📄 groups.java
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package swing;
import java.sql.*;
import com.zh.conpool.Condata;
public class Groups{
private Connection conn=null;
private ResultSet rs=null;
private Condata con=new Condata();
private String sql="SELECT Name FROM tb_th_plan GROUP BY Name";
public ResultSet rbRs(){
try{
con.getConnection();
rs=con.executeQuery(sql);
}catch(Exception e){
System.out.println(e.getStackTrace());
}
return rs;
}
public void close(){
try{
rs.close();
}catch(Exception e){
}try{
conn.close();
}catch(Exception ee){
}finally{
con.close();
}
}
}
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