Merge pull request #52 from tristaZero/dev

package io.shardingsphere.example.jdbc.fixture;

import io.shardingsphere.core.api.HintManager;

import javax.sql.DataSource;

import java.sql.Connection;

import java.sql.PreparedStatement;

        queryWithEqual();

        System.out.println("2.Query with IN--------------");

        queryWithIn();

        System.out.println("3.Query with Hint--------------");

        queryWithHint();

        System.out.println("4.Drop tables--------------");

        System.out.println("3.Drop tables--------------");

        dropTable();

        System.out.println("5.All done-----------");

        System.out.println("4.All done-----------");

    }

    private void createTable() throws SQLException {

        }

    }

    private void queryWithHint() throws SQLException {

        String sql = "SELECT i.* FROM t_order o JOIN t_order_item i ON o.order_id=i.order_id";

        try (

                HintManager hintManager = HintManager.getInstance();

                Connection connection = dataSource.getConnection();

                PreparedStatement preparedStatement = connection.prepareStatement(sql)) {

            hintManager.addDatabaseShardingValue("t_order", "user_id", 11);

            printQuery(preparedStatement);

        }

    }

    private void printQuery(final PreparedStatement preparedStatement) throws SQLException {

        try (ResultSet resultSet = preparedStatement.executeQuery()) {

            while (resultSet.next()) {