Doc: mention that you can't PREPARE TRANSACTION after NOTIFY.

The NOTIFY page said this already, but the PREPARE TRANSACTION page
missed it.

Discussion: https://postgr.es/m/20171024010602[email protected]

diff --git a/doc/src/sgml/ref/prepare_transaction.sgml b/doc/src/sgml/ref/prepare_transaction.sgml
index 626753f5762d11b7ba8e6b0c563599179cef82aa..50a93b45dd3d4759e8beaff0ab7e2e386d9c9ce4 100644 (file)
--- a/doc/src/sgml/ref/prepare_transaction.sgml
+++ b/doc/src/sgml/ref/prepare_transaction.sgml
@@ -100,7 +100,8 @@ PREPARE TRANSACTION transaction_id
    It is not currently allowed to PREPARE a transaction that
    has executed any operations involving temporary tables,
    created any cursors WITH HOLD, or executed
-   LISTEN or UNLISTEN.
+   LISTEN, UNLISTEN, or
+   NOTIFY.
    Those features are too tightly
    tied to the current session to be useful in a transaction to be prepared.