次に、JDBC PrepareStatementを使用してデータベースにテーブルを作成する方法を示す例を示します。 create文を発行するには、次のように `PrepareStatement.executeUpdate()`メソッドを呼び出します。

PreparedStatement preparedStatement = dbConnection.prepareStatement(createTableSQL);//execute create SQL stetement
preparedStatement.executeUpdate();

完全な例…​

package com.mkyong.jdbc;

import java.sql.DriverManager;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;

public class JDBCPreparedStatementCreateExample {

    private static final String DB__DRIVER = "oracle.jdbc.driver.OracleDriver";
    private static final String DB__CONNECTION = "jdbc:oracle:thin:@localhost:1521:MKYONG";
    private static final String DB__USER = "user";
    private static final String DB__PASSWORD = "password";

    public static void main(String[]argv) {

        try {

            createTable();

        } catch (SQLException e) {

            System.out.println(e.getMessage());

        }

    }

    private static void createTable() throws SQLException {

        Connection dbConnection = null;
        PreparedStatement preparedStatement = null;

        String createTableSQL = "CREATE TABLE DBUSER1("
                + "USER__ID NUMBER(5) NOT NULL, "
                + "USERNAME VARCHAR(20) NOT NULL, "
                + "CREATED__BY VARCHAR(20) NOT NULL, "
                + "CREATED__DATE DATE NOT NULL, " + "PRIMARY KEY (USER__ID) "
                + ")";

        try {
            dbConnection = getDBConnection();
            preparedStatement = dbConnection.prepareStatement(createTableSQL);

            System.out.println(createTableSQL);

           //execute create SQL stetement
            preparedStatement.executeUpdate();

            System.out.println("Table \"dbuser\" is created!");

        } catch (SQLException e) {

            System.out.println(e.getMessage());

        } finally {

            if (preparedStatement != null) {
                preparedStatement.close();
            }

            if (dbConnection != null) {
                dbConnection.close();
            }

        }

    }

    private static Connection getDBConnection() {

        Connection dbConnection = null;

        try {

            Class.forName(DB__DRIVER);

        } catch (ClassNotFoundException e) {

            System.out.println(e.getMessage());

        }

        try {

            dbConnection = DriverManager.getConnection(
                            DB__CONNECTION, DB__USER,DB__PASSWORD);
            return dbConnection;

        } catch (SQLException e) {

            System.out.println(e.getMessage());

        }

        return dbConnection;

    }

}

結果

「DBUSER」という名前のテーブルが作成されます。

CREATE TABLE DBUSER(
   USER__ID NUMBER(5) NOT NULL,
   USERNAME VARCHAR(20) NOT NULL,
   CREATED__BY VARCHAR(20) NOT NULL,
   CREATED__DATE DATE NOT NULL,
   PRIMARY KEY (USER__ID)
)
Table "dbuser" is created!


create


jdbc

リンク://タグ/preparedstatement/[preparedstatement]リンク://タグ/テーブル/[テーブル]