(PHP 4 >= 4.2.0, PHP 5, PHP 7) Get status of query result

(PHP 4, PHP 5, PHP 7) Get the database name string

(PHP 5, PHP 7) Returns an array with client, protocol and server version (when available)

(PHP 4 >= 4.2.0, PHP 5, PHP 7) Write to a large object

(PHP 4 >= 4.3.0, PHP 5, PHP 7) Set internal row offset in result resource

(PHP 4 >= 4.3.0, PHP 5, PHP 7) Ping database connection

(PHP 4 >= 4.2.0, PHP 5, PHP 7) Returns values from a result resource

(PHP 5 >= 5.4.4, PHP 7) Escape a identifier for insertion into a text field

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

(PHP 5 >= 5.1.0, PHP 7) Sends a request to execute a prepared statement with given parameters, and waits