Example usage for java.sql PreparedStatement executeUpdate

List of usage examples for java.sql PreparedStatement executeUpdate

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Introduction

In this page you can find the example usage for java.sql PreparedStatement executeUpdate.

Prototype

int executeUpdate() throws SQLException;

Source Link

Document

Executes the SQL statement in this PreparedStatement object, which must be an SQL Data Manipulation Language (DML) statement, such as INSERT, UPDATE or DELETE; or an SQL statement that returns nothing, such as a DDL statement.

Usage

From source file:Main.java

public static void main(String[] argv) throws Exception {

    Class.forName("com.mysql.jdbc.Driver");
    Connection con = DriverManager.getConnection("jdbc:mysql://localhost:3306/jdbctutorial", "root", "root");

    String sql = "DELETE FROM product where year_made = ?";
    PreparedStatement prest = con.prepareStatement(sql);
    prest.setInt(1, 2008);//  w w w .  j  av  a  2  s .  c  o  m
    int del = prest.executeUpdate();
    System.out.println("Number of deleted records: " + del);
    con.close();
}

From source file:Main.java

License:asdf

public static void main(String[] args) throws Exception {
    Connection conn = null;/*from w w w .  j  a v a 2  s  .  c om*/
    conn = DriverManager.getConnection("jdbc:mysql://192.168.1.3/greektest?"
            + "useUnicode=yes&characterEncoding=UTF-8" + "&user=root&password=obfuscated");
    String sql = "INSERT INTO `chars` (`value`) VALUES (?)";
    PreparedStatement pst = conn.prepareStatement(sql);
    String var1 = "asdf";
    pst.setString(1, var1);
    pst.executeUpdate();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getConnection();
    Statement stmt = conn.createStatement();

    stmt.executeUpdate("create table survey (id int, register int );");

    String sql = "INSERT INTO survey (register) VALUES(?)";
    PreparedStatement pstmt = conn.prepareStatement(sql);

    pstmt.setBoolean(1, true);/*w w  w .j  ava  2  s  . c om*/
    pstmt.executeUpdate();

    pstmt.setBoolean(1, false);
    pstmt.executeUpdate();

    ResultSet rs = stmt.executeQuery("SELECT * FROM survey");
    while (rs.next()) {
        System.out.println(rs.getString(2));
    }
    rs.close();
    stmt.close();
    conn.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getConnection();
    Statement stmt = conn.createStatement();

    stmt.executeUpdate("create table survey (id int, register int );");

    String sql = "INSERT INTO survey (register) VALUES(?)";
    PreparedStatement pstmt = conn.prepareStatement(sql);

    pstmt.setBoolean(1, true);//ww w  . jav  a  2s. com
    pstmt.executeUpdate();

    pstmt.setBoolean(1, false);
    pstmt.executeUpdate();

    ResultSet rs = stmt.executeQuery("SELECT * FROM survey");
    while (rs.next()) {
        System.out.println(rs.getString(2));
    }

    rs.close();
    stmt.close();
    conn.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    String url = "jdbc:mysql://localhost/sampledb";
    String username = "root";
    String password = "";

    Class.forName("com.mysql.jdbc.Driver");
    Connection connection = DriverManager.getConnection(url, username, password);

    String sql = "DELETE FROM users WHERE user_id = ?";
    int userId = 2;

    PreparedStatement statement = connection.prepareStatement(sql);

    statement.setInt(1, userId);/*from w w  w  . j av a  2  s.  co m*/

    int rows = statement.executeUpdate();

    System.out.println(rows + " record(s) deleted.");
    connection.close();
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    String driverName = "com.jnetdirect.jsql.JSQLDriver";
    Class.forName(driverName);//ww w .  ja  v  a 2s. c  om

    String serverName = "127.0.0.1";
    String portNumber = "1433";
    String mydatabase = serverName + ":" + portNumber;
    String url = "jdbc:JSQLConnect://" + mydatabase;
    String username = "username";
    String password = "password";

    Connection connection = DriverManager.getConnection(url, username, password);
    Statement stmt = connection.createStatement();
    String sql = "DELETE FROM my_table WHERE col_string='a string'";
    int deleteCount = stmt.executeUpdate(sql);
    sql = "DELETE FROM my_table WHERE col_string=?";
    PreparedStatement pstmt = connection.prepareStatement(sql);
    pstmt.setString(1, "a string");
    deleteCount = pstmt.executeUpdate();
}

From source file:Main.java

License:asdf

public static void main(String[] args) throws Exception {
    Connection conn = getConnection();
    Statement stmt = conn.createStatement();

    stmt.executeUpdate("create table survey (id int, name BINARY);");

    String sql = "INSERT INTO survey (name) VALUES(?)";
    PreparedStatement pstmt = conn.prepareStatement(sql);

    pstmt.setBytes(1, "asdfasdf".getBytes());
    pstmt.executeUpdate();

    ResultSet rs = stmt.executeQuery("SELECT * FROM survey");
    while (rs.next()) {
        System.out.println(rs.getBytes(2));
    }/* ww w  . ja va  2 s. co m*/

    rs.close();
    stmt.close();
    conn.close();
}

From source file:Main.java

License:asdf

public static void main(String[] argv) throws Exception {
    Class.forName("com.mysql.jdbc.Driver");
    Connection con = DriverManager.getConnection("jdbc:mysql://localhost:3306/jdbctutorial", "root", "root");

    String sql = "INSERT product VALUES(?,?)";
    PreparedStatement prest = con.prepareStatement(sql);
    prest.setString(1, "asdf");
    prest.setInt(2, 2009);//from  w  w w.j  a va2  s  . co  m
    int count = prest.executeUpdate();
    System.out.println(count + "row(s) affected");
    con.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getConnection();
    conn.setAutoCommit(false);//w w w  .  j ava2  s. co  m
    Statement st = conn.createStatement();

    PreparedStatement pstmt = conn.prepareStatement("create table survey (id int, name VARCHAR(30) );");

    pstmt.executeUpdate();

    ResultSet rs = st.executeQuery("SELECT * FROM survey");
    outputResultSet(rs);

    rs.close();
    st.close();
    conn.close();
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    Connection con = null;/*  www  . j a va2s . c  o m*/
    PreparedStatement prepstmt;
    prepstmt = con.prepareStatement("DELETE FROM tCust " + " WHERE custId = ?");

    prepstmt.setString(1, "1");
    prepstmt.executeUpdate();

    prepstmt.close();
    con.close();
}