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package com.hardcode.gdbms.engine.data.db;

import com.hardcode.driverManager.Driver;

import com.hardcode.gdbms.engine.data.DataSource;

import com.hardcode.gdbms.engine.data.driver.DBDriver;

import com.hardcode.gdbms.engine.data.driver.DriverException;

/**

 * Interface for database DataSources, allowing query delegation on the

 * original server

 */

public interface DBDataSource extends DataSource {

    /**

     * Executes a query against the server where this data source is stored.

     * It's not neccessary to call between a start and a stop call

     *

     * @param sql instruction to execute

     *

     * @throws DriverException If execution fails

     */

    public void execute(String sql) throws DriverException;

    /**

     * Sets the driver layer

     *

     * @param driver

     */

    public void setDriver(DBDriver driver);

    /**

     * Gets the driver of the DataSource

     *

     * @return DBDriver

     */

    public Driver getDriver();

    /**

     * Devuelve el dbms de DataSource, o null si no tiene uno solo

     *

     * @return nombre del dbms

     */

    String getDBMS();

}