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addindex

addindex

如何在Linux下使用MySQL?... ... |drop 列名 //删除列 |add index 索引名 (列名) //添加索引 |drop index 索引名 //删除索引 ...

MYSQL 数据库基础_简单命令（图）_知行网 ... add ... 增加新字段 add index 增加索引 add primary key ... 增加主键 ...

To produce the mapping , right-click the repeating element in the output tree and select Add Index from the menu as shown in Figure 1 .