def do_copy(settings, table, from_p, file)
if (table == nil || from_p == nil || file == nil)
printf("Syntax error, reffer \\copy help with \\? \n")
return
end
if from_p.upcase! == "FROM"
from = TRUE
else
from = FALSE
end
query = "COPY "
query += table
if from
query += " FROM stdin"
copystream = File.new(file, "r")
else
query += " TO stdout"
copystream = File.new(file, "w")
end
begin
success = SendQuery(settings, query, from, !from, copystream);
copystream.close
if !settings.quiet
if success
printf("Successfully copied.\n");
else
printf("Copy failed.\n");
end
end
rescue
printf(STDERR, "Unable to open file %s which to copy.",
if from then "from" else "to" end)
end
end