pg_lo_export
Description
bool pg_lo_export ( int oid, string pathname [, resource connection])The oid argument specifies oid of the large object to export and the pathname argument specifies the pathname of the file. It returns FALSE if an error occurred, TRUE otherwise.
To use the large object (lo) interface, it is necessary to enclose it within a transaction block.
Note: This function used to be called pg_loexport().
See also pg_lo_import().