
mysql
ljhabc1982
这个作者很懒,什么都没留下…
展开
-
mysql 建表语法
mysql 建表语法 CREATE [TEMPORARY] TABLE [IF NOT EXISTS] tbl_name (create_definition,...) [table_options] [partition_options] CREATE [TEMPORARY] TABLE [IF NOT EXISTS] tbl_name [(create_def...转载 2019-05-15 21:49:08 · 3639 阅读 · 0 评论 -
mysql 索引
mysql 索引 1.索引语法 CREATE [UNIQUE | FULLTEXT | SPATIAL] INDEX index_name [index_type] ON tbl_name (key_part,...) [index_option] [algorithm_option | lock_option] ... key_part: {col_name [...转载 2019-05-16 23:13:56 · 183 阅读 · 0 评论