The Node Query page displays the monitoring results of tables based on monitoring rules. After monitoring rules are triggered, you can go to the Node Query page to view monitoring results.

Go to the Node Query page

  1. Log on to the DataWorks console.
  2. In the left-side navigation pane, click Workspaces.
  3. In the top navigation bar, select the region where your workspace resides. On the Workspaces page, find your workspace and click DataStudio in the Actions column.
  4. On the DataStudio page, click the More icon icon in the upper-left corner and choose All Products > Data governance > Data Quality.
  5. On the Data Quality page, click Node Query in the left-side navigation pane.
    On the Node Query page, you can configure parameters such as Engine/Data Source, Status, and My Subscriptions to search for the related nodes that generate E-MapReduce (EMR) tables, Hologres tables, AnalyticDB for PostgreSQL tables, and MaxCompute tables and view the monitoring results of the tables.

View the monitoring results of EMR, Hologres, AnalyticDB for PostgreSQL, and MaxCompute tables

GUI elementDescription
Engine/Data SourceThe name of the compute engine. In this example, select EMR, Hologres, AnalyticDB for PostgreSQL, or MaxCompute.
Engine/Database InstanceThe name of the EMR compute engine instance, Hologres compute engine instance, AnalyticDB for PostgreSQL compute engine instance, or MaxCompute compute engine instance where the desired tables reside.
StatusThe status of monitoring rules. Valid values: Normal, Running, Alerts, Blocks, and Alerts and Blocks. Pay attention to partitions that trigger alerts or blocks.
Data TimestampThe data timestamp.
My SubscriptionsSpecifies whether to display only the monitoring results of tables that you subscribed to.
Run AtThe time when monitoring rules were triggered.
Table NameThe name of the table whose monitoring result you want to view.
NodeThe node that triggered monitoring rules.
DetailsFind a table and click Details in the Actions column. On the page that appears, you can perform the following operations on each monitoring rule that is configured for the table:
  • Find a rule and click View History Check Results in the Actions column to view the monitoring result history of the rule.
  • Enter comments on a rule based on the execution status of the rule. Perform the following steps to enter comments on a rule:
    1. Find the rule and click Problem Handling in the Actions column.
    2. In the Problem Handling dialog box, configure the Handling Method and Comments parameters.
    3. Click OK.
    Important You can use the problem handling feature only in DataWorks Enterprise Edition or more advanced editions.
  • Find a rule and click Handling Logs in the Actions column to view the processing history of the rule.
RulesFind a table and click Rules in the Actions column to go to the rule configuration page of the table. On this page, you can view partition filter expressions and monitoring rules that are configured for the table and modify the rules based on your business requirements. For more information, see Configure monitoring rules for MaxCompute.
View LogFind a table and click View Log in the Actions column to view the operational logs of monitoring rules that are configured for the table.
View StatisticsFind a table and click View Statistics in the Actions column to view rule execution information about the table, including the number of rows and the table size.
View lineageFind a table and click View lineage in the Actions column. The DataMap page appears. You can view the table lineage on the page.