diff options
| author | Tom Lane <tgl@sss.pgh.pa.us> | 2005-12-02 20:03:42 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2005-12-02 20:03:42 +0000 |
| commit | d780f07ac1ea97e2d3cf906cc1c9d59d6b21c5e2 (patch) | |
| tree | e13c3013e4ede366298875eeb77197a07f7c4b54 /src/tutorial/basics.source | |
| parent | 5ab25988753ff495f3fd0b54ef00ba80d0d2808c (diff) | |
| download | postgresql-d780f07ac1ea97e2d3cf906cc1c9d59d6b21c5e2.tar.gz postgresql-d780f07ac1ea97e2d3cf906cc1c9d59d6b21c5e2.zip | |
Adjust scan plan nodes to avoid getting an extra AccessShareLock on a
relation if it's already been locked by execMain.c as either a result
relation or a FOR UPDATE/SHARE relation. This avoids an extra trip to
the shared lock manager state. Per my suggestion yesterday.
Diffstat (limited to 'src/tutorial/basics.source')
0 files changed, 0 insertions, 0 deletions