docs: update libpq's PQputCopyData and PQputCopyEnd

Bruce Momjian <bruce@momjian.us>

Commit: b04d69161354f7cfc3d8153b67145dbebc4a4698
Author: Bruce Momjian <bruce@momjian.us>
Date: 2015-01-22T18:30:08Z
Releases: 9.5.0
docs:  update libpq's PQputCopyData and PQputCopyEnd

Clarify the meaning of libpq return values for PQputCopyData and
PQputCopyEnd, particularly in non-blocking mode.

Report by Robert Haas

Files

PathChange+/−
doc/src/sgml/libpq.sgml modified +17 −12