JDBC DALA HU

Advance_Java/Jdbc2.java

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+/*
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Main.java to edit this template
+ */
+package jdbc2;
+
+import java.sql.*;
+/**
+ *
+ * @author hp
+ */
+
+
+public class Jdbc2 {
+
+    /**
+     * @param args the command line arguments
+     * @throws java.lang.ClassNotFoundException
+     */
+    public static void main(String[] args) throws ClassNotFoundException{
+        // TODO code application logic here
+
+        String query ="select * from ADITYA.STUDENT";
+        Class.forName("oracle.jdbc.driver.OracleDriver");
+
+        try (Connection conn = DriverManager.getConnection("jdbc:oracle:thin:@localhost:1521:XE","system","system") ){
+
+            //Insert
+            PreparedStatement ins=conn.prepareStatement("Insert into ADITYA.STUDENT values('3','Soham')");
+            ins.executeUpdate();
+
+            //Update
+            PreparedStatement upd=conn.prepareStatement("update ADITYA.STUDENT set name='loved' where name='love'");
+            upd.executeUpdate();
+
+            PreparedStatement del=conn.prepareStatement("delete from ADITYA.STUDENT where id='1'");
+            del.executeUpdate();
+
+            Statement state=conn.createStatement();
+            ResultSet rs=state.executeQuery(query);
+            while(rs.next()){
+            System.out.println(rs.getString(1)+rs.getString(2));
+            }
+
+
+
+        }catch(Exception e){
+        e.printStackTrace();
+        }
+    }
+
+}