(PHP 4, PHP 5, PHP 7) Return the port number associated with the connection

(PHP 4 >= 4.2.0, PHP 5, PHP 7) Reads an entire large object and send straight to browser

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

(PHP 4 >= 4.2.0, PHP 5, PHP 7) Free result memory

(PHP 4 >= 4.2.0, PHP 5, PHP 7) Returns current seek position a of large object

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

(PHP 4 >= 4.3.0, PHP 5, PHP 7) Fetches all rows from a result as an array

(PHP 5 >= 5.1.0, PHP 7) Submits a command and separate parameters to the server without waiting for the result(s)

(PHP 4 >= 4.2.0, PHP 5, PHP 7) Returns the type name for the corresponding field number

(PHP 4 >= 4.3.0, PHP 5, PHP 7) Gets SQL NOTIFY message