目录1.关联LEFT JOIN2.FIND_IN_SET+LEFT JOIN+AND (OR)写法3.修改部分字段写法4.sum+case_().when().then().else_().end()写法4.count+case_().when().then().else_().end()写法5.字段加减乘除写法6. AND +(字段 or
I am comparing some CHAR data in a where clause in my sql like 开发者_如何转开发this, where PRI_CODE < PriCode
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