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You are viewing the documentation of TiDB v6.0 (DMR). PingCAP does not provide bug fixes for v6.0. Any bugs will be fixed in future releases.

For general purposes, please use the latest LTS version of the TiDB database.

ANALYZE_STATUS

The ANALYZE_STATUS table provides information about the running tasks that collect statistics and a limited number of history tasks.

USE information_schema;
DESC analyze_status;
+----------------+---------------------+------+------+---------+-------+
| Field          | Type                | Null | Key  | Default | Extra |
+----------------+---------------------+------+------+---------+-------+
| TABLE_SCHEMA   | varchar(64)         | YES  |      | NULL    |       |
| TABLE_NAME     | varchar(64)         | YES  |      | NULL    |       |
| PARTITION_NAME | varchar(64)         | YES  |      | NULL    |       |
| JOB_INFO       | varchar(64)         | YES  |      | NULL    |       |
| PROCESSED_ROWS | bigint(20) unsigned | YES  |      | NULL    |       |
| START_TIME     | datetime            | YES  |      | NULL    |       |
| STATE          | varchar(64)         | YES  |      | NULL    |       |
+----------------+---------------------+------+------+---------+-------+
7 rows in set (0.00 sec)
SELECT * FROM `ANALYZE_STATUS`;
+--------------+------------+----------------+-------------------+----------------+---------------------+----------+
| TABLE_SCHEMA | TABLE_NAME | PARTITION_NAME | JOB_INFO          | PROCESSED_ROWS | START_TIME          | STATE    |
+--------------+------------+----------------+-------------------+----------------+---------------------+----------+
| test         | t          |                | analyze index idx | 2              | 2019-06-21 19:51:14 | finished |
| test         | t          |                | analyze columns   | 2              | 2019-06-21 19:51:14 | finished |
| test         | t1         | p0             | analyze columns   | 0              | 2019-06-21 19:51:15 | finished |
| test         | t1         | p3             | analyze columns   | 0              | 2019-06-21 19:51:15 | finished |
| test         | t1         | p1             | analyze columns   | 0              | 2019-06-21 19:51:15 | finished |
| test         | t1         | p2             | analyze columns   | 1              | 2019-06-21 19:51:15 | finished |
+--------------+------------+----------------+-------------------+----------------+---------------------+----------+
6 rows in set

Fields in the ANALYZE_STATUS table are described as follows:

  • TABLE_SCHEMA: The name of the database to which the table belongs.
  • TABLE_NAME: The name of the table.
  • PARTITION_NAME: The name of the partitioned table.
  • JOB_INFO: The information of the ANALYZE task.
  • PROCESSED_ROWS: The number of rows that have been processed.
  • START_TIME: The start time of the ANALYZE task.
  • STATE: The execution status of the ANALYZE task. Its value can be pending, running,finished or failed.
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