The post (“JDBC Delete Record Using Statement”) will give an example, and show how to delete a record using Statement.
Example
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 |
package net.tecbar.jdbc.examples; import java.sql.Connection; import java.sql.DriverManager; import java.sql.ResultSet; import java.sql.SQLException; import java.sql.Statement; public class JdbcDeleteRecordExample { private final static String USERNAME = "deploy"; private final static String PASSWORD = "Ts78W$k"; public static void main(String[] args) { JdbcDeleteRecordExample instance = new JdbcDeleteRecordExample(); instance.updateRecord(); } public void updateRecord() { Connection conn = null; Statement stmt = null; try{ // Register JDBC driver Class.forName("com.mysql.jdbc.Driver"); // Open a connection (MySQL as example) conn = DriverManager.getConnection("jdbc:mysql://localhost:3306/mytecbar", USERNAME, PASSWORD); // Execute a query final String sql = "DELETE FROM category where id = 2"; stmt = conn.createStatement(); stmt.executeUpdate(sql); } catch(SQLException sle){ // process exception here sle.printStackTrace(); } catch(Exception e){ // process exception here e.printStackTrace(); } finally{ release(conn, stmt, null); } } public void release(Connection conn, Statement stmt, ResultSet rs) { try { if (rs != null) { rs.close(); } if (stmt != null) { stmt.close(); } if (conn != null) { conn.close(); } } catch (SQLException ex) { // process exception here } } } |
Pingback: JDBC by Examples