SQL模糊查询语法:
- “SELECT column FROM table WHERE column LIKE ';pattern';”。
- SELECT * FROM user WHERE name LIKE ';%三%';
2. _ 表示任意单个字符。
- SELECT * FROM user WHERE name LIKE ';_三_';
- SELECT * FROM user WHERE name LIKE ';三__';
3. [ ] 表示括号内所列字符中的一个(类似与正则表达式)。语句:
- SELECT * FROM user WHERE name LIKE ';[张李王]三';
如 [ ] 内有一系列字符(01234、abcde之类的)则可略写为“0-4”、“a-e”
- SELECT * FROM user WHERE name LIKE ';老[1-9]';
如要找“-”字符请将其放在首位:';张三[-1-9]';
4. [^ ] 表示不在括号所列之内的单个字符。语句:
- SELECT * FROM user WHERE name LIKE ';[^张李王]三';
- SELECT * FROM user WHERE name LIKE ';老[^1-4]';