sql模糊查询详解
--查出包含 has字符的 %'[include]'%
SELECT ddd.department_name, ddd.department_id FROM departments ddd WHERE ddd.department_name like '%has%'
--查出匹配位置的 从第一个字符串开始
SELECT ddd.department_name, ddd.department_id FROM departments ddd WHERE ddd.department_name like 'has%'
--查出匹配位置的 从第二个字符串开始
SELECT ddd.department_name, ddd.department_id FROM departments ddd WHERE ddd.department_name like '_has%'
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