标签:
1.添加PRIMARY KEY(主键索引)
mysql>ALTER TABLE `table_name` ADD PRIMARY KEY (
`column` )
2.添加UNIQUE(唯一索引)
mysql>ALTER TABLE `table_name` ADD UNIQUE
(
`column`
)
3.添加INDEX(普通索引)
mysql>ALTER TABLE `table_name`
ADD INDEX index_name ( `column` )
4.添加FULLTEXT(全文索引)
mysql>ALTER
TABLE `table_name` ADD FULLTEXT ( `column`)
5.添加多列索引
mysql>ALTER
TABLE `table_name` ADD INDEX index_name ( `column1`, `column2`, `column3` )
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原文地址:http://www.cnblogs.com/eternal1025/p/4447014.html