Wes <wespvp@xxxxxxxxxxxx> writes: > I sent the column headers as the first line of the input. While this I now > know this is wrong, the problem here is that I got no error response back. > ... > However, every call to PQputCopyData, as well as PQputCopyEnd returned a > result of 1. That just indicates that the data was sent to the backend without error. You forgot to check the copy command result afterward. regards, tom lane