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| -rw-r--r-- | doc/src/sgml/release.sgml | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/doc/src/sgml/release.sgml b/doc/src/sgml/release.sgml index 0456bb4631..4e5344b519 100644 --- a/doc/src/sgml/release.sgml +++ b/doc/src/sgml/release.sgml @@ -378,6 +378,21 @@ pg_[A-Za-z0-9_] <application> <listitem> <para> + Read-only large object descriptors now obey MVCC snapshot semantics + </para> + <para> + When a large object is opened with <literal>INV_READ</> (and not + <literal>INV_WRITE</>), the data read from the descriptor will now + reflect a <quote>snapshot</> of the large object's state at the + time of the transaction snapshot in use by the query that called + <function>lo_open()</>. To obtain the old behavior of always + returning the latest committed data, include <literal>INV_WRITE</> + in the mode flags for <function>lo_open()</>. + </para> + </listitem> + + <listitem> + <para> In <application>psql</application>, treat unquoted <literal>\{digit}+</> sequences as octal (Bruce) </para> |