--- /dev/null
+<?php
+/*
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * This software consists of voluntary contributions made by many individuals
+ * and is licensed under the MIT license. For more information, see
+ * <http://www.doctrine-project.org>.
+ */
+
+namespace Doctrine\DBAL;
+
+/**
+ * Driver interface.
+ * Interface that all DBAL drivers must implement.
+ *
+ * @since 2.0
+ */
+interface Driver
+{
+ /**
+ * Attempts to create a connection with the database.
+ *
+ * @param array $params All connection parameters passed by the user.
+ * @param string $username The username to use when connecting.
+ * @param string $password The password to use when connecting.
+ * @param array $driverOptions The driver options to use when connecting.
+ * @return \Doctrine\DBAL\Driver\Connection The database connection.
+ */
+ public function connect(array $params, $username = null, $password = null, array $driverOptions = array());
+
+ /**
+ * Gets the DatabasePlatform instance that provides all the metadata about
+ * the platform this driver connects to.
+ *
+ * @return \Doctrine\DBAL\Platforms\AbstractPlatform The database platform.
+ */
+ public function getDatabasePlatform();
+
+ /**
+ * Gets the SchemaManager that can be used to inspect and change the underlying
+ * database schema of the platform this driver connects to.
+ *
+ * @param \Doctrine\DBAL\Connection $conn
+ * @return \Doctrine\DBAL\Schema\AbstractSchemaManager
+ */
+ public function getSchemaManager(Connection $conn);
+
+ /**
+ * Gets the name of the driver.
+ *
+ * @return string The name of the driver.
+ */
+ public function getName();
+
+ /**
+ * Get the name of the database connected to for this driver.
+ *
+ * @param \Doctrine\DBAL\Connection $conn
+ * @return string $database
+ */
+ public function getDatabase(Connection $conn);
+}