摘要: 主键索引 CREATE TABLE TEST( a int primary key, b int, c int, d int, e char(1) )engine=INNODB INSERT INTO TEST VALUES(4,3,1,1,'d') INSERT INTO TEST VALUES( 阅读全文
posted @ 2020-11-17 23:50 Java民工陆小凤 阅读(254) 评论(0) 推荐(0) 编辑