Example usage for java.sql ResultSet next

Introduction

In this page you can find the example usage for java.sql ResultSet next.

Prototype

boolean next() throws SQLException;

Source Link

Document

Moves the cursor forward one row from its current position.

Usage

From source file:Main.java

public static void main(String[] args) throws Exception {
    String db_file_name_prefix = "c:\\mydbdir\\mydb";

    Connection con = null;// w  w w  .j  a  va 2  s .  co  m
    Class.forName("org.hsqldb.jdbcDriver");

    con = DriverManager.getConnection("jdbc:hsqldb:file:" + db_file_name_prefix, // filenames
            "sa", // username
            ""); // password

    Statement statement = con.createStatement();
    ResultSet rs = statement.executeQuery("SELECT * FROM \"User\"");
    while (rs.next()) {
        System.out.print("ID: " + rs.getString("ID"));
        System.out.print(" first name: " + rs.getString("firstname"));
        System.out.println(" last name: " + rs.getString("lastname"));
    }
    statement.close();
    con.close();
}

From source file:Test.java

public static void main(String[] args) throws Exception {
    Connection con = DriverManager.getConnection("jdbc:derby://localhost:1527/contact", "userName", "password");
    DatabaseMetaData metaData = con.getMetaData();
    ResultSet resultSet = metaData.getPseudoColumns("", "schemaName", "tableName", "");

    while (resultSet.next()) {
        System.out.println(resultSet.getString("TABLE_SCHEM ") + " - " + resultSet.getString("COLUMN_NAME "));
    }//from w  w  w .  ja  va 2s.c o m

}

From source file:Main.java

public static void main(String[] args) throws Exception {
    // DriverManager.registerDriver(new oracle.jdbc.OracleDriver());
    final Connection c = DriverManager.getConnection("jdbc:oracle:thin:@localhost:1521:XE", "system",
            "manager");
    String plsql = " declare " + "    p_id varchar2(20) := null; " + "    l_rc sys_refcursor;" + " begin "
            + "    p_id := ?; " + "    ? := 'input parameter was = ' || p_id;" + "    open l_rc for "
            + "        select 1 id, 'abc' name from dual; " + "    ? := l_rc;" + " end;";

    CallableStatement cs = c.prepareCall(plsql);
    cs.setString(1, "12345");
    cs.registerOutParameter(2, Types.VARCHAR);
    //  cs.registerOutParameter(3, OracleTypes.CURSOR);

    cs.execute();/*ww  w . jav a2 s.co  m*/

    System.out.println("Result = " + cs.getObject(2));

    ResultSet cursorResultSet = (ResultSet) cs.getObject(3);
    while (cursorResultSet.next()) {
        System.out.println(cursorResultSet.getInt(1) + " " + cursorResultSet.getString(2));
    }
    cs.close();
    c.close();
}

From source file:Main.java

public static void main(String args[]) throws Exception {
    Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
    Connection c = DriverManager
            .getConnection("jdbc:odbc:Driver={Microsoft Access Driver (*.mdb)};DBQ=c:/access.mdb");

    ResultSet rs = c.createStatement().executeQuery("select objet from Employee");

    while (rs.next()) {
        System.out.println(rs.getString("objet"));
    }/*from   w w  w. j a v  a 2  s . co  m*/
    rs.close();
    c.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getConnection();
    Statement st = conn.createStatement(ResultSet.TYPE_SCROLL_INSENSITIVE, ResultSet.CONCUR_UPDATABLE);

    st.executeUpdate("create table survey (id int,name varchar(30));");
    st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");
    st.executeUpdate("insert into survey (id,name ) values (2,null)");
    st.executeUpdate("insert into survey (id,name ) values (3,'Tom')");
    st = conn.createStatement();/*from   w w w  .j  av  a2 s.co  m*/
    ResultSet rs = st.executeQuery("SELECT * FROM survey");

    while (rs.next()) {
        String name = rs.getString("name");
        System.out.println(name);
    }

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

}

From source file:Main.java

public static void main(String[] args) throws Exception {
    Class.forName("com.mysql.jdbc.Driver");
    Connection conn = DriverManager.getConnection(URL, USERNAME, PASSWORD);

    String insert = "INSERT INTO orders (username, order_date) VALUES ('foobar', '2007-12-13')";
    Statement stmt = conn.createStatement();

    stmt.executeUpdate(insert, Statement.RETURN_GENERATED_KEYS);

    ResultSet keys = stmt.getGeneratedKeys();
    int lastKey = 1;
    while (keys.next()) {
        lastKey = keys.getInt(1);/*from   w w w . j a va 2 s. co  m*/
    }
    System.out.println("Last Key: " + lastKey);
    conn.close();
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    String driverName = "com.jnetdirect.jsql.JSQLDriver";
    Class.forName(driverName);/*from ww w .  j  av a  2  s .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);
    DatabaseMetaData dbmd = connection.getMetaData();
    ResultSet resultSet = dbmd.getTypeInfo();

    while (resultSet.next()) {
        String typeName = resultSet.getString("TYPE_NAME");

        short dataType = resultSet.getShort("DATA_TYPE");
        getJdbcTypeName(dataType);
    }
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    Connection dbConnection = null;
    PreparedStatement preparedStatement = null;
    Class.forName(DB_DRIVER);/*w w  w . j a va  2 s.c o m*/
    dbConnection = DriverManager.getConnection(DB_CONNECTION, DB_USER, DB_PASSWORD);

    String selectSQL = "SELECT USER_ID, USERNAME FROM Person WHERE USER_ID = ?";
    preparedStatement = dbConnection.prepareStatement(selectSQL);
    preparedStatement.setInt(1, 1001);

    ResultSet rs = preparedStatement.executeQuery();

    while (rs.next()) {

        String userid = rs.getString("USER_ID");
        String username = rs.getString("USERNAME");

        System.out.println("userid : " + userid);
        System.out.println("username : " + username);

    }

    preparedStatement.close();
    dbConnection.close();

}

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = null;// ww  w  . j a  va2  s. c o  m
    Statement stmt = null;

    Class.forName(JDBC_DRIVER);
    conn = DriverManager.getConnection(DB_URL, USER, PASS);
    System.out.println("Deleting database...");
    stmt = conn.createStatement();

    conn = DriverManager.getConnection(DB_URL, USER, PASS);

    stmt = conn.createStatement();
    String sql = "SELECT id, first, last, age FROM Person";
    ResultSet rs = stmt.executeQuery(sql);
    while (rs.next()) {
        // Retrieve by column name
        int id = rs.getInt("id");
        int age = rs.getInt("age");
        String first = rs.getString("firstName");
        String last = rs.getString("lastName");

        // Display values
        System.out.print("ID: " + id);
        System.out.print(", Age: " + age);
        System.out.print(", First: " + first);
        System.out.println(", Last: " + last);
    }
    rs.close();
    stmt.close();
    conn.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
    Statement stmt = DriverManager.getConnection("jdbc:odbc:employee").createStatement();
    ResultSet rs = stmt.executeQuery("select lastname, firstname, id from [Sheet1$]");
    while (rs.next()) {
        String lname = rs.getString(1);
        String fname = rs.getString(2);
        int id = rs.getInt(3);
        System.out.println(fname + " " + lname + "  id : " + id);
    }/*from  www  .  j  av  a  2 s.  c  o  m*/
    rs.close();
    stmt.close();
}