Example usage for javax.sql.rowset JdbcRowSet updateFloat

Introduction

In this page you can find the example usage for javax.sql.rowset JdbcRowSet updateFloat.

Prototype

void updateFloat(int columnIndex, float x) throws SQLException;

Source Link

Document

Updates the designated column with a float value.

Usage

From source file:com.oracle.tutorial.jdbc.JdbcRowSetSample.java

public void testJdbcRowSet() throws SQLException {

    JdbcRowSet jdbcRs = null;
    ResultSet rs = null;//from w  w  w.java 2s.  co  m
    Statement stmt = null;

    try {

        // An alternative way to create a JdbcRowSet object

        //      stmt = con.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_UPDATABLE);
        //      rs = stmt.executeQuery("select * from COFFEES");
        //      jdbcRs = new JdbcRowSetImpl(rs);

        // Another way to create a JdbcRowSet object

        //      jdbcRs = new JdbcRowSetImpl();
        //      jdbcRs.setCommand("select * from COFFEES");
        //      jdbcRs.setUrl(this.settings.urlString);
        //      jdbcRs.setUsername(this.settings.userName);
        //      jdbcRs.setPassword(this.settings.password);
        //      jdbcRs.execute();

        jdbcRs = new JdbcRowSetImpl(con);
        jdbcRs.setCommand("select * from COFFEES");
        jdbcRs.execute();

        jdbcRs.absolute(3);
        jdbcRs.updateFloat("PRICE", 10.99f);
        jdbcRs.updateRow();

        System.out.println("\nAfter updating the third row:");
        CoffeesTable.viewTable(con);

        jdbcRs.moveToInsertRow();
        jdbcRs.updateString("COF_NAME", "HouseBlend");
        jdbcRs.updateInt("SUP_ID", 49);
        jdbcRs.updateFloat("PRICE", 7.99f);
        jdbcRs.updateInt("SALES", 0);
        jdbcRs.updateInt("TOTAL", 0);
        jdbcRs.insertRow();

        jdbcRs.moveToInsertRow();
        jdbcRs.updateString("COF_NAME", "HouseDecaf");
        jdbcRs.updateInt("SUP_ID", 49);
        jdbcRs.updateFloat("PRICE", 8.99f);
        jdbcRs.updateInt("SALES", 0);
        jdbcRs.updateInt("TOTAL", 0);
        jdbcRs.insertRow();

        System.out.println("\nAfter inserting two rows:");
        CoffeesTable.viewTable(con);

        jdbcRs.last();
        jdbcRs.deleteRow();

        System.out.println("\nAfter deleting last row:");
        CoffeesTable.viewTable(con);

    } catch (SQLException e) {
        JDBCTutorialUtilities.printSQLException(e);
    }

    finally {
        if (stmt != null)
            stmt.close();
        this.con.setAutoCommit(false);
    }
}

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