(PHP 4 <= 4.1.0, PECL dbplus >= 0.9) Open relation file local

(PHP 4, PHP 5, PHP 7, PECL OCI8 >= 1.0.0) Alias of

(PECL ibm_db2 >= 1.6.0) Retrieves an option value for a statement resource or a connection resource

(PECL CUBRID >= 8.3.0) Return the name of the table of the specified field

(PECL mongo >=0.9.0) Repairs and compacts this database

(PECL mongo >=0.9.0) Deletes an index from this collection

(PHP 4 <= 4.1.0, PECL dbplus >= 0.9) Request exclusive lock on relation

(PECL mongo >= 1.2.3) Sets the level(s) to be logged

(PECL maxdb >= 1.0) Open a connection to an embedded MaxDB server

(PHP 5, PHP 7) Returns the number of columns for the most recent query