analyze table 问题

MySQL [zm]> show stats_histograms where table_name = ‘db2rp’;
±--------±-----------±---------------±------------±---------±--------------------±---------------±-----------±-------------±------------+
| Db_name | Table_name | Partition_name | Column_name | Is_index | Update_time | Distinct_count | Null_count | Avg_col_size | Correlation |
±--------±-----------±---------------±------------±---------±--------------------±---------------±-----------±-------------±------------+
| zm | db2rp | | start_date | 1 | 2022-08-01 22:42:10 | 6529 | 0 | 0 | 0 |
±--------±-----------±---------------±------------±---------±--------------------±---------------±-----------±-------------±------------+
1 row in set (0.00 sec)