NOT NULL查询
whereIsNotNull()
可通过链式调用的方式来指定多条件的查询
- @param
field
字段名
whereIsNotNull()
Db('user').where('age', 10).whereIsNotNull('score').select()
Db('user').where('age', 10).whereIsNotNull('score').select()
最终的SQL语句为:
SELECT * FROM user WHERE age = 10 AND score IS NOT NULL
SELECT * FROM user WHERE age = 10 AND score IS NOT NULL