(PHP 4 <= 4.1.0, PECL dbplus >= 0.9) Remove a constraint from relation

(PECL maxdb 1.0) Alias of

(PHP 4 >= 4.0.6, PHP 5, PHP 7, PECL OCI8 >= 1.0.0) Alias of

(PECL mongo >= 0.8.1) Creates a new regular expression

(PHP 4, PHP 5, PHP 7) Gets the number of fields of a database

(PECL maxdb >= 1.0) Returns the error code for the most recent statement call

(PECL mongo >=0.9.0) Writes this file to the filesystem

(PHP 5, PHP 7) Returns the thread ID for the current connection

(No version information available, might only be in Git) Changes the driver error handling and logging configurations

(PECL tokyo_tyrant >= 0.1.0) Puts a record