Example usage for java.sql PreparedStatement setString

Introduction

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

Prototype

void setString(int parameterIndex, String x) throws SQLException;

Source Link

Document

Sets the designated parameter to the given Java String value.

Usage

From source file:Main.java

public static void main(String[] argv) throws Exception {
    Connection con = DriverManager.getConnection("jdbc:postgresql://localhost:5432/old", "user", "pass");
    Connection con1 = DriverManager.getConnection("jdbc:postgresql://localhost:5432/new", "user", "pass");

    String sql = "INSERT INTO users(" + "name," + "active," + "login," + "password)" + "VALUES(?,?,?,?)";

    Statement statement = con.createStatement(ResultSet.TYPE_SCROLL_INSENSITIVE, ResultSet.CONCUR_UPDATABLE);

    PreparedStatement pstmt = con1.prepareStatement(sql);

    ResultSet rs = statement.executeQuery("SELECT * FROM users");
    while (rs.next()) {
        String nm = rs.getString(2);
        Boolean ac = rs.getBoolean(3);
        String log = rs.getString(4);
        String pass = rs.getString(5);
        pstmt.setString(1, nm);
        pstmt.setBoolean(2, ac);//from  w w  w .j  a va 2 s. c  o m
        pstmt.setString(3, log);
        pstmt.setString(4, pass);
        pstmt.executeUpdate();
    }
    con.close();
    con1.close();
}

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From source file:DemoPreparedStatementSetBlob.java

public static void main(String[] args) throws Exception {
    Connection conn = null;//from   ww w  .j a v  a2s. co m
    PreparedStatement pstmt = null;
    ResultSet rs = null;
    java.sql.Blob blob = null;
    try {
        conn = getConnection();
        // prepare blob object from an existing binary column
        pstmt = conn.prepareStatement("select photo from my_pictures where id = ?");
        pstmt.setString(1, "0001");
        rs = pstmt.executeQuery();
        rs.next();
        blob = rs.getBlob(1);

        // prepare SQL query for inserting a new row using setBlob()
        String query = "insert into blob_table(id, blob_column) values(?, ?)";
        // begin transaction
        conn.setAutoCommit(false);

        pstmt = conn.prepareStatement(query);
        pstmt.setString(1, "0002");
        pstmt.setBlob(2, blob);

        int rowCount = pstmt.executeUpdate();
        System.out.println("rowCount=" + rowCount);
        // end transaction
        conn.commit();
    } finally {
        rs.close();
        pstmt.close();
        conn.close();
    }
}

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From source file:DemoPreparedStatementSetIntegers.java

public static void main(String[] args) throws Exception {
    String id = "0001";
    byte byteValue = 1;
    short shortValue = 1;
    int intValue = 12345;
    long longValue = 100000000L;

    Connection conn = null;//from   w  w w .  jav a2s  .  c  om
    PreparedStatement pstmt = null;
    try {
        conn = getConnection();
        String query = "insert into integer_table(id, byte_column, "
                + "short_column, int_column, long_column) values(?, ?, ?, ?, ?)";

        // create PrepareStatement object
        pstmt = conn.prepareStatement(query);
        pstmt.setString(1, id);
        pstmt.setByte(2, byteValue);
        pstmt.setShort(3, shortValue);
        pstmt.setInt(4, intValue);
        pstmt.setLong(5, longValue);

        // execute query, and return number of rows created
        int rowCount = pstmt.executeUpdate();
        System.out.println("rowCount=" + rowCount);
    } finally {
        pstmt.close();
        conn.close();
    }
}

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From source file:InsertTextFileToOracle.java

public static void main(String[] args) throws Exception {
    String id = "001";
    String fileName = "fileName.txt";

    FileInputStream fis = null;//from ww w . j  a  va 2  s  .c o  m
    PreparedStatement pstmt = null;
    Connection conn = null;
    try {
        conn = getConnection();
        conn.setAutoCommit(false);
        File file = new File(fileName);
        fis = new FileInputStream(file);
        pstmt = conn.prepareStatement("insert into DataFiles(id, fileName, fileBody) values (?, ?, ?)");
        pstmt.setString(1, id);
        pstmt.setString(2, fileName);
        pstmt.setAsciiStream(3, fis, (int) file.length());
        pstmt.executeUpdate();
        conn.commit();
    } catch (Exception e) {
        System.err.println("Error: " + e.getMessage());
        e.printStackTrace();
    } finally {
        pstmt.close();
        fis.close();
        conn.close();
    }
}

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From source file:Main.java

public static void main(String[] args) throws Exception {
    String deptName = "oldName";
    String newDeptName = "newName";

    ResultSet rs = null;//from w ww  .j  av a 2s.co m
    Connection conn = null;
    PreparedStatement pstmt = null;
    PreparedStatement pstmt2 = null;
    try {
        conn = getConnection();
        // prepare query for getting a REF object and PrepareStatement object
        String refQuery = "select manager from dept_table where dept_name=?";
        pstmt = conn.prepareStatement(refQuery);
        pstmt.setString(1, deptName);
        rs = pstmt.executeQuery();
        java.sql.Ref ref = null;
        if (rs.next()) {
            ref = rs.getRef(1);
        }
        if (ref == null) {
            System.out.println("error: could not get a reference for manager.");
            System.exit(1);
        }
        String query = "INSERT INTO dept_table(dept_name, manager)values(?, ?)";
        pstmt2 = conn.prepareStatement(query);
        pstmt2.setString(1, newDeptName);
        pstmt2.setRef(2, ref);
        // execute query, and return number of rows created
        int rowCount = pstmt2.executeUpdate();
        System.out.println("rowCount=" + rowCount);
    } finally {
        pstmt.close();
        pstmt2.close();
        conn.close();
    }
}

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    String deptName = "oldName";
    String newDeptName = "newName";

    ResultSet rs = null;//from  www .  j  a v  a  2 s. c om
    Connection conn = null;
    PreparedStatement pstmt = null;
    PreparedStatement pstmt2 = null;
    try {
        conn = getConnection();
        // prepare query for getting a REF object and PrepareStatement object
        String refQuery = "select manager from dept_table where dept_name=?";
        pstmt = conn.prepareStatement(refQuery);
        pstmt.setString(1, deptName);
        rs = pstmt.executeQuery();
        java.sql.Ref ref = null;
        if (rs.next()) {
            ref = rs.getRef("manager");
        }
        if (ref == null) {
            System.out.println("error: could not get a reference for manager.");
            System.exit(1);
        }
        String query = "INSERT INTO dept_table(dept_name, manager)values(?, ?)";
        pstmt2 = conn.prepareStatement(query);
        pstmt2.setString(1, newDeptName);
        pstmt2.setRef(2, ref);
        // execute query, and return number of rows created
        int rowCount = pstmt2.executeUpdate();
        System.out.println("rowCount=" + rowCount);
    } finally {
        pstmt.close();
        pstmt2.close();
        conn.close();
    }
}

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From source file:Main.java

public static void main(String[] argv) throws Exception {
    String driverName = "com.jnetdirect.jsql.JSQLDriver";
    Class.forName(driverName);/* www.j  a  va2 s .  c o m*/

    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);
    String sql = "INSERT INTO mysql_all_table(" + "col_boolean," + "col_byte," + "col_short," + "col_int,"
            + "col_long," + "col_float," + "col_double," + "col_bigdecimal," + "col_string," + "col_date,"
            + "col_time," + "col_timestamp," + "col_asciistream," + "col_binarystream," + "col_blob) "
            + "VALUES(?,?,?,?,?,?,?,?,?,?,?,?,?,?,?)";
    PreparedStatement pstmt = connection.prepareStatement(sql);

    pstmt.setBoolean(1, true);
    pstmt.setByte(2, (byte) 123);
    pstmt.setShort(3, (short) 123);
    pstmt.setInt(4, 123);
    pstmt.setLong(5, 123L);
    pstmt.setFloat(6, 1.23F);
    pstmt.setDouble(7, 1.23D);
    pstmt.setBigDecimal(8, new BigDecimal(1.23));
    pstmt.setString(9, "a string");
    pstmt.setDate(10, new java.sql.Date(System.currentTimeMillis()));
    pstmt.setTime(11, new Time(System.currentTimeMillis()));
    pstmt.setTimestamp(12, new Timestamp(System.currentTimeMillis()));

    File file = new File("infilename1");
    FileInputStream is = new FileInputStream(file);
    pstmt.setAsciiStream(13, is, (int) file.length());

    file = new File("infilename2");
    is = new FileInputStream(file);
    pstmt.setBinaryStream(14, is, (int) file.length());

    file = new File("infilename3");
    is = new FileInputStream(file);
    pstmt.setBinaryStream(15, is, (int) file.length());

    pstmt.executeUpdate();
}

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From source file:Main.java

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

    String insertTableSQL = "INSERT INTO Person" + "(USER_ID, USERNAME, CREATED_BY, CREATED_DATE) VALUES"
            + "(?,?,?,?)";

    preparedStatement = dbConnection.prepareStatement(insertTableSQL);

    preparedStatement.setInt(1, 11);
    preparedStatement.setString(2, "yourName");
    preparedStatement.setString(3, "system");
    java.util.Date today = new java.util.Date();

    preparedStatement.setTimestamp(4, new java.sql.Timestamp(today.getTime()));

    preparedStatement.executeUpdate();

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

}

---

From source file:MainClass.java

public static void main(String[] args) {
    Connection connection = null;
    PreparedStatement statement = null;
    try {// ww  w .  j  a v a2s .  co m
        Class.forName("com.mysql.jdbc.Driver").newInstance();
        String url = "jdbc:mysql://localhost/database";
        connection = DriverManager.getConnection(url, "username", "password");

        String sql = "UPDATE employees SET email = ? WHERE employee_id = ?";
        statement = connection.prepareStatement(sql);

        statement.setString(1, "a@a.com");
        statement.setLong(2, 1);
        statement.addBatch();

        statement.setString(1, "b@b.com");
        statement.setLong(2, 2);
        statement.addBatch();

        statement.setString(1, "c@c.com");
        statement.setLong(2, 3);
        statement.addBatch();

        statement.executeBatch();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (statement != null) {
            try {
                statement.close();
            } catch (SQLException e) {
            } // nothing we can do
        }
        if (connection != null) {
            try {
                connection.close();
            } catch (SQLException e) {
            } // nothing we can do
        }
    }
}

---

From source file:Blobs.java

public static void main(String args[]) {
    if (args.length != 1) {
        System.err.println("Syntax: <java Blobs [driver] [url] " + "[uid] [pass] [file]");
        return;//w w w . j a va  2 s .c  om
    }
    try {
        Class.forName(args[0]).newInstance();
        Connection con = DriverManager.getConnection(args[1], args[2], args[3]);
        File f = new File(args[4]);
        PreparedStatement stmt;

        if (!f.exists()) {
            // if the file does not exist
            // retrieve it from the database and write it to the named file
            ResultSet rs;

            stmt = con.prepareStatement("SELECT blobData " + "FROM BlobTest " + "WHERE fileName = ?");

            stmt.setString(1, args[0]);
            rs = stmt.executeQuery();
            if (!rs.next()) {
                System.out.println("No such file stored.");
            } else {
                Blob b = rs.getBlob(1);
                BufferedOutputStream os;

                os = new BufferedOutputStream(new FileOutputStream(f));
                os.write(b.getBytes(0, (int) b.length()), 0, (int) b.length());
                os.flush();
                os.close();
            }
        } else {
            // otherwise read it and save it to the database
            FileInputStream fis = new FileInputStream(f);
            byte[] tmp = new byte[1024];
            byte[] data = null;
            int sz, len = 0;

            while ((sz = fis.read(tmp)) != -1) {
                if (data == null) {
                    len = sz;
                    data = tmp;
                } else {
                    byte[] narr;
                    int nlen;

                    nlen = len + sz;
                    narr = new byte[nlen];
                    System.arraycopy(data, 0, narr, 0, len);
                    System.arraycopy(tmp, 0, narr, len, sz);
                    data = narr;
                    len = nlen;
                }
            }
            if (len != data.length) {
                byte[] narr = new byte[len];

                System.arraycopy(data, 0, narr, 0, len);
                data = narr;
            }
            stmt = con.prepareStatement("INSERT INTO BlobTest(fileName, " + "blobData) VALUES(?, ?)");
            stmt.setString(1, args[0]);
            stmt.setObject(2, data);
            stmt.executeUpdate();
            f.delete();
        }
        con.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
}

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