发表于 2018-10-9 07:30:12

mysql 修改字段中部分值

mysql> select * from syk_test;  
+-----------+-----------+
  
| user      | host      |
  
+-----------+-----------+
  
| repluser| %         |
  
| syk       | %         |
  
| mysql.sys | localhost |
  
| root      | localhost |
  
+-----------+-----------+
  
4 rows in set (0.00 sec)
  

  
mysql> update syk_test set host = replace (host,'local','my');
  
Query OK, 2 rows affected (0.00 sec)
  
Rows matched: 4Changed: 2Warnings: 0
  

  
mysql> select * from syk_test;
  
+-----------+--------+
  
| user      | host   |
  
+-----------+--------+
  
| repluser| %      |
  
| syk       | %      |
  
| mysql.sys | myhost |
  
| root      | myhost |
  
+-----------+--------+
  
4 rows in set (0.00 sec)


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