This topic describes the release notes of minor AliSQL versions.
ApsaraDB RDS for MySQL 8.0
Minor engine version | Description |
---|---|
20201031 |
|
20200831 |
|
20200630 |
|
20200430 |
|
20200331 |
|
20200229 |
|
20200110 |
|
20191225 |
|
20191115 |
New feature: The statement queue feature is introduced. It allows statements to queue in the same bucket. These statements may be executed on the same resources. For example, these statements are executed on the same row of a table. This reduces overheads from possible conflicts. For more information, see Statement Queue. |
20191101 |
|
20191015 |
|
20190915 |
Bug fixed: The bug that causes memory leaks when the Cmd_set_current_connection process runs is fixed. |
20190816 |
|
20190601 |
|
ApsaraDB RDS for MySQL 5.7 on RDS Basic or High-availability Edition
Minor engine version | Description |
---|---|
20201031 |
Bugs fixed:
|
20200831 |
|
20200630 |
|
20200430 |
|
20200331 |
|
20200229 |
|
20200110 |
Performance optimization:
|
20191225 |
|
20191115 |
Bug fixed: The bug that causes the system to display variables in SQL logs that are generated from primary/secondary switchovers is fixed. |
20191101 |
|
20191015 |
|
20190925 |
Parameter adjustment:
|
20190915 |
New feature: The thread pool feature is introduced to separate threads from sessions. If a large number of sessions exist, the system can run a small number of threads to complete the tasks in active sessions. For more information, see Thread Pool. |
20190815 |
|
20190510 |
New feature: The creation of temporary tables in transactions is supported. |
20190319 |
New feature: The configuration of thread IDs for proxies in handshake packets is supported. |
20190131 |
|
20181226 |
|
20181010 |
Performance optimization:
|
20180431 |
New features:
|
ApsaraDB RDS for MySQL 5.7 on RDS Enterprise Edition
Minor engine version | Description |
---|---|
20191128 |
|
20191016 |
|
20190909 |
|
20190709 |
New features:
|
ApsaraDB RDS for MySQL 5.6
Minor engine version | Description |
---|---|
20201031 |
Bugs fixed:
|
20200831 |
|
20200630 |
|
20200430 |
|
20200331 |
Performance optimization:
|
20200229 |
|
20200110 |
|
20191212 |
Performance optimization: The deletion of unnecessary TCP error logs is supported. |
20191115 |
Bug fixed: The bug that causes the overflow of timestamps in slow query logs is fixed. |
20191101 |
Bugs fixed:
|
20191015 |
|
20190815 |
Performance optimization: An optimized instance locking mechanism is introduced. You can delete tables from an RDS instance by using DROP or TRUNCATE statements even if the RDS instance is locked. |
20190130 |
Bugs fixed: Bugs that compromise database stability are fixed. |
20181010 |
Performance optimization: The rocksdb_ddl_commit_in_the_middle parameter is introduced to MyRocks. If this parameter is set to on, some DDL statements call the COMMIT operation when they are executed. |
201806** |
New feature: Microsecond-level time precision is supported for slow query logs. |
20180426 |
|
20171205 |
Bugs fixed:
|
20170927 |
Bug fixed: The bug that causes the system to query tables from TokuDB based on inappropriate indexes is fixed. |
20170901 |
|
20170530 |
New feature: The privileged account of an RDS instance is granted the permissions to close the connections that are established by all of the standard accounts created on the RDS instance. |
20170221 |
New feature: The read/write splitting feature is supported. For more information, see Configure read/write splitting for an ApsaraDB RDS for MySQL instance. |
ApsaraDB RDS for MySQL 5.5
Minor engine version | Description |
---|---|
20181212 |
Bug fixed: The bug that causes the |