From fef25bdcf9cf9f7936a569acd3b9eb850f1c3fd9 Mon Sep 17 00:00:00 2001 From: Mike Bayer Date: Sat, 8 Dec 2012 20:39:32 -0500 Subject: [PATCH] add a doc for the [ticket:2631] quirk --- doc/build/core/schema.rst | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/doc/build/core/schema.rst b/doc/build/core/schema.rst index 759cc4f33b..2c47f56471 100644 --- a/doc/build/core/schema.rst +++ b/doc/build/core/schema.rst @@ -711,6 +711,11 @@ called out using :class:`.FetchedValue` as a marker:: Column('def', String(20), server_onupdate=FetchedValue()) ) +.. versionchanged:: 0.8.0b2,0.7.10 + The ``for_update`` argument on :class:`.FetchedValue` is set automatically + when specified as the ``server_onupdate`` argument. If using an older version, + specify the onupdate above as ``server_onupdate=FetchedValue(for_update=True)``. + These markers do not emit a "default" clause when the table is created, however they do set the same internal flags as a static ``server_default`` clause, providing hints to higher-level tools that a "post-fetch" of these -- 2.47.2