(PHP 4 <= 4.1.0, PECL dbplus >= 0.9) Set a constraint on a relation

(PHP 4 >= 4.0.6, PHP 5, PHP 7) Get number of fields in result

(PECL tokyo_tyrant >= 0.1.0) Puts value public

(PECL mongo >=1.0.1) Log in to this database

(PHP 4, PHP 5, PHP 7) Returns number of affected rows

(PHP 4, PHP 5, PECL odbtp >= 1.1.1) Get result data

(PECL CUBRID >= 8.3.0) Insert a single element to set type column using OID

(PECL CUBRID >= 8.3.0) Check whether the instance pointed by OID exists

(PECL mongo >= 1.5.0) Creates a new batch of write operations

(PHP 5 < 5.3.0) Disable RPL parse bool my