PHP Class CI_DB_pdo_mysql_driver, TastyIgniter

Note: _DB is an extender class that the app controller creates dynamically based on whether the query builder class is being used or not.
Author: EllisLab Dev Team
Inheritance: extends CI_DB_pdo_driver
Datei anzeigen Open project: tastyigniter/tastyigniter

Public Properties

Property Type Description
$compress boolean Compression flag
$stricton boolean Whether we're running in strict SQL mode.
$subdriver string Sub-driver

Protected Properties

Property Type Description
$_escape_char string Identifier escape character

Public Methods

Method Description
__construct ( array $params ) : void Class constructor
db_connect ( boolean $persistent = FALSE ) : object Database connection
db_select ( string $database = '' ) : boolean Select the database
field_data ( string $table ) : array Returns an object with field data

Protected Methods

Method Description
_from_tables ( ) : string FROM tables
_list_columns ( string $table = '' ) : string Show column query
_list_tables ( boolean $prefix_limit = FALSE ) : string Show table query
_truncate ( string $table ) : string Truncate statement

Method Details

__construct() public method

Builds the DSN if not already set.
public __construct ( array $params ) : void
$params array
return void

_from_tables() protected method

Groups tables in FROM clauses if needed, so there is no confusion about operator precedence.
protected _from_tables ( ) : string
return string

_list_columns() protected method

Generates a platform-specific query string so that the column names can be fetched
protected _list_columns ( string $table = '' ) : string
$table string
return string

_list_tables() protected method

Generates a platform-specific query string so that the table names can be fetched
protected _list_tables ( boolean $prefix_limit = FALSE ) : string
$prefix_limit boolean
return string

_truncate() protected method

Generates a platform-specific truncate string from the supplied data If the database does not support the TRUNCATE statement, then this method maps to 'DELETE FROM table'
protected _truncate ( string $table ) : string
$table string
return string

db_connect() public method

Database connection
public db_connect ( boolean $persistent = FALSE ) : object
$persistent boolean
return object

db_select() public method

Select the database
public db_select ( string $database = '' ) : boolean
$database string
return boolean

field_data() public method

Returns an object with field data
public field_data ( string $table ) : array
$table string
return array

Property Details

$_escape_char protected_oe property

Identifier escape character
protected string $_escape_char
return string

$compress public_oe property

Compression flag
public bool $compress
return boolean

$stricton public_oe property

Whether we're running in strict SQL mode.
public bool $stricton
return boolean

$subdriver public_oe property

Sub-driver
public string $subdriver
return string