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public class www {
public static void main(String[]args) throws Exception {
//µÚÒ»²½£º¼ÓÔØÇý¶¯£¨Çý¶¯jar°ü±ØÐë¼ÓÈëclasspathÖУ©
Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver");
//µÚ¶þ²½£º½¨Á¢Á¬½Ó£¨¸ù¾Ýʵ¼ÊÇé¿öÌæ»»Êý¾Ý¿âµÄÖ÷»úµØÖ·¡¢¶Ë¿ÚºÅ¡¢Êý¾Ý¿âÃ÷¡¢µÇ¼à ......

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<WatchedResource>WEB-INF/web.xml</WatchedResource>
<Resource auth="Container" maxActive="20" name="sss" password="123"
type="javax.sql.DataSource" />
<Resource auth="Container" ......

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public static void main(String[] args){
    int employeeCount = 420000;  //Ô±¹¤×ÜÊý 
    Employee[] ËùÓÐÖ°¹¤  = getAllEmployee();
    for((i=0;i<=employeeCount ;i++) {
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