//教程 //简介 //语法 //SELECT //SELECT DISTINCT //WHERE //AND & OR //ORDER BY //INSERT INTO //UPDATE //DELETE
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//SELECT TOP //LIKE //通配符 //IN //BETWEEN //别名 //连接(JOIN) //INNER JOIN //LEFT JOIN //RIGHT JOIN //FULL JOIN //UNION //SELECT INTO //INSERT INTO SELECT //CREATE DATABASE //CREATE TABLE //约束 //NOT NULL
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//函数 //AVG() //COUNT() //FIRST() //LAST() //MAX() //MIN() //SUM() //GROUP BY //HAVING //EXISTS //UCASE() //LCASE() //MID() //LEN() //ROUND() //NOW() //FORMAT()
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