(PHP 4 >= 4.2.0, PHP 5, PHP 7) Returns the internal storage size of the named field

(PECL mongo >=1.5.0) Create a new command cursor from an existing command response document

(PECL mongo >=0.9.0) Validates this collection

(PECL maxdb 1.0) Ends a sequence of

(PHP 4, PHP 5, PHP 7) Open a persistent database connection

(PECL maxdb >= 1.0) Prepare an SQL statement for execution

(PHP 5 >= 5.2.0, PHP 7) Returns the name or oid of the tables field

(PECL paradox >= 1.4.0) Inserts record into paradox database

(PECL tokyo_tyrant >= 0.1.0) Removes records based on query

(PHP 5 >= 5.3.0, PHP 7) Fetches a result row as an associative or numerically indexed array or both