Example usage for java.sql ResultSet getInt

Introduction

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

Prototype

int getInt(String columnLabel) throws SQLException;

Source Link

Document

Retrieves the value of the designated column in the current row of this ResultSet object as an int in the Java programming language.

Usage

From source file:AutoGenKeys.java

public static void main(String args[]) {

    String url = "jdbc:mySubprotocol:myDataSource";

    Connection con = null;/*from  w ww. j  a  va2 s .co  m*/
    PreparedStatement pstmt;
    String insert = "INSERT INTO COFFEES VALUES ('HYPER_BLEND', " + "101, 10.99, 0, 0)";
    String update = "UPDATE COFFEES SET PRICE = ? WHERE KEY = ?";

    try {

        Class.forName("myDriver.ClassName");

    } catch (java.lang.ClassNotFoundException e) {
        System.err.print("ClassNotFoundException: ");
        System.err.println(e.getMessage());
    }

    try {

        con = DriverManager.getConnection(url, "myLogin", "myPassword");

        pstmt = con.prepareStatement(insert, Statement.RETURN_GENERATED_KEYS);

        pstmt.executeUpdate();
        ResultSet keys = pstmt.getGeneratedKeys();

        int count = 0;

        keys.next();
        int key = keys.getInt(1);

        pstmt = con.prepareStatement(update);
        pstmt.setFloat(1, 11.99f);
        pstmt.setInt(2, key);
        pstmt.executeUpdate();

        keys.close();
        pstmt.close();
        con.close();

    } catch (SQLException e) {
        e.printStackTrace();
    }

}

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From source file:Main.java

public static void main(String[] args) throws SQLException {
    // DriverManager.registerDriver(new oracle.jdbc.driver.OracleDriver());
    Connection conn = DriverManager.getConnection("jdbc:oracle:oci8:@yourDB", "scott", "tiger");

    Statement stmt = conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_UPDATABLE);

    stmt.setFetchSize(1);/*from  w  w w .ja v a2s  .  co  m*/
    ResultSet rset = stmt.executeQuery("select EMPNO, ENAME, SAL from EMP");
    showProperty(rset);

    while (rset.next()) {
        System.out.println(rset.getInt(1) + " " + rset.getString(2) + " " + rset.getInt(3));
    }
    doSomeChanges(conn);
    // Place the cursor before the first row
    rset.beforeFirst();

    while (rset.next()) {
        System.out.println(rset.getInt(1) + " " + rset.getString(2) + " " + rset.getInt(3));
    }
    rset.close();
    stmt.close();
    cleanup(conn);
    conn.close();
}

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From source file:id.aas.apps.mvc.view.pieChart.java

public static void main(String[] args) throws SQLException {
    //        pieChart p = new pieChart();
    //        p.setVisible(true);
    //        p.run();
    EventQueue.invokeLater(new Runnable() {
        @Override/*from www .ja  v  a2s  .co m*/
        public void run() {
            try {
                int nilaiKiloan = 0;
                int nilaiSatuan = 0;

                pieChart frame = new pieChart();
                frame.setVisible(true);
                String queryKiloan = "SELECT COUNT(*) FROM laundry WHERE jenis_layanan='Laundry Kiloan'";
                String querySatuan = "SELECT COUNT(*) FROM laundry WHERE jenis_layanan='Laundry Satuan'";
                ConnectionDB.InstanceDB.openConnection();
                ResultSet rs = ConnectionDB.InstanceDB.RunSelectQuery(queryKiloan);
                while (rs.next()) {
                    nilaiKiloan = rs.getInt(1);
                }
                System.out.println(nilaiKiloan);

                ResultSet rs1 = ConnectionDB.InstanceDB.RunSelectQuery(querySatuan);
                while (rs1.next()) {
                    nilaiSatuan = rs1.getInt(1);
                }
                System.out.println(nilaiSatuan);
                DefaultPieDataset pieDataset = new DefaultPieDataset();
                pieDataset.setValue("Laundry Kiloan", nilaiKiloan);
                pieDataset.setValue("Laundry Satuan", nilaiSatuan);

                JFreeChart chart = ChartFactory.createPieChart3D("Perbandingan Pengguna Layanan Laundry",
                        pieDataset, true, true, false);
                ChartPanel cPanel = new ChartPanel(chart);
                frame.setContentPane(cPanel);
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    });
}

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From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getConnection();
    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.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  . ja  v  a  2  s.c o  m
    ResultSet rs = st.executeQuery("SELECT * FROM survey");

    rs = st.executeQuery("SELECT COUNT(*) FROM survey");
    // get the number of rows from the result set
    rs.next();
    int rowCount = rs.getInt(1);
    System.out.println(rowCount);

    rs.close();
    st.close();
    conn.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();/*  ww  w . j  av  a 2  s  . com*/
    ResultSet rs = st.executeQuery("SELECT * FROM survey");

    rs = st.executeQuery("SELECT COUNT(*) FROM survey");
    // get the number of rows from the result set
    rs.next();
    int rowCount = rs.getInt(1);
    System.out.println(rowCount);

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

}

---

From source file:Logging.java

public static void main(String args[]) throws Exception {
    FileOutputStream errors = new FileOutputStream("StdErr.txt", true);
    PrintStream stderr = new PrintStream(errors);
    PrintWriter errLog = new PrintWriter(errors, true);
    System.setErr(stderr);/*  w w w. ja v a  2 s.  com*/

    String query = "SELECT Name,Description,Qty,Cost,Sell_Price FROM Stock";

    try {
        Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
        Connection con = DriverManager.getConnection("jdbc:odbc:Inventory");
        Statement stmt = con.createStatement();
        ResultSet rs = stmt.executeQuery(query);
        while (rs.next()) {
            String name = rs.getString("Name");
            String desc = rs.getString("Description");
            int qty = rs.getInt("Qty");
            float cost = rs.getFloat("Cost");
        }
    } catch (ClassNotFoundException e) {
        e.printStackTrace(errLog);
    } catch (SQLException e) {
        System.err.println((new GregorianCalendar()).getTime());
        System.err.println("Thread: " + Thread.currentThread());
        System.err.println("ErrorCode: " + e.getErrorCode());
        System.err.println("SQLState:  " + e.getSQLState());
        System.err.println("Message:   " + e.getMessage());
        System.err.println("NextException: " + e.getNextException());
        e.printStackTrace(errLog);
        System.err.println();
    }
    stderr.close();
}

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    Class.forName(DRIVER);/*from  w w w  . j  a va 2s .  com*/
    Connection connection = DriverManager.getConnection(URL, USERNAME, PASSWORD);

    DatabaseMetaData metadata = connection.getMetaData();
    ResultSet resultSet = metadata.getColumns(null, null, "users", null);
    while (resultSet.next()) {
        String name = resultSet.getString("COLUMN_NAME");
        String type = resultSet.getString("TYPE_NAME");
        int size = resultSet.getInt("COLUMN_SIZE");

        System.out.println("Column name: [" + name + "]; type: [" + type + "]; size: [" + size + "]");
    }
    connection.close();
}

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From source file:Main.java

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

    Statement statement = connection.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,
            ResultSet.CONCUR_UPDATABLE);

    String query = "SELECT id, code, name, quantity, price FROM products";
    ResultSet uprs = statement.executeQuery(query);

    while (uprs.next()) {
        System.out.println(uprs.getString("id") + ":" + uprs.getString("code") + ":" + uprs.getString("name")
                + ":" + uprs.getInt("quantity") + ":" + uprs.getDouble("price"));
    }/*from  ww  w. j av  a2  s.c  om*/
    uprs.first();
    uprs.updateString("name", "Java");
    uprs.updateRow();
    uprs.next();
    uprs.deleteRow();

    uprs.moveToInsertRow();
    uprs.updateString("code", "1");
    uprs.updateString("name", "Data Structures");
    uprs.updateInt("quantity", 1);
    uprs.updateDouble("price", 5.99);
    uprs.insertRow();

    uprs.beforeFirst();
    while (uprs.next()) {
        System.out.println(uprs.getString("id") + "\t" + uprs.getString("code") + "\t" + uprs.getString("name")
                + "\t" + uprs.getInt("quantity") + "\t" + uprs.getDouble("price"));
    }
    connection.close();
}

---

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");

    Statement st = con.createStatement();
    ResultSet rs = st.executeQuery("DESCRIBE myTable");
    ResultSetMetaData md = rs.getMetaData();
    int col = md.getColumnCount();
    for (int i = 1; i <= col; i++) {
        String col_name = md.getColumnName(i);
        System.out.println(col_name);
    }// w  ww.j a  va  2  s .  c om
    DatabaseMetaData dbm = con.getMetaData();
    ResultSet rs1 = dbm.getColumns(null, "%", "myTable", "%");
    while (rs1.next()) {
        String col_name = rs1.getString("COLUMN_NAME");
        String data_type = rs1.getString("TYPE_NAME");
        int data_size = rs1.getInt("COLUMN_SIZE");
        int nullable = rs1.getInt("NULLABLE");
        System.out.println(col_name + " " + data_type + "(" + data_size + ")");
        if (nullable == 1) {
            System.out.println("YES");
        } else {
            System.out.println("NO");
        }
    }
}

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From source file:Main.java

public static void main(String[] args) {
    Connection conn = null;/*from w ww. j a  va2s  . co m*/
    Statement stmt = null;
    try {
        // Register JDBC driver
        Class.forName(JDBC_DRIVER);

        // Open a connection
        System.out.println("Connecting to database...");
        conn = DriverManager.getConnection(DB_URL, USER, PASS);

        // Execute a query
        System.out.println("Creating statement...");
        stmt = conn.createStatement();
        String sql;
        sql = "SELECT id, first, last, age FROM Employees";
        stmt.executeUpdate(
                "CREATE TABLE Employees ( id INTEGER IDENTITY, first VARCHAR(256),  last VARCHAR(256),age INTEGER)");
        stmt.executeUpdate("INSERT INTO Employees VALUES(1,'Jack','Smith', 100)");

        ResultSet rs = stmt.executeQuery(sql);

        // Extract data from result set
        while (rs.next()) {
            // Retrieve by column name
            int id = rs.getInt("id");
            int age = rs.getInt("age");
            String first = rs.getString("first");
            String last = rs.getString("last");

            System.out.print("ID: " + id);
            System.out.print(", Age: " + age);
            System.out.print(", First: " + first);
            System.out.println(", Last: " + last);
        }
        // Clean-up environment
        rs.close();
        stmt.close();
        conn.close();
    } catch (SQLException se) {
        se.printStackTrace();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        // finally block used to close resources
        try {
            if (stmt != null)
                stmt.close();
        } catch (SQLException se2) {
        }
        try {
            if (conn != null)
                conn.close();
        } catch (SQLException se) {
            se.printStackTrace();
        }
    }
    System.out.println("Goodbye!");
}

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