(PHP 4 >= 4.0.3, PHP 5, PHP 7) Sync with PostgreSQL backend
(PHP 4 >= 4.2.0, PHP 5, PHP 7) Returns the internal storage size of the named field
(PHP 5 >= 5.6.0, PHP 7) Get a read only handle to the socket underlying a PostgreSQL connection
(PHP 5 >= 5.1.0, PHP 7) Fetches all rows in a particular result column as an array
(PHP 5, PHP 7) Looks up a current parameter setting of the server.
(PHP 5 >= 5.1.0, PHP 7) Returns an individual field of an error report.
(PHP 5 >= 5.2.0, PHP 7) Returns the name or oid of the tables field
(PHP 4, PHP 5, PHP 7) Fetch a row as an object
(PHP 4 >= 4.2.0, PHP 5, PHP 7) Returns the number of fields in a result
(PHP 4 >= 4.2.0, PHP 5, PHP 7) Export a large object to file
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