INNER JOIN 连接五个数据表的用法:
- SELECT
- *
- FROM
- (
- (
- ( 表1 INNER JOIN 表2 ON 表1.字段号=表2.字段号 )
- INNER JOIN 表3 ON 表1.字段号 =表3.字段号
- )
- INNER JOIN 表4 ON 表1.字段号 =表4.字段号
- )
- INNER JOIN 表5 ON 表1.字段号 =表5.字段号
-
-
-
实例:对left join的对象再次进行inner join时
- select *
- FROM
- table1 ste LEFT JOIN
- ( table2 sae INNER JOIN table3 te1 ON te1.uuid = sae.TYPEENTITY_UUID AND te1.mark = "test" ) ON ste.UUID = sae.table1_UUID