...e format .gmo GNU format message catalog .gsf Ghostscript fonts .gz file compressed using gzip (1) .h C or C++ header files .help help file .hf equivalent to .help .hlp equivale…copy data between a file and a table NAME COPY - copy data between a file and a table SYNOPSIS COPY table_name [ ( column_name [, ...] ) ] FROM { ' filename ' | PROGRAM ' command '…