java数据库部分的操作得到数据库的…

//内容经供参考,以下代码是运行成功后的结果.切莫copy,拒绝只做理论帝,努力成为手工王,高手请留言,让大家一起学习进步,壮大我大程序员

//此方法基于我之前发布的DBSql类文件而做的一个方法,用来更新数据库的数据集,

//多条记录保存在内存当中,让 addBatch();添加进去,一次执行通过,这样节省了资源.

public boolean InsertU8(){

String U8sql="select
CUSTDH,95,ID,'01',DATE,PINO
,ZBFL,CREATEUSER,'美金','6.12','0.12',REMARK,0,'USERNAME',0,'自定义10',0,'CUSTNAME',0,'PITYPE'
"+

"from GAJAH.dbo.BO_OM_PI where
PINO not in (select cSOCode from so_somain)";

// String sql2="insert into
so_somain
(cCusCode,iVTid,id,cSTCode,dDate,cSOCode,cDepCode,cPersonCode,cexch_name,iExChRate,iTaxRate,"

// +"cMemo,
iStatus,cMaker,bDisFlag,cDefine10,bReturnFlag,cCusName,bOrder,cBusType)
"+

// "select
CUSTDH,95,ID,'01',DATE,PINO
,ZBFL,CREATEUSER,'美金','6.12','0.12',REMARK,0,'USERNAME',0,'自定义10',0,'CUSTNAME',0,'PITYPE'
"+

// "from
GAJAH.dbo.BO_OM_PI where PINO not in (select cSOCode from
so_somain)";

String sql2="insert into
so_somain
(cCusCode,iVTid,id,cSTCode,dDate,cSOCode,cDepCode,cPersonCode,cexch_name,iExChRate,iTaxRate,"

+"cMemo,
iStatus,cMaker,bDisFlag,cDefine10,bReturnFlag,cCusName,bOrder,cBusType)
value(?,";

for(int
i=1;i<19;i++){

sql2=sql2+"?,";

}

sql2=sql2+"?)";

//以上生成对应的sql语句

System.out.println(sql2);

Connection conn =
U8DBSql.getConnecton();

PreparedStatement pst =
null;

try {

List
U8list=U8DBSql.GetLIst(U8sql, 20);
//list得到当前的数据集合,20表示字段数量,做赋值的时候循环的次数

pst =
conn.prepareStatement(sql2);

ResultSet rs = null;

for(List OAuplist:
U8list){//这个是循环list对象时候将值取出来,当然也可以申明一个对象,

//将值赋值给对象

for(int
i=0;i<11;i++){

int
t=i+1;

pst.setString(t,
(String) OAuplist.get(i));

}

pst.addBatch();

}

int[]
a=pst.executeBatch(); //最终执行一次连接最有效率的方法

System.out.println("执行"+a.length+"条记录");

} catch (SQLException e)
{

// TODO
Auto-generated catch block

e.printStackTrace();

}

return true;

}