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mysql常用语句

2016-06-20 11:42 1101 查看
1.select按条件设置默认值:

SELECT IF(pay_name='N','未开户',"已开户") AS isopen,COUNT(user_id) FROM wb_user_account GROUP BY isopen

2.sqlyog导入csv数据:

LOAD DATA LOCAL INFILE 'C:\\Users\\Administrator\\Desktop\\test.csv'
INTO TABLE cheyaoshi.daishou CHARACTER SET gbk
FIELDS TERMINATED BY ',' OPTIONALLY ENCLOSED BY '"' ESCAPED BY '"'
LINES TERMINATED BY '\r\n'
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