sql: add Last_analyze_time column for SHOW STATS_META (#21034) (#21059)

Author: ti-chi-bot

sql-statements/sql-statement-show-stats-meta.md

@@ -7,16 +7,17 @@ summary: TiDB 数据库中 SHOW STATS_META 语句的简单说明。
 
 你可以通过 `SHOW STATS_META` 来查看表的总行数以及修改的行数等信息，可以通过 ShowLikeOrWhere 来筛选需要的信息。
 
-目前 `SHOW STATS_META` 会输出 6 列，具体如下：
+目前 `SHOW STATS_META` 会输出以下列：
 
 | 列名 | 说明            |
 | -------- | ------------- |
-| db_name  |  数据库名    |
-| table_name | 表名 |
-| partition_name| 分区名 |
-| update_time | 更新时间 |
-| modify_count | 修改的行数 |
-| row_count | 总行数 |
+| Db_name  |  数据库名    |
+| Table_name | 表名 |
+| Partition_name| 分区名 |
+| Update_time | 更新时间 |
+| Modify_count | 修改的行数 |
+| Row_count | 总行数 |
+| Last_analyze_time | 表上次被分析的时间 |
 
 > **注意：**
 >
@@ -40,15 +41,15 @@ SHOW STATS_META;
 ```
 
 ```sql
-+---------+------------+----------------+---------------------+--------------+-----------+
-| Db_name | Table_name | Partition_name | Update_time         | Modify_count | Row_count |
-+---------+------------+----------------+---------------------+--------------+-----------+
-| test    | t0         |                | 2020-05-15 16:58:00 |            0 |         0 |
-| test    | t1         |                | 2020-05-15 16:58:04 |            0 |         0 |
-| test    | t2         |                | 2020-05-15 16:58:11 |            0 |         0 |
-| test    | s          |                | 2020-05-22 19:46:43 |            0 |         0 |
-| test    | t          |                | 2020-05-25 12:04:21 |            0 |         0 |
-+---------+------------+----------------+---------------------+--------------+-----------+
++---------+------------+----------------+---------------------+--------------+-----------+---------------------+
+| Db_name | Table_name | Partition_name | Update_time         | Modify_count | Row_count | Last_analyze_time   |
++---------+------------+----------------+---------------------+--------------+-----------+---------------------+
+| test    | t0         |                | 2025-07-27 16:58:00 |            0 |         0 | 2025-07-27 16:58:00 |
+| test    | t1         |                | 2025-07-27 16:58:04 |            0 |         0 | 2025-07-27 16:58:04 |
+| test    | t2         |                | 2025-07-27 16:58:11 |            0 |         0 | 2025-07-27 16:58:11 |
+| test    | s          |                | 2025-07-27 19:46:43 |            0 |         0 | 2025-07-27 19:46:43 |
+| test    | t          |                | 2025-07-27 12:04:21 |            0 |         0 | 2025-07-27 12:04:21 |
++---------+------------+----------------+---------------------+--------------+-----------+---------------------+
 5 rows in set (0.00 sec)
 ```
 
@@ -57,11 +58,11 @@ SHOW STATS_META WHERE table_name = 't2';
 ```
 
 ```sql
-+---------+------------+----------------+---------------------+--------------+-----------+
-| Db_name | Table_name | Partition_name | Update_time         | Modify_count | Row_count |
-+---------+------------+----------------+---------------------+--------------+-----------+
-| test    | t2         |                | 2020-05-15 16:58:11 |            0 |         0 |
-+---------+------------+----------------+---------------------+--------------+-----------+
++---------+------------+----------------+---------------------+--------------+-----------+---------------------+
+| Db_name | Table_name | Partition_name | Update_time         | Modify_count | Row_count | Last_analyze_time   |
++---------+------------+----------------+---------------------+--------------+-----------+---------------------+
+| test    | t2         |                | 2025-07-27 16:58:11 |            0 |         0 | 2025-07-27 16:58:11 |
++---------+------------+----------------+---------------------+--------------+-----------+---------------------+
 1 row in set (0.00 sec)
 ```