Example usage for java.sql ResultSet close

List of usage examples for java.sql ResultSet close

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Introduction

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

Prototype

void close() throws SQLException;

Source Link

Document

Releases this ResultSet object's database and JDBC resources immediately instead of waiting for this to happen when it is automatically closed.

Usage

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, name BINARY);");

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

    File file = new File("yourFileName.txt");
    long fileLength = file.length();
    Reader fileReader = (Reader) new BufferedReader(new FileReader(file));

    pstmt.setCharacterStream(1, fileReader, (int) fileLength);

    int rowCount = pstmt.executeUpdate();

    ResultSet rs = stmt.executeQuery("SELECT * FROM survey");
    while (rs.next()) {
        System.out.println(rs.getBytes(2));
    }/* w w w  .  j a  v  a 2  s .c  o m*/

    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, id2 tinyint, id3 smallint, id4 bigint, id5 real);");

    String sql = "INSERT INTO survey (id2,id3,id4,id5) VALUES(?,?,?,?)";
    PreparedStatement pstmt = conn.prepareStatement(sql);

    byte b = 1;/*  w  ww.j  a  v  a  2  s . co  m*/
    short s = 2;
    pstmt.setByte(1, b);
    pstmt.setShort(2, s);
    pstmt.setInt(3, 3);
    pstmt.setLong(4, 4L);
    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 connection = getConnection();
    // Do work with connection
    Statement statement = connection.createStatement();
    String selectEmployeesSQL = "SELECT * FROM employees";
    ResultSet resultSet = statement.executeQuery(selectEmployeesSQL);

    while (resultSet.next()) {
        printEmployee(resultSet);/*from  w ww .j  av a  2  s  . c  o m*/
    }
    resultSet.close();
    statement.close();
    connection.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getConnection();
    conn.setAutoCommit(false);//from  ww w  .  ja  v  a  2  s . co  m
    Statement st = conn.createStatement();

    st.executeUpdate("create table survey (id int, name VARCHAR(30) );");

    String INSERT_RECORD = "insert into survey(id, name) values(?,?)";

    PreparedStatement pstmt = conn.prepareStatement(INSERT_RECORD);
    pstmt.setString(1, "1");
    pstmt.setString(2, "name1");
    pstmt.addBatch();

    pstmt.setString(1, "2");
    pstmt.setString(2, "name2");
    pstmt.addBatch();

    try {
        // execute the batch
        int[] updateCounts = pstmt.executeBatch();
    } catch (BatchUpdateException e) {
        int[] updateCounts = e.getUpdateCounts();
        checkUpdateCounts(updateCounts);
        try {
            conn.rollback();
        } catch (Exception e2) {
            e.printStackTrace();
            System.exit(1);
        }
    }
    // since there were no errors, commit
    conn.commit();

    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[] args) throws Exception {
    Connection conn = getConnection();
    conn.setAutoCommit(false);//from w  w w  .  ja  v a 2s.  c  om
    Statement stmt = conn.createStatement();

    stmt.executeUpdate("create table survey (id int, name CHAR(5) );");

    stmt.executeUpdate("INSERT INTO survey(id, name)VALUES(111, '123456789')");

    // since there were no errors, commit
    conn.commit();

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

    stmt.executeUpdate("drop table survey");

    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, name BINARY );");

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

    // prepare small binary stream
    File smallFile = new File("yourFileName.txt");
    int smallFileLength = (int) smallFile.length();
    InputStream smallStream = (InputStream) new FileInputStream(smallFile);

    pstmt.setBinaryStream(2, smallStream, smallFileLength);

    // insert the data
    pstmt.executeUpdate();//from   w  w  w .j a va  2 s .c  om

    ResultSet rs = stmt.executeQuery("SELECT * FROM survey");
    while (rs.next()) {
        System.out.print(rs.getString(1));
    }

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

From source file:Main.java

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

    Connection conn = getHSQLConnection();

    conn.setAutoCommit(false);//from w w  w . jav a2  s. c om
    Statement st = conn.createStatement();
    st.executeUpdate("create table survey (id int,name varchar(30));");
    st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");
    st = conn.createStatement();
    ResultSet rs = st.executeQuery("SELECT * FROM survey");

    outputResultSet(rs);

    checkForWarning(rs.getWarnings());

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

}

From source file:TestThinApp.java

public static void main(String args[]) throws ClassNotFoundException, SQLException {

    Class.forName("oracle.jdbc.driver.OracleDriver");
    //  DriverManager.registerDriver(new oracle.jdbc.driver.OracleDriver());

    Connection conn = DriverManager.getConnection("jdbc:oracle:thin:@dssw2k01:1521:orcl", "scott", "tiger");

    Statement stmt = conn.createStatement();
    ResultSet rset = stmt.executeQuery("select 'Hello Thin driver tester '||USER||'!' result from dual");
    while (rset.next())
        System.out.println(rset.getString(1));
    rset.close();
    stmt.close();/*from  ww  w  .  ja  va  2  s .c  o  m*/
    conn.close();
}

From source file:TestThinNet8App.java

public static void main(String args[]) throws ClassNotFoundException, SQLException {

    Class.forName("oracle.jdbc.driver.OracleDriver");
    //  DriverManager.registerDriver(new oracle.jdbc.driver.OracleDriver());

    Connection conn = DriverManager.getConnection("jdbc:oracle:thin:@(DESCRIPTION = "
            + "(ADDRESS_LIST = (ADDRESS = " + "(PROTOCOL = TCP)(HOST = dssw2k01)(PORT = 1521)))"
            + "(CONNECT_DATA = (SERVICE_NAME = dssw2k01)))", "scott", "tiger");

    Statement stmt = conn.createStatement();
    ResultSet rset = stmt.executeQuery("select 'Hello Thin driver tester '||USER||'!' result from dual");
    while (rset.next())
        System.out.println(rset.getString(1));
    rset.close();
    stmt.close();//  w ww . j a  v  a  2 s .c  o m
    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, name BINARY );");

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

    // create some binary data
    String myData = "some string data ...";
    byte[] binaryData = myData.getBytes();

    // set value for the prepared statement
    pstmt.setBytes(1, binaryData);//from ww  w. j a  v a 2 s.  c o m

    // insert the data
    pstmt.executeUpdate();

    ResultSet rs = stmt.executeQuery("SELECT * FROM survey");
    while (rs.next()) {
        System.out.print(new String(rs.getBytes(2)));
    }

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