test/jdbc/network/Gateway/GwStmt6.java

   1 //update tuple with WHERE clause having param for all fields(UPDATE t1 SET f2=100 WHERE f1=?AND f3=?....)
   2 import java.sql.*;
   3 /**
   4  *
   5  * @Author : Nihar
   6  */
   7 public class GwStmt6 {
   8      public static void main(String[] arg)
   9     {
  10         try
  11         {
  12             Class.forName("csql.jdbc.JdbcSqlDriver");
  13             Connection con=DriverManager.getConnection("jdbc:gateway://localhost:5678","root","manager");
  14             Statement cStmt=con.createStatement();
  15             PreparedStatement stmt=null,selStmt=null;
  16             stmt=con.prepareStatement("INSERT INTO t1 VALUES(?,?,?,?,?,?,?,?);");
  17             int ret=0;
  18             for(int i=0;i<10;i++)
  19             {
  20                 stmt.setInt(1,i);
  21                 stmt.setShort(2,(short)(i+1));
  22 //                stmt.setByte(3,(byte)(i+2));
  23                 stmt.setLong(3,(long)i);
  24                 stmt.setFloat(4,(float)1000+i);
  25                 stmt.setString(5, String.valueOf("Cache"+i));
  26                 stmt.setDate(6,Date.valueOf("2008-03-21"));
  27                 stmt.setTime(7,Time.valueOf("18:00:00"));
  28                 stmt.setTimestamp(8,Timestamp.valueOf("2008-03-21 18:00:00"));
  29                 ret=stmt.executeUpdate();
  30                 if(ret!=1) break;
  31             }
  32             stmt.close();
  33             con.commit();
  34             selStmt=con.prepareStatement("Select * from t1");
  35             ResultSet rs=null;
  36             rs=selStmt.executeQuery();
  37             while(rs.next())
  38             {
  39                 System.out.println("Tuple value is " + rs.getInt(1) + " "+
  40                                                         rs.getShort(2) + " "+
  41                                                         rs.getLong(3) + " "+
  42                                                         rs.getFloat(4) + " "+
  43                                                         rs.getString(5) + " "+
  44                                                         rs.getDate(6) + " "+
  45                                                         rs.getTime(7) + " "+
  46                                                         rs.getTimestamp(8) + " "
  47                                                         );
  48
  49             }
  50             rs.close();
  51             con.commit();
  52             ret=0;
  53             stmt=con.prepareStatement("UPDATE t1 SET f2=?, f8=? WHERE f1=?AND f9=?;");
  54             for(int i=0;i<10;i++)
  55             {
  56                 stmt.setShort(1,(short)100);
  57                 stmt.setTime(2,Time.valueOf("19:38:25"));
  58                 stmt.setInt(3,3);
  59                 stmt.setTimestamp(4,Timestamp.valueOf("2008-03-21 18:00:00"));
  60                 ret=stmt.executeUpdate();
  61                 if(ret!=1) break;
  62             }
  63             stmt.close();
  64             con.commit();
  65             selStmt=con.prepareStatement("Select * from t1");
  66             rs=null;
  67             rs=selStmt.executeQuery();
  68             System.out.println();
  69             while(rs.next())
  70             {
  71                 System.out.println("Tuple value is " + rs.getInt(1) + " "+
  72                                                         rs.getShort(2) + " "+
  73                                                         rs.getLong(3) + " "+
  74                                                         rs.getFloat(4) + " "+
  75                                                         rs.getString(5) + " "+
  76                                                         rs.getDate(6) + " "+
  77                                                         rs.getTime(7) + " "+
  78                                                         rs.getTimestamp(8) + " "
  79                                                         );
  80
  81             }
  82             rs.close();
  83             con.commit();
  84             con.close();
  85        }catch(Exception e) {
  86             System.out.println("Exception in Test: "+e);
  87             e.printStackTrace();
  88         }
  89     }
  90
  91
  92 }