-- 建表USE test;DROP TABLE IF EXISTS t_regcustomer;CREATE TABLE t_regcustomer ( id INT(10) AUTO_INCREMENT ,name VARCHAR(256) ,age INT(10) , PRIMARY KEY(id)) COLLATE='utf8_general_ci' ENGINE=InnoDB;增加一些测试数据:
-- 插入一些测试数据:TRUNCATE TABLE t_regcustomer;INSERT INTO t_regcustomer(name, age) VALUES ('王明',20);INSERT INTO t_regcustomer(name, age) VALUES ('王大',21);INSERT INTO t_regcustomer(name, age) VALUES ('小王',22);INSERT INTO t_regcustomer(name, age) VALUES ('小王2',22);INSERT INTO t_regcustomer(name, age) VALUES ('敲不死',23);INSERT INTO t_regcustomer(name, age) VALUES ('憨憨',24);INSERT INTO t_regcustomer(name, age) VALUES ('憨憨2',24);INSERT INTO t_regcustomer(name, age) VALUES ('郭靖名',25);INSERT INTO t_regcustomer(name, age) VALUES ('郭靖2',25);INSERT INTO t_regcustomer(name, age) VALUES ('郭靖3',25);INSERT INTO t_regcustomer(name, age) VALUES ('郭得缸',25),('大鹏',20),('大鹏2',20),('大鹏3',20),('二鹏',19),('鹏鹏',18),('鹏鹏1',18),('小鹏',17),('AAA',17),('aaa',17),('SS',17),('s2',17),('ss',17);SELECT *FROM t_regcustomer;2. 指定列名查询
SELECT c.id, c.name, c.ageFROM t_regcustomer c;3. 对查询结果排序
SELECT c.id, c.name, c.ageFROM t_regcustomer cORDER BY c.age ASC;4. like 模糊检索
SELECT c.id, c.name, c.ageFROM t_regcustomer cWHERE c.name LIKE '%鹏%'ORDER BY c.age ASC;5. regexp 关键字
SELECT c.id, c.name, c.ageFROM t_regcustomer cWHERE c.name REGEXP '.鹏.'ORDER BY c.age ASC;6. 正则起始限定符
SELECT c.id, c.name, c.ageFROM t_regcustomer cWHERE c.name REGEXP '^王'ORDER BY c.age ASC;7. 大小写敏感
SELECT c.id, c.name, c.ageFROM t_regcustomer cWHERE c.name REGEXP BINARY '^s'ORDER BY c.age ASC;8. 正则或运算
SELECT c.id, c.name, c.ageFROM t_regcustomer cWHERE c.name REGEXP BINARY 'a|s'ORDER BY c.name ASC;9. 组运算正则
SELECT c.id, c.name, c.ageFROM t_regcustomer cWHERE c.name REGEXP BINARY '鹏[123]'ORDER BY c.name ASC;[1-9] 匹配 1、2、3、.... 8、9
SELECT c.id, c.name, c.ageFROM t_regcustomer cWHERE c.name REGEXP BINARY '鹏[1-9]'ORDER BY c.name ASC;10. 转义
11.更多内容
请查阅 《MySQL必知必会》 68页 正则表达式
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