Trait PDODriverTrait
PDO driver trait
Deprecated: 3.6.0 The methods of this trait have been added to
Driver class.Location: Database/Driver/PDODriverTrait.php
Properties summary
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$_connectionprotectedPDO|nullInstance of PDO.
Method Summary
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_connect() protected deprecated
Establishes a connection to the database server -
beginTransaction() public deprecated
Starts a transaction -
commitTransaction() public deprecated
Commits a transaction -
connection() public deprecated
Returns correct connection resource or object that is internally used If first argument is passed, it will set internal connection object or result to the value passed
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disconnect() public deprecated
Disconnects from database server -
isConnected() public deprecated
Checks whether or not the driver is connected. -
lastInsertId() public deprecated
Returns last id generated for a table or sequence in database -
prepare() public deprecated
Prepares a sql statement to be executed -
quote() public deprecated
Returns a value in a safe representation to be used in a query string -
rollbackTransaction() public deprecated
Rollback a transaction -
supportsQuoting() public deprecated
Checks if the driver supports quoting, as PDO_ODBC does not support it.
Method Detail
_connect() protected deprecated ¶
_connect( string $dsn , array $config )
Establishes a connection to the database server
Parameters
- string $dsn
- A Driver-specific PDO-DSN
- array $config
- configuration to be used for creating connection
Returns
true on success
beginTransaction() public deprecated ¶
beginTransaction( )
Starts a transaction
Returns
true on success, false otherwise
commitTransaction() public deprecated ¶
commitTransaction( )
Commits a transaction
Returns
true on success, false otherwise
connection() public deprecated ¶
connection( PDO|null $connection = null )
Returns correct connection resource or object that is internally used If first argument is passed, it will set internal connection object or result to the value passed
Parameters
- PDO|null $connection optional null
- The PDO connection instance.
Returns
connection object used internally
isConnected() public deprecated ¶
isConnected( )
Checks whether or not the driver is connected.
Returns
lastInsertId() public deprecated ¶
lastInsertId( string|null $table = null , string|null $column = null )
Returns last id generated for a table or sequence in database
Parameters
- string|null $table optional null
- table name or sequence to get last insert value from
- string|null $column optional null
- the name of the column representing the primary key
Returns
prepare() public deprecated ¶
prepare( string|Cake\Database\Query $query )
Prepares a sql statement to be executed
Parameters
-
string|
Cake\Database\Query$query - The query to turn into a prepared statement.
Returns
quote() public deprecated ¶
quote( mixed $value , string $type )
Returns a value in a safe representation to be used in a query string
Parameters
- mixed $value
- The value to quote.
- string $type
- Type to be used for determining kind of quoting to perform
Returns
rollbackTransaction() public deprecated ¶
rollbackTransaction( )
Rollback a transaction
Returns
true on success, false otherwise
supportsQuoting() public deprecated ¶
supportsQuoting( )
Checks if the driver supports quoting, as PDO_ODBC does not support it.