Base Database class

Extends PDO to simplify cross-database issues

package Query
subpackage Query

 Methods

PDO constructor wrapper

__construct(string $dsn, string $username, string $password, array $driver_options) 

Parameters

$dsn

string

$username

string

$password

string

$driver_options

array

__sleep()

__sleep() 

inherited_from PDO::__sleep()

__wakeup()

__wakeup() 

inherited_from PDO::__wakeup()

Returns number of rows affected by an INSERT, UPDATE, DELETE type query

affected_rows(\PDOStatement $statement) : int

Parameters

$statement

\PDOStatement

Returns

int

beginTransaction()

beginTransaction() 

inherited_from PDO::beginTransaction()

commit()

commit() 

inherited_from PDO::commit()

Method to simplify retreiving db results for meta-data queries

driver_query(string $sql, bool $filtered_index) : mixed

Parameters

$sql

string

$filtered_index

bool

Returns

mixed

Deletes all the rows from a table. Does the same as the truncate method if the database does not support 'TRUNCATE';

empty_table(string $table) : mixed

Parameters

$table

string

Returns

mixed

errorCode()

errorCode() 

inherited_from PDO::errorCode()

errorInfo()

errorInfo() 

inherited_from PDO::errorInfo()

exec()

exec() 

inherited_from PDO::exec()

getAttribute()

getAttribute() 

inherited_from PDO::getAttribute()

getAvailableDrivers()

getAvailableDrivers() 

inherited_from PDO::getAvailableDrivers()

Retrieve column information for the current database table

get_columns(string $table) : array

Parameters

$table

string

Returns

array

Return list of dbs for the current connection, if possible

get_dbs() : array

Returns

array

Return list of function for the current database

get_functions() : array

Returns

array

Return the last error for the current database connection

get_last_error() : string

Returns

string

Return list of stored procedures for the current database

get_procedures() : array

Returns

array

Retreives the data from a select query

get_query_data(\PDOStatement $statement) : array

Parameters

$statement

\PDOStatement

Returns

array

Return schemas for databases that list them

get_schemas() : array

Returns

array

Return list of sequences for the current database, if they exist

get_sequences() : array

Returns

array

Retreives an array of non-user-created tables for the connection/database

get_system_tables() : array

Returns

array

Return list of tables for the current database

get_tables() : array

Returns

array

Return list of triggers for the current database

get_triggers() : array

Returns

array

Retrieve list of data types for the database

get_types() : array

Returns

array

Return list of views for the current database

get_views() : array

Returns

array

inTransaction()

inTransaction() 

inherited_from PDO::inTransaction()

lastInsertId()

lastInsertId() 

inherited_from PDO::lastInsertId()

Return the number of rows returned for a SELECT query

num_rows() : int

see \http://us3.php.net/manual/en/pdostatement.rowcount.php#87110

Returns

int

prepare()

prepare() 

inherited_from PDO::prepare()

Create and execute a prepared statement with the provided parameters

prepare_execute(string $sql, array $params) : \PDOStatement

Parameters

$sql

string

$params

array

Returns

Simplifies prepared statements for database queries

prepare_query(string $sql, array $data) : mixed

Parameters

$sql

string

$data

array

Returns

mixedPDOStatement / FALSE

query()

query() 

inherited_from PDO::query()

quote()

quote() 

inherited_from PDO::quote()

Surrounds the string with the databases identifier escape characters

quote_ident(mixed $ident) : string

Parameters

$ident

mixed

Returns

string

Quote database table name, and set prefix

quote_table(string $table) : string

Parameters

$table

string

Returns

string

rollBack()

rollBack() 

inherited_from PDO::rollBack()

setAttribute()

setAttribute() 

inherited_from PDO::setAttribute()

Connect to a different database

switch_db(string $name) : void

Parameters

$name

string

Empty the passed table

truncate(string $table) : void

Parameters

$table

string

Sets the table prefix on the passed string

_prefix(string $str) : string

Parameters

$str

string

Returns

string

Helper method for quote_ident

_quote(mixed $str) : mixed

Parameters

$str

mixed

Returns

mixed

 Properties

 

$last_query

$last_query 

 

$sql

$sql 

 

$table_prefix

$table_prefix 

 

$util

$util 

 

$escape_char

$escape_char 

 

$statement

$statement