Home Database Mysql Tutorial 举例说明用sql查询表1的某字段值包含在表2的某字段值内容里的记

举例说明用sql查询表1的某字段值包含在表2的某字段值内容里的记

Jun 07, 2016 pm 03:13 PM
sql t content Field

现有表table1和表table2,表结构如图 table1: table2: 现在的目的是从table1中查询出所有stus为0,而且对应fid的包含在table2的fids字段的里的所有记录。 实现的sql语句如下: select * from table1 where exists( select fid from table2 where stus='0'

现有表table1和表table2,表结构如图

table1:                                                                  table2:                                                              

举例说明用sql查询表1的某字段值包含在表2的某字段值内容里的记                                          举例说明用sql查询表1的某字段值包含在表2的某字段值内容里的记

现在的目的是从table1中查询出所有stus值为0,而且对应fid的值包含在table2的fids字段的值里的所有记录。

实现的sql语句如下:

select * from table1 
where exists(
select fid from table2 
where stus='0'
and table2.fids like'%' || table1.fid || '%')

查询的结果如下

举例说明用sql查询表1的某字段值包含在表2的某字段值内容里的记



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