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| author | Bruce Momjian <bruce@momjian.us> | 2005-09-02 00:49:57 +0000 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2005-09-02 00:49:57 +0000 |
| commit | 55af2a43372f0fe9da312b8db35874a18a226143 (patch) | |
| tree | 2fd2441babe645fefce6b5294cb0c90adb1fefa7 /src/backend/access/gist/gistvacuum.c | |
| parent | ce128c01a69280c27813dd692d3cfcf23e1eae36 (diff) | |
| download | postgresql-55af2a43372f0fe9da312b8db35874a18a226143.tar.gz postgresql-55af2a43372f0fe9da312b8db35874a18a226143.zip | |
Duplicate:
< * Maintain a map of recently-expired rows
<
< This allows vacuum to target specific pages for possible free space
< without requiring a sequential scan.
<
Update entry:
> One complexity is that index entries still have to be vacuumed, and
> doing this without an index scan (by using the heap values to find the
> index entry) might be slow and unreliable, especially for user-defined
> index functions.
Diffstat (limited to 'src/backend/access/gist/gistvacuum.c')
0 files changed, 0 insertions, 0 deletions