diff options
| -rw-r--r-- | doc/src/sgml/libpq.sgml | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/doc/src/sgml/libpq.sgml b/doc/src/sgml/libpq.sgml index 1788bb06e03..7f34755cd5d 100644 --- a/doc/src/sgml/libpq.sgml +++ b/doc/src/sgml/libpq.sgml @@ -4941,11 +4941,12 @@ int PQsetnonblocking(PGconn *conn, int arg); </para> <para> - In the nonblocking state, calls to + In the nonblocking state, successful calls to <function>PQsendQuery</function>, <function>PQputline</function>, <function>PQputnbytes</function>, <function>PQputCopyData</function>, - and <function>PQendcopy</function> will not block but instead return - an error if they need to be called again. + and <function>PQendcopy</function> will not block; their changes + are stored in the local output buffer until they are flushed. + Unsuccessful calls will return an error and must be retried. </para> <para> |