Query/core/interfaces/driver_interface.php

274 lines
5.0 KiB
PHP

<?php
/**
* Query
*
* Free Query Builder / Database Abstraction Layer
*
* @package Query
* @author Timothy J. Warren
* @copyright Copyright (c) 2012 - 2014
* @link https://github.com/aviat4ion/Query
* @license http://philsturgeon.co.uk/code/dbad-license
*/
// --------------------------------------------------------------------------
namespace Query\Driver;
/**
* PDO Interface to implement for database drivers
*
* @package Query
* @subpackage Drivers
*/
interface Driver_Interface {
/**
* Constructor/Connection method
*
* @param string $dsn
* @param string $username
* @param string $password
* @param array $driver_options
*/
public function __construct($dsn, $username=NULL, $password=NULL, array $driver_options = array());
/**
* Simplifies prepared statements for database queries
*
* @param string $sql
* @param array $data
* @return \PDOStatement | FALSE
* @throws \InvalidArgumentException
*/
public function prepare_query($sql, $data);
/**
* Begin a transaction
*
* @return bool
*/
public function beginTransaction();
/**
* Commit a transaction
*
* @return bool
*/
public function commit();
/**
* Return the current error code
*
* @return mixed
*/
public function errorCode();
/**
* Return information about the current error
*
* @return array
*/
public function errorInfo();
/**
* Execute an SQL statement and return the number of affected rows
*
* @param string $statement
* @return int
*/
public function exec($statement);
/**
* Get a connection attribute for the current db driver
*
* @param int $attribute
* @return mixed
*/
public function getAttribute($attribute);
/**
* Rollback a transaction
*
* @return bool
*/
public function rollback();
/**
* Set a connection attribute
* @param int $attribute
* @param mixed $value
* @return bool
*/
public function setAttribute($attribute, $value);
/**
* Retrieve column information for the current database table
*
* @param string $table
* @return array
*/
public function get_columns($table);
/**
* Retrieve list of data types for the database
*
* @return array
*/
public function get_types();
/**
* Retrieve indexes for the table
*
* @param string $table
* @return array
*/
public function get_indexes($table);
/**
* Retrieve foreign keys for the table
*
* @param string $table
* @return array
*/
public function get_fks($table);
/**
* Return list of tables for the current database
*
* @return array
*/
public function get_tables();
/**
* Retrieves an array of non-user-created tables for
* the connection/database
*
* @return array
*/
public function get_system_tables();
/**
* Return list of dbs for the current connection, if possible
*
* @return array
*/
public function get_dbs();
/**
* Return list of views for the current database
*
* @return array
*/
public function get_views();
/**
* Return list of sequences for the current database, if they exist
*
* @return array
*/
public function get_sequences();
/**
* Return list of functions for the current database
*
* @return array
*/
public function get_functions();
/**
* Return list of stored procedures for the current database
*
* @return array
*/
public function get_procedures();
/**
* Return list of triggers for the current database
*
* @return array
*/
public function get_triggers();
/**
* Surrounds the string with the databases identifier escape characters
*
* @param mixed $ident
* @return string
*/
public function quote_ident($ident);
/**
* Quote database table name, and set prefix
*
* @param string $table
* @return string
*/
public function quote_table($table);
/**
* Create and execute a prepared statement with the provided parameters
*
* @param string $sql
* @param array $params
* @return \PDOStatement
*/
public function prepare_execute($sql, $params);
/**
* Get the SQL class for the current driver
*
* @return SQL_Interface
*/
public function get_sql();
/**
* Get the Util class for the current driver
*
* @return Abstract_Util
*/
public function get_util();
/**
* Method to simplify retrieving db results for meta-data queries
*
* @param string|array|null $query
* @param bool $filtered_index
* @return array
*/
public function driver_query($query, $filtered_index=TRUE);
/**
* Returns number of rows affected by an INSERT, UPDATE, DELETE type query
*
* @return int
*/
public function affected_rows();
/**
* Return the number of rows returned for a SELECT query
* @see http://us3.php.net/manual/en/pdostatement.rowcount.php#87110
*
* @return int
*/
public function num_rows();
/**
* Prefixes a table if it is not already prefixed
*
* @param string $table
* @return string
*/
public function prefix_table($table);
/**
* Create sql for batch insert
*
* @param string $table
* @param array $data
* @return array
*/
public function insert_batch($table, $data=array());
}
// End of driver_interface.php