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[, user [IDENTIFIED BY [PASSWORD] 'password']] ...
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default-character-set = utf8 //´Ë´¦ÉèÖÃΪutf8,×¢Òâ²»ÊÇutf-8
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create table groupTable(dept varchar(6),phone varchar(20),amount int);
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insert groupTable
select 'ÓªÒµ²¿',8001,20 union all
select 'ÓªÒµ²¿',8002,30 union all
select '²ÆÎñ²¿',6001,10 union all
select '²ÆÎñ²¿',6003,100;
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select ifnull(dept,'×ܼÆ') as '²¿ÃÅ',ifnull(phone,'С¼Æ') as 'µç»°',sum(money) as '½ð¶î' from groupTable group by
dept,phone with rollup;
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| ²¿ÃÅ | µç»° | ½ð¶î |
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| ²ÆÎñ²¿ | 6003 | 100 |
| ²ÆÎñ²¿ | С¼Æ | 110 |
| ÓªÒµ²¿ | 8001 | 20 |
| ÓªÒµ²¿ | 8002 | 30 |
| ÓªÒµ²¿ | С¼Æ | 50 |
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package mypackage;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.sql.Statement;
public class ConToDBTest {
public static void main(String[] args) {
String user="root"; //Óû§Ãû
String pass="root"; //ÃÜÂë
String dbName="test"; //Êý¾ÝÔ´Ãû
String tableName="student"; //±íÃû
String driver="com.mysql.jd ......