server instance
        • Back up an ApsaraDB RDS for SQL Server instance
        • Enable cross-region backups for an ApsaraDB RDS for SQL Server instance
        • Download the data and log backup files of an ApsaraDB RDS for SQL Server instance
      • Restoration
        • Restore the data of an ApsaraDB RDS for SQL Server instance
        • Restore the data of an ApsaraDB RDS for SQL Server instance across regions
        • Restore the data of an ApsaraDB RDS for SQL Server instance by using a temporary RDS instance
        • Log on to a temporary ApsaraDB RDS for SQL Server instance
      • Disable the database proxy mode on an ApsaraDB RDS for SQL Server instance
      • Performance optimization and diagnosis
        • Troubleshoot the issues of high CPU utilization on an ApsaraDB RDS for SQL Server instance
        • Troubleshoot the issues of high I/O on an ApsaraDB RDS for SQL Server instance
        • Troubleshoot the issues of insufficient storage space on an ApsaraDB RDS for SQL Server instance
        • Introduction to CloudDBA in ApsaraDB RDS for SQL Server
        • View the storage information of an ApsaraDB RDS for SQL Server instance
        • Performance optimization
          • View the performance insight data of an ApsaraDB RDS for SQL Server instance
          • View the missing indexes of an ApsaraDB RDS for SQL Server instance
          • View the index usage statistics of an ApsaraDB RDS for SQL Server instance
          • View the performance statistics of an ApsaraDB RDS for SQL Server instance
          • View the SQL statement statistics of an ApsaraDB RDS for SQL Server instance
          • View the top N objects of an ApsaraDB RDS for SQL Server instance
        • Lock optimization
          • View the deadlock statistics of an ApsaraDB RDS for SQL Server instance
          • View the blocking statistics of an ApsaraDB RDS for SQL Server instance
        • Analyze the slow SQL statements on an ApsaraDB RDS for SQL Server instance
      • Tag
        • Create tags
        • Delete tags
        • Use tags to filter ApsaraDB RDS for SQL Server instances
      • Best practices
        • Connect an ApsaraDB RDS for SQL Server instance to a self-managed domain
        • Connect Kingdee K/3 WISE to ApsaraDB RDS for SQL Server
        • Use SSRS for an ApsaraDB RDS SQL Server instance
    • RDS PostgreSQL Database
      • Overview of ApsaraDB RDS for PostgreSQL
      • Quotas and limits for ApsaraDB RDS for PostgreSQL
      • Features of ApsaraDB RDS for PostgreSQL
      • Specifications
        • Primary ApsaraDB RDS for PostgreSQL instance types
        • Read-only ApsaraDB RDS for PostgreSQL instance types
      • Billing
        • Switch an ApsaraDB RDS for PostgreSQL instance from pay-as-you-go to subscription
        • Switch an ApsaraDB RDS for PostgreSQL instance from subscription to pay-as-you-go
        • Manually renew an ApsaraDB RDS for PostgreSQL instance
        • Enable auto-renewal for an ApsaraDB RDS for PostgreSQL instance
      • Proprietary AliPG
        • AliPG benefits
        • Release notes of minor AliPG versions
        • Functional modules of AliPG
        • AliPG kernel feature
          • Logical Replication Slot Failover
      • Plug-ins
        • Plug-ins supported
        • Query vertical industry-specific data
          • Use the TimescaleDB plug-in
          • Use the smlar plug-in
          • Use the PASE plug-in for efficient vector search
          • Use the roaringbitmap plug-in
          • Use the varbitx plug-in
          • Use the RDKit plug-in
        • Run cross-database queries
          • Use the oss_fdw plug-in to read and write foreign data text files
          • Use mysql_fdw to read and write data to a MySQL database
          • Use the log_fdw plug-in
          • Use the tds_fdw plug-in
          • Use the oracle_fdw plug-in
        • Use the dblink and postgre_fdw plug-ins for cross-database operations
        • Use the hll plug-in
        • Use the pg_cron plug-in to configure scheduled tasks
        • Use the PL/Proxy plug-in for horizontal sharding
        • Fuzzy query (PG_ bigm)
        • Use the wal2json plug-in
        • Use the ZomboDB plug-in to integrate with Elasticsearch
        • Use the sql_firewall plug-in
        • Use the pg_concurrency_control plug-in
        • Use the RUM plug-in
        • Use the zhparser plug-in
        • Use the fuzzystrmatch plug-in to compute similarity between strings
        • Use the pg_hint_plan plug-in to customize query plans
        • Use pg_repack to clear tablespaces
        • Use the pglogical plug-in for logical streaming replication
        • Use the pgAudit plug-in for audit logging
      • Quick start
        • General workflow to use RDS PostgreSQL
        • Create an ApsaraDB RDS for PostgreSQL instance
        • Set the whitelist
          • Configure an IP address whitelist for an ApsaraDB RDS for PostgreSQL instance
          • Configure a security group for an ApsaraDB RDS for PostgreSQL instance
          • Errors and FAQ about IP address whitelist settings in ApsaraDB RDS for PostgreSQL
        • Create a database and an account on an ApsaraDB RDS for PostgreSQL instance
        • Connect to an ApsaraDB RDS for PostgreSQL instance
      • Data Migration
        • Overview of data migration methods
        • Migrate user-created databases to ApsaraDB
          • Migrate full data from a self-managed PostgreSQL database to an ApsaraDB RDS for PostgreSQL instance
          • Use triggers and functions to implement incremental DDL migration for PostgreSQL databases
          • Migrate incremental data from a self-managed PostgreSQL database (version 10.1 to 13) to an ApsaraDB RDS for PostgreSQL instance
          • Migrate incremental data from a self-managed PostgreSQL database (versions 9.4.8 to 10.0) to an ApsaraDB RDS for PostgreSQL instance
          • Manually migrate data from a user-created PostgreSQL database hosted on ECS to an ApsaraDB RDS for PostgreSQL database
        • Migrate third-party databases to ApsaraDB
          • Migrate incremental data from an Amazon RDS for PostgreSQL instance to an ApsaraDB RDS for PostgreSQL instance
          • Migrate full data from an Amazon RDS for PostgreSQL instance to an ApsaraDB RDS for PostgreSQL instance
        • Migrate data between ApsaraDB RDS for PostgreSQL instances
        • Migrate data from an ApsaraDB RDS for PostgreSQL database to an on-premises PostgreSQL database
      • Manage DataConnectors
        • Synchronize data from an ApsaraDB RDS for PostgreSQL instance to an AnalyticDB for PostgreSQL instance
      • Version upgrade
        • Upgrade an ApsaraDB RDS for PostgreSQL instance from Basic Edition to High-availability Edition
        • Upgrade the major engine version of an ApsaraDB RDS for PostgreSQL instance
        • Introduction to the check report of a major engine version upgrade to an ApsaraDB RDS for PostgreSQL instance
        • Update the minor engine version of an ApsaraDB RDS for PostgreSQL instance
      • Instance
        • Create an ApsaraDB RDS for PostgreSQL instance
        • Change the specifications of an ApsaraDB RDS for PostgreSQL instance
        • Restart an ApsaraDB RDS for PostgreSQL instance
        • Manually or automatically switch over services between the RDS PostgreSQL master and slave instances
        • Set the maintenance window of an ApsaraDB RDS for PostgreSQL instance
        • Migrate an ApsaraDB RDS for PostgreSQL instance across zones in the same region
        • Release or unsubscribe from an ApsaraDB RDS for PostgreSQL instance
        • Manage the parameters of an ApsaraDB RDS for PostgreSQL instance
        • Set the protection level of an ApsaraDB RDS for PostgreSQL instance
        • Manage ApsaraDB RDS for PostgreSQL instances in the recycle bin
      • RDS for PostgreSQL read-only instances
        • Overview of read-only ApsaraDB RDS for PostgreSQL instances
        • Create a read-only ApsaraDB RDS for PostgreSQL instance
      • Account
        • Create an account on an ApsaraDB RDS for PostgreSQL instance
        • Reset the password of an account on an ApsaraDB RDS for PostgreSQL instance
        • Permissions on system tables and views
        • Account permissions
        • Lock or delete an account from an ApsaraDB RDS for PostgreSQL instance
        • Authorize the service account of an RDS PostgreSQL instance
      • Database connections
        • Connect to an ApsaraDB RDS for PostgreSQL instance
        • Apply for or release a public endpoint on an ApsaraDB RDS for PostgreSQL instance
        • Use DMS to log on to an ApsaraDB RDS for PostgreSQL instance
        • View and change the internal and public endpoints and port numbers of an ApsaraDB RDS for PostgreSQL instance
      • Network, VPC, and VSwitch
        • Configure the hybrid access solution for an ApsaraDB RDS for PostgreSQL instance
        • Change the network type of an ApsaraDB RDS for PostgreSQL instance
        • Switch an ApsaraDB RDS for PostgreSQL instance to a different vSwitch
      • Database
        • Create a database on an ApsaraDB RDS for PostgreSQL instance
        • Delete a database from an ApsaraDB RDS for PostgreSQL instance
        • Change the time zone of an ApsaraDB RDS for PostgreSQL instance
      • SQL translation
      • Monitoring and alerts
        • View the resource and engine metrics of an ApsaraDB RDS for PostgreSQL instance
        • Set the monitoring frequency of an ApsaraDB RDS for PostgreSQL instance
        • Configure an alert rule on an ApsaraDB RDS for PostgreSQL instance
      • Data security
        • Switch an ApsaraDB RDS for PostgreSQL instance to the enhanced whitelist mode
        • Configure an IP address whitelist and security group for an ApsaraDB RDS for PostgreSQL instance
          • Configure an IP address whitelist for an ApsaraDB RDS for PostgreSQL instance
          • Configure a security group for an ApsaraDB RDS for PostgreSQL instance
          • Errors and FAQ about IP address whitelist settings in ApsaraDB RDS for PostgreSQL
        • SSL encryption
          • Configure SSL encryption for an ApsaraDB RDS for PostgreSQL instance
          • Configure a custom certificate on an ApsaraDB RDS for PostgreSQL instance
          • Configure a client CA certificate on an ApsaraDB RDS for PostgreSQL instance
          • Connect to an ApsaraDB RDS for PostgreSQL instance over SSL
        • Configure disk encryption for an ApsaraDB RDS for PostgreSQL instance
        • Fully encrypted database
          • Overview
          • Create a fully encrypted database on an ApsaraDB RDS for PostgreSQL instance
      • Audit
        • View logs
        • View the event history of an ApsaraDB RDS instance
      • Manage pending events
      • Backup
        • Back up an ApsaraDB RDS for PostgreSQL instance
        • Enable cross-region backups for an ApsaraDB RDS for PostgreSQL instance
        • View the free quota for backup storage of an ApsaraDB RDS for PostgreSQL instance
        • Download the data and log backup files of an ApsaraDB RDS for PostgreSQL instance
        • Create a logical backup for an ApsaraDB RDS for PostgreSQL instance
        • Create a full backup of an ApsaraDB RDS for PostgreSQL instance
      • Restoration
        • Restore the data of an ApsaraDB RDS for PostgreSQL instance
        • Restore the data of an ApsaraDB RDS for PostgreSQL instance across regions
        • Restore data from a logical backup file
      • Tag
        • Add tags to ApsaraDB RDS for MySQL instances
        • Remove tags from an ApsaraDB RDS for MySQL instance
        • Use tags to filter ApsaraDB RDS for MySQL instances
      • Best Practices
        • Development and O&M recommendations for ApsaraDB RDS for PostgreSQL
        • Migrate data from a user-created PostgreSQL database to an ApsaraDB RDS for PostgreSQL database
        • Configure the collation of a database on an ApsaraDB RDS for PostgreSQL instance
        • Insert, update, and delete multiple data records at a time
        • Locate SQL statements with the highest resource consumption
        • Logical subscription
        • Use event triggers to implement the DDL recycle bin, firewall, and incremental synchronization features
        • Configure automatic failover and read/write splitting
      • Application Solutions
        • Real-time precision marketing (user selection)
        • Image recognition, face recognition, similarity-based retrieval, and similarity-based audience spotting
        • Second-level flashback for real-time disaster recovery
        • Use pgpool for read/write splitting in ApsaraDB RDS for PostgreSQL
        • User preference recommendation system
        • Use an ApsaraDB RDS for PostgreSQL instance as the real-time data analytics instance of an ApsaraDB RDS for MySQL instance
        • Use ShardingSphere to develop ApsaraDB RDS for PostgreSQL
    • RDS PPAS Database (End Of Service In Progress)
      • [Notice] End of service for ApsaraDB RDS for PPAS starting from May 16, 2021
      • Preface
      • Limits
      • Features of ApsaraDB RDS for PPAS
      • Specifications
        • Primary ApsaraDB RDS for PPAS instance type
        • Read-only ApsaraDB RDS for PPAS instance type
      • Quick start
        • General workflow to use RDS PPAS
        • Create an ApsaraDB RDS for PPAS instance
        • Configure a whitelist for an ApsaraDB RDS for PPAS instance
        • Create databases and accounts for an ApsaraDB RDS for PPAS instance
        • Connect to an ApsaraDB RDS for PPAS instance
        • Read-only instances
          • Overview of read-only ApsaraDB RDS for PPAS instances
          • Create an RDS PPAS read-only instance
      • Data migration
        • Use DTS to migrate PPAS data
        • Migrate data between ApsaraDB RDS for PPAS instances
        • Migrate data from an ApsaraDB RDS PPAS instance to an on-premises Oracle database
        • Migrate data from an ApsaraDB RDS PPAS instance to an on-premises PPAS database
        • Migrate data from the on-premises databases to the ApsaraDB for RDS instances
      • Billing
        • Switch an ApsaraDB RDS for PPAS instance from pay-as-you-go to subscription
        • Manually renew an ApsaraDB RDS for PPAS instance
        • Switch an ApsaraDB RDS for MySQL instance from subscription to pay-as-you-go
        • Configure auto-renewal for an ApsaraDB RDS for PPAS instance
      • Manage pending events
      • Instance
        • Create an ApsaraDB RDS for PPAS instance
        • Restart an ApsaraDB RDS for MySQL instance
        • Set the maintenance window of an ApsaraDB RDS instance
        • Migrate an ApsaraDB RDS for PPAS instance across zones
        • Switch over services between the RDS PPAS master and slave instances
        • Release an RDS PPAS instance
        • Change the configuration of an RDS PPAS instance
        • Modify the parameters of an ApsaraDB RDS for PPAS instance
        • Manage ApsaraDB RDS for PPAS instances in the recycle bin
      • Database connection
        • Connect to an ApsaraDB RDS for PPAS instance
        • Apply for or release a public endpoint for an ApsaraDB RDS for PPAS instance
        • Configure a hybrid access solution to smoothly migrate an RDS instance from the classic network to a VPC
        • Use DMS to log on to an ApsaraDB RDS for PPAS instance
        • View and modify the internal and public endpoints and ports of an ApsaraDB RDS for PPAS instance
        • Change the network type of an ApsaraDB RDS for PPAS instance
      • Account
        • Create an account on an ApsaraDB RDS for PPAS instance
        • Reset the password of an account on an ApsaraDB RDS for PPAS instance
      • Database
        • Create a database on an ApsaraDB RDS for PPAS instance
        • Delete a database from an ApsaraDB RDS for PPAS instance
      • Monitoring and alerts
        • View resource monitoring data
        • Set the monitoring frequency
        • Configure alert rules for an ApsaraDB RDS for PPAS instance
      • Data security
        • Switch an ApsaraDB RDS for PPAS instance to the enhanced whitelist mode
        • Configure an IP address whitelist on an ApsaraDB RDS for PPAS instance
      • Audit
        • Enable and disable SQL Audit (database audit) on an ApsaraDB RDS for PPAS instance
        • View the event history of an ApsaraDB RDS instance
      • Backup
        • Back up an ApsaraDB RDS for PPAS instance
        • View the free quota for backup storage of an ApsaraDB RDS for PPAS instance
        • Download the backup files of an RDS PPAS instance
        • Create a logical backup and restore data from a logical backup
      • Restoration
        • Restore the data of an ApsaraDB RDS for PPAS instance
      • Manage logs
      • Tag
        • Bind tags to ApsaraDB RDS for MySQL instances
        • Use tags to filter ApsaraDB RDS for MySQL instances
        • Unbind tags from an ApsaraDB RDS for MySQL instance
      • Plug-ins
        • Plug-ins supported
        • Read and write external data files by using the oss_fdw plugin
      • PPAS development driver
      • Appendix: PPAS compatibility description
      • Common management functions
    • RDS MariaDB TX Database
      • Preface
      • Limits of RDS MariaDB
      • Features of ApsaraDB RDS for MariaDB TX
      • Product Specifications
        • Primary ApsaraDB RDS for MariaDB TX instance types
      • Quick start
        • General workflow to use RDS MariaDB
        • Create an ApsaraDB RDS for MariaDB TX instance
        • Configure an IP address whitelist or security group for an ApsaraDB RDS for MariaDB TX instance
        • Create a database and account on an ApsaraDB RDS for MariaDB instance
        • Connect to an ApsaraDB RDS for MariaDB TX instance
      • Data migration
        • Migrate data from an on-premises MariaDB database to an ApsaraDB RDS for MariaDB TX instance by using mysqldump
        • Migrate data between RDS MariaDB instances
      • Billing
        • Change the billing method of an ApsaraDB RDS for MariaDB instance from pay-as-you-go to subscription
        • Manually renew an ApsaraDB RDS for MariaDB instance
        • Switch an ApsaraDB RDS for MariaDB TX instance from subscription to pay-as-you-go
        • Enable auto-renewal for an ApsaraDB RDS for MariaDB TX instance
      • Manage pending events
      • Instance
        • Create an ApsaraDB RDS for MariaDB TX instance
        • Restart an ApsaraDB RDS for MySQL instance
        • Set the maintenance window of an ApsaraDB RDS instance
        • Switch over services between the master and slave RDS MariaDB instances
        • Release an RDS MariaDB instance
        • Change the configuration of an RDS MariaDB instance
        • Modify parameters for an RDS for MariaDB instance
        • Adjust the size of the InnoDB buffer pool for an ApsaraDB RDS for MariaDB TX instance
        • Manage ApsaraDB RDS for MySQL instances that are in the recycle bin
      • Database connection
        • Connect to an ApsaraDB RDS for MariaDB TX instance
        • Apply for or release a public endpoint for an ApsaraDB RDS for MariaDB TX instance
        • View and change the internal and public endpoints and port numbers of an ApsaraDB RDS for MariaDB TX instance
      • Account
        • Create an account on an ApsaraDB RDS for MariaDB instance
        • Reset the password of an account on an ApsaraDB RDS for MariaDB TX instance
        • Modify the permissions of a standard account on an ApsaraDB RDS for MariaDB TX instance
        • Delete an account for an RDS MariaDB instance
      • Database
        • Create a database on an ApsaraDB RDS for MariaDB TX instance
        • Delete a database from an ApsaraDB RDS for MariaDB TX instance
      • Monitoring and alerts
        • View the resource and engine metrics of an ApsaraDB RDS for MariaDB instance
        • Configure alert rules for an ApsaraDB RDS for MariaDB TX instance
      • Data security
        • Switch an ApsaraDB RDS for MariaDB TX instance to the enhanced whitelist mode
        • Configure a whitelist for an ApsaraDB RDS for MariaDB instance
      • Backup
        • Automatically back up the data of an RDS MariaDB instance
        • View the free quota for backup storage of an ApsaraDB RDS for MariaDB TX instance
        • Download the log backup files of an ApsaraDB RDS for MariaDB TX instance
      • Restoration
        • Restore the data of an ApsaraDB RDS for MariaDB TX instance
      • Manage logs
      • View the event history of an ApsaraDB RDS instance
      • Tag
        • Use tags to filter ApsaraDB RDS for MySQL instances
        • Unbind tags from an ApsaraDB RDS for MySQL instance
        • Bind tags to ApsaraDB RDS for MySQL instances
    • Spatio-temporal Database
      • Overview
      • Release notes of Ganos
      • Models
        • Geometry model
        • Raster model
        • Path model
        • Point cloud model
        • Trajectory model
        • Grid model
        • Vector pyramid
      • Advanced usage
        • Enable spatio-temporal two-phase query optimization
        • Enable spatio-temporal parallel query
        • Enable GPU-accelerated computing
      • Raster SQL reference
        • Terms
        • Parallel operations
        • Raster creation
          • ST_CreateRast
        • Import and export
          • ST_ImportFrom
          • S​T_ExportTo
          • ST_AsImage
          • ST_AsPNG
          • ST_AsJPEG
          • ST_AsDatasetFile
        • Pyramid operations
          • ST_BuildPyramid
          • ST_deletePyramid
          • ST_BestPyramidLevel
        • Coordinate system conversion
          • ST_Rast2WorldCoord
          • ST_World2RastCoord
        • Pixel value operations
          • ST_ClipDimension
          • ST_Clip
          • ST_ClipToRast
          • ST_Values
          • ST_AddZ
          • ST_Update
          • ST_MosaicFrom
          • S​T_MosaicTo
        • Overview operations
          • ST_BuildOverview
          • ST_UpdateOverview
          • S​T_EraseOverview
        • DEM operations
          • ST_Slope
          • ST_Hillshade
          • ST_Flow_direction
          • ST_Aspect
          • ST_Overflow
        • Attribute query and update
          • ST_Name
          • ST_SetName
          • ST_MetaData
          • ST_Width
          • ST_Height
          • ST_NumBands
          • ST_Value
          • ST_RasterID
          • ST_CellDepth
          • ST_CellType
          • ST_InterleavingType
          • ST_TopPyramidLevel
          • ST_Extent
          • ST_ConvexHull
          • ST_Envelope
          • ST_Srid
          • ST_SetSrid
          • ST_ScaleX
          • ST_ScaleY
          • ST_SetScale
          • ST_SkewX
          • ST_SkewY
          • ST_SetSkew
          • ST_UpperLeftX
          • ST_UpperLeftY
          • ST_SetUpperLeft
          • ST_PixelWidth
          • ST_PixelHeight
          • ST_Georeference
          • ST_IsGeoreferenced
          • ST_UnGeoreference
          • ST_SetGeoreference
          • ST_RPCGeoreference
          • ST_SetRPCGeoreference
          • ST_NoData
          • ST_SetNoData
          • ST_ColorTable
          • ST_SetColorTable
          • ST_Statistics
          • ST_SetStatistics
          • ST_SummaryStats
          • ST_ColorInterp
          • ST_SetColorInterp
          • ST_Histogram
          • ST_SetHistogram
          • ST_BuildHistogram
          • ST_StatsQuantile
          • ST_Quantile
          • ST_MD5Sum
          • ST_SetMD5Sum
          • ST_XMin
          • ST_YMin
          • ST_XMax
          • ST_YMax
          • ST_ChunkHeight
          • ST_ChunkWidth
          • ST_ChunkBands
          • ST_MetaItems
          • ST_SetMetaData
          • ST_BeginDateTime
          • ST_EndDateTime
          • ST_SetBeginDateTime
          • ST_SetEndDateTime
          • ST_DateTime
          • ST_SetDateTime
        • Algebra and Analysis Functions
          • ST_MapAlgebra
          • ST_Reclassify
        • Raster Image Processing
          • ST_SubRaster
          • ST_Transform
          • ST_Rescale
          • ST_Resize
          • ST_RPCRectify
        • Operators
          • Greater than or equal to operator (>=)
          • Equal to operator (=)
          • Greater than operator (>)
          • Less than or equal to operator (<=)
          • Less than operator (<)
        • Functions for Identifying Spatial Relationships
          • ST_ContainsProperly
          • ST_Contains
          • ST_CoveredBy
          • ST_Covers
          • ST_Disjoint
          • ST_Intersects
          • ST_overlaps
          • ST_Touches
          • ST_Within
        • Auxiliary functions
          • ST_CreateChunkTable
          • ST_CheckGPU
          • ST_AKId
          • ST_SetAccessKey
          • ST_SetAKId
          • ST_SetAKSecret
          • ST_RasterDrivers
        • Variables
          • ganos.parallel.transaction
          • ganos.parallel.degree
          • ganos.raster.calculate_md5
          • ganos.raster.md5sum_chunk_size
          • ganos.raster.mosaic_must_same_nodata
      • SpatialRef SQL reference
        • ST_SrEqual
        • ST_SrReg
        • ST_SrFromEsriWkt
      • Point cloud SQL reference
        • Constructors
          • ST_makePatch
          • ST_makePoint
          • ST_Patch
        • Attribute functions
          • ST_asText
          • ST_get
          • ST_numPoints
          • ST_pcID
          • ST_summary
        • Object operations
          • ST_patchMin
          • ST_patchMax
          • ST_isSorted
          • ST_sort
          • ST_boundingDiagonalGeometry
          • ST_compress
          • ST_envelopeGeometry
          • ST_explode
          • ST_filterBetween
          • ST_filterEquals
          • ST_filterGreaterThan
          • ST_filterLessThan
          • ST_patchAvg
          • ST_patchAvg
          • ST_patchMax
          • ST_patchMin
          • ST_pointN
          • ST_range
          • ST_setPcid
          • ST_transform
          • ST_unCompress
          • ST_union
        • OGC WKB operations
          • ST_asBinary
          • ST_boundingDiagonalAsBinary
          • ST_envelopeAsBinary
        • Spatial relationship judgment
          • ST_intersects
        • Spatial processing
          • ST_intersection
      • Trajectory SQL reference
        • Basic concepts
        • Constructors
          • Overview
          • ST_makeTrajectory
          • ST_append
        • Edit and process functions
          • ST_Compress
          • ST_CompressSED
          • ST_attrDeduplicate
          • ST_sort
          • ST_deviation
          • ST_removeDriftPoints
          • ST_Split
        • Functions to process spatial references
          • ST_SRID
          • ST_SetSRID
          • ST_Transform
        • Attribute metadata
          • ST_attrDefinition
          • ST_attrLength
          • ST_attrName
          • ST_attrNullable
          • ST_attrSize
          • ST_attrType
        • Event functions
          • ST_addEvent
          • ST_eventTime
          • ST_eventTimes
          • ST_eventType
          • ST_eventTypes
        • Attribute functions
          • ST_startTime
          • ST_endTime
          • ST_trajectorySpatial
          • ST_trajectoryTemporal
          • ST_trajAttrs
          • ST_attrIntMax
          • ST_attrIntMin
          • ST_attrIntAverage
          • ST_attrFloatMax
          • ST_attrFloatMin
          • ST_attrFloatAverage
          • ST_leafType
          • ST_leafCount
          • ST_duration
          • ST_timeAtPoint
          • ST_pointAtTime
          • ST_velocityAtTime
          • ST_accelerationAtTime
          • ST_timeToDistance
          • ST_timeAtDistance
          • ST_cumulativeDistanceAtTime
          • ST_timeAtCumulativeDistance
          • ST_subTrajectory
          • ST_subTrajectorySpatial
          • ST_samplingInterval
          • ST_attrIntFilter
          • ST_attrTimestampFilter
          • ST_attrFloatFilter
          • ST_attrNotNullFilter
          • ST_attrNullFilter
          • ST_trajAttrsAsBool
          • ST_trajAttrsAsDouble
          • ST_trajAttrsAsInteger
          • ST_trajAttrsAsText
          • ST_trajAttrsAsTimestamp
          • ST_trajAttrsMeanMax
        • Functions to process bounding boxes
          • ST_MakeBox
          • ST_MakeBox{Z|T|2D|2DT|3D|3DT}
          • ST_BoxndfToGeom
          • ST_Has{xy|z|t}
          • ST_{X|Y|Z|T}Min
          • ST_{X|Y|Z|T}Max
          • ST_ExpandSpatial
        • Operators to process bounding boxes
          • Basic concepts
          • INTERSECT operators
          • INCLUDE operators
          • INCLUDED operators
        • Spatial relationship judgment
          • ST_equals
          • ST_intersects
          • ST_distanceWithin
        • Spatial processing
          • ST_intersection
          • ST_difference
        • Spatial statistics
          • ST_nearestApproachPoint
          • ST_nearestApproachDistance
        • Spatio-temporal relationship judgment
          • ST_intersects
          • ST_equals
          • ST_distanceWithin
          • ST_durationWithin
          • ST_{Z|T|2D|2DT|3D|3DT}Intersects
          • ST_{2D|2DT|3D|3DT}Intersects_IndexLeft
          • ST_{2D|2DT|3D|3DT}DWithin
          • ST_{2D|2DT|3D|3DT}DWithin_IndexLeft
          • ST_{T|2D|2DT|3D|3DT}Contains
          • ST_{T|2D|2DT|3D|3DT}Within
        • Spatio-temporal processing
          • ST_intersection
        • Spatio-temporal statistics
          • ST_nearestApproachPoint
          • ST_nearestApproachDistance
        • Distance measurement
          • ST_length
          • ST_euclideanDistance
          • ST_mdistance
        • Similarity analysis
          • ST_lcsSimilarity
          • ST_lcsDistance
          • ST_lcsSubDistance
          • ST_JaccardSimilarity
        • Indexing
          • GiST indexing
          • TrajGiST indexing
        • Variables
          • ganos.trajectory.attr_string_length
      • GeomGrid SQL reference
        • Usage notes
        • Functions for output
          • ST_AsText
          • ST_AsBinary
          • ST_AsGeometry
          • ST_AsBox
        • Functions for input
          • ST_GridFromText
          • ST_GridFromBinary
        • Functions to query spatial relationships
          • ST_Intersects
          • ST_Contains
          • ST_Within
        • Operators
          • @>
          • <@
        • Functions to compute grids
          • ST_AsGrid
      • Geometry Pyramid SQL reference
        • Usage notes
        • Functions to build pyramids
          • ST_BuildPyramid
        • Functions to delete pyramids
          • ST_DeletePyramid
        • Functions to view pyramids
          • ST_Tile
          • ST_AsPng
      • Map services
        • Overview
        • Publish geometry data
        • Publish raster data
      • Desktop applications
        • Use uDig to access Ganos data
        • Use QGIS to access Ganos data
        • Use OpenJump to access Ganos data
      • FAQ
        • Load raster data
        • Load vector data
        • Trajectory FAQ
      • Best practice
        • Trajectory best practices
    • Performance White Paper
      • RDS for MySQL
        • ApsaraDB RDS for MySQL performance overview
        • Test guidelines
        • Test details
          • Test environment
          • Test scenarios
          • Test tools
          • Test procedure
          • Test metrics
        • Test results of ApsaraDB RDS for MySQL 8.0
        • Test results of ApsaraDB RDS for MySQL 5.7
        • Test results of ApsaraDB RDS for MySQL 5.6
        • Test method and results of hot data updates on a single row
      • RDS for SQL Server
        • ApsaraDB RDS for SQL Server performance overview
        • Test approach
          • Test environment
          • Test tool
          • Test approach
          • Test model
          • Test indicators
      • RDS for PostgreSQL
        • ApsaraDB RDS for PostgreSQL performance overview
        • Test method
          • Test environment
          • Test tool
          • Test metrics
          • Test procedure
        • Test result
      • Considerations for performance comparison between a user-created database and an ApsaraDB for RDS instance
    • Security White Paper
      • Performance overview
      • Attack protection
      • Access control
      • Network isolation
      • Data encryption
      • Backup and restoration
      • Instance disaster tolerance
      • Software upgrade
      • Service Authorization
    • Best Practices
      • Overview of best practices
      • Build a high availability architecture
      • Use DMS to import a logical backup file into an ApsaraDB for RDS instance
      • Authorize a RAM user to manage ApsaraDB for RDS instances
      • Use DTS to perform vertical splitting on a database
      • Typical applications
        • Use ApsaraDB RDS with self-managed database instances for geo-disaster recovery
        • Use ApsaraDB RDS with heterogeneous databases for diversified data storage
        • Read/write splitting
        • Use ApsaraDB RDS with MaxCompute for data computing at scale
    • API Reference
      • List of operations by function
      • Request structure
      • Signature
      • Public parameters
      • Use RAM for resource authorization
      • Billing
        • Query available resources
        • Query instance price
        • Query renewal fee
        • Change billing method
        • Manually renew an ApsaraDB for RDS instance
      • Instance management
        • Create an instance
        • Release instance
        • Restart an ApsaraDB for RDS instance
        • Change instance configuration
        • Configure automatic storage expansion
        • Query available zones and resources
        • Query whether an instance exists
        • Query available specifications
        • Query instance details
        • Query instances
        • Query instance types
        • Query instances based on expiration date and time
        • Query regions
        • Migration zone
        • Change instance name
        • Modify the maintenance time
        • Modify availability check method
        • Query availability check method
      • Version upgrade
        • Upgrade database engine version
        • Update minor engine version
        • Change the method to update the minor version
      • Database Connection
        • Apply for public endpoint
        • Query endpoints
        • Modify the endpoint and port of an ApsaraDB for RDS instance
        • Change the expiration time of a classic network endpoint
        • Switch between internal and public endpoints
        • Release a public endpoint
        • Change the network type of an ApsaraDB for RDS instance
        • Change VPC or vSwitch
      • Primary/Secondary High Availability and Data Replication
        • Change the high availability mode and data replication mode
        • Query high availability mode
        • Switch services between a primary ApsaraDB for RDS instance and its secondary instance
        • Enable or disable automatic primary/secondary switchover
        • Query settings of automatic primary/secondary switchover
      • Dedicated cluster management
        • Query dedicated clusters
        • Query hosts in dedicated cluster
        • Migrate instance
        • Start instance
        • Stop instance
        • Rebuild instance
      • Event History
        • Query events of ApsaraDB for RDS instances in a region
        • Query status of the event history feature
        • Enable or disable the event history feature
      • Account management
        • Create an account
        • Delete database account
        • Reset account password
        • Lock account
        • Unlock account
        • Query accounts
        • Modify the description of a database account
        • Query reserved keywords
        • Account permission
          • Grant permissions to account
          • Grant permissions to a service account
          • Revoke permissions from a service account
          • Revoke database access permissions of an account
          • Reset permissions of the privileged account
      • Database management
        • Create database
        • Delete database
        • Modify the database description
        • Copy database
        • Query databases
        • Query database name availability
        • Query character set collations and time zones
        • Query supported character sets
      • Read-Only Instances
        • Create read-only instance
        • Query data replication latency
        • Modify replication latency of read-only RDS instance
      • Shared proxy (phased-out)
        • Apply for read-only routing endpoint
        • Release read/write splitting endpoint
        • Query read weights
        • Modify read weights and latency threshold
        • Query shared proxy settings
      • Dedicated proxy (read/write splitting)
        • Enable or disable the Dedicated Proxy feature
        • Upgrades dedicated proxy version
        • Modify settings of a dedicated proxy
        • Modify proxy terminal settings
        • Query dedicated proxy details
        • Query proxy endpoint
        • Query performance metrics of a dedicated proxy
        • Create proxy endpoint
        • Modify proxy endpoint
        • Delete proxy endpoint
        • Configure SSL encryption for dedicated proxy endpoint
        • Query SSL encryption settings of dedicated proxy endpoint
      • Security management
        • Query ECS security groups to which an ApsaraDB for RDS instance is added
        • Change the ECS security group for an ApsaraDB for RDS instance
        • Query IP address whitelists
        • Modify IP address whitelist
        • Query SSL encryption settings
        • Modify SSL encryption settings
        • Query settings of TDE
        • Enable the TDE
        • Switch the network isolation mode from standard whitelist to enhanced whitelist
        • Query the hostname of an ApsaraDB for RDS instance
        • Query distributed transaction whitelists
        • Configure a distributed transaction whitelist
        • Query the status and key of disk encryption
      • Log management
        • Query SQL Explorer (SQL Audit) status
        • Enable or disable SQL Explorer (SQL audit)
        • Query SQL Explorer (SQL audit) logs
        • Query SQL Explorer (SQL audit) files
        • Modify retention period of SQL Explorer logs
        • Query the log retention period allowed for the SQL explorer feature
        • Query error logs
        • Query slow query logs
        • Query summary of slow query logs
        • Delete local log backup files
        • Query SQL log reports
        • Query SQL log reports
      • Backup and recovery
        • Create a backup task
        • Query data backup files
        • Query data backup files of a deleted instance
        • Query backup settings
        • Modify backup settings
        • Delete backup sets
        • Query backup tasks
        • Query log backup files
      • Restoration
        • Restore data to a new ApsaraDB RDS instance
        • Create a temporary instance
        • Query the time range for restoration
        • Restore databases
        • Restore individual databases or tables
        • Query data backup file for databases and tables
      • Cross-region backup and restoration
        • Check cross-region backup
        • Restore data to a new instance across regions
        • Restore data to an existing instance across regions
        • Modify cross-region backup settings
        • Query cross-region backup settings
        • Query databases and tables included in a cross-region backup set
        • Query cross-region data backup files
        • Query cross-region log backup files
        • Query regions that support cross-region backup
        • Query the time range to which you can restore data by using a cross-region backup set
        • Query ApsaraDB for RDS instances on which cross-region backup is enabled
      • Monitoring management
        • Query storage usage
        • Query performance metrics
        • Query the monitoring frequency of an ApsaraDB RDS instance
        • Modify the monitoring frequency of an ApsaraDB RDS instance
      • Parameter management
        • Query parameter configurations
        • Modify parameters of an ApsaraDB for RDS instance
        • Query parameter configuration logs
        • Query the parameter template of an ApsaraDB for RDS instance
        • Create a parameter template
        • Modify a parameter template
        • Copy a parameter template
        • Query parameter templates
        • Query information of a parameter template
        • Delete a parameter template
      • Data migration
        • Migrate data across instances
        • Cancel migration task
      • Migrate SQL Server to the cloud
        • Create a migration task
        • Query backup data files of migration task
        • Open the database to which backup data is migrated
        • Query backup data migration tasks
        • Query a single migration task
        • Terminate migration task
      • Migrate MySQL to the cloud
        • Import a full backup file
        • Modify a full backup file
        • Query full backup files
        • Delete a full backup file
      • Tag management
        • Create and bind tags
        • Unbind tags
        • Query tags
      • Appendix
        • Client error codes
        • Call API operations over an internal network
        • Server error code table
        • Instance state table
        • Performance parameter table
        • Forbidden keywords table
        • Time zones
    • SDK Reference
      • SDK reference
      • Install and use ApsaraDB RDS SDK for Python
      • Install and use RDS SDK for Java
    • FAQs
      • FAQ overview
      • Purchases and Payments
      • Connections and Networks
      • Migration and Synchronization
      • Backup and Restoration
      • Read-only Instances and Read/Write Splitting
      • Performance
      • Accounts
      • Upgrade
      • Databases
      • Logs
      • SQL
      • Parameters
    • Terms
      • Terms
 
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    Set the monitoring frequency of an ApsaraDB RDS instance

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    Set the monitoring frequency of an ApsaraDB RDS instance

    Last Updated: Aug 12, 2021

    For more information, see the following topics:

    • Set the monitoring frequency for an ApsaraDB RDS MySQL instance
    • Set the monitoring frequency for an ApsaraDB RDS SQL Server instance
    • Set the monitoring frequency for an ApsaraDB RDS PostgreSQL instance
    • Set the monitoring frequency for an ApsaraDB RDS PPAS instance
    Next: 2021

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