mysql中如何查看和删除唯一索引_MySQL
- WBOYOriginal
- 2016-06-01 13:06:19895browse
mysql中如何查看和删除唯一索引。
查看唯一索引:
show index from mytable;//mytable 是表名
查询结果如下：
查询到唯一索引后，如何删除唯一索引呢，使用如下命令：
alter table mytable drop index mdl_tag_use_ix;//mdl_tag_use_ix是上表查出的索引名，key_name
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