Repair error in description of nonblocking usage of PQgetCopyData().

Per Volkan Yazici.
This commit is contained in:
Tom Lane 2005-06-09 19:08:28 +00:00
parent 532ca3083d
commit 0b8e46e49b

View File

@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/libpq.sgml,v 1.182 2005/06/04 20:42:41 momjian Exp $
$PostgreSQL: pgsql/doc/src/sgml/libpq.sgml,v 1.183 2005/06/09 19:08:28 tgl Exp $
-->
<chapter id="libpq">
@ -3230,8 +3230,8 @@ A result of -2 indicates that an error occurred (consult
When <parameter>async</> is true (not zero), <function>PQgetCopyData</>
will not block waiting for input; it will return zero if the <command>COPY</command> is still
in progress but no complete row is available. (In this case wait for
read-ready before trying again; it does not matter whether you call
<function>PQconsumeInput</>.) When <parameter>async</> is
read-ready and then call <function>PQconsumeInput</> before calling
<function>PQgetCopyData</> again.) When <parameter>async</> is
false (zero), <function>PQgetCopyData</> will block until data is available
or the operation completes.
</para>