pgsql: Duplicate: < * Maintain a map of recently-expired rows < <
Log Message:
-----------
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.
Modified Files:
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pgsql/doc:
TODO (r1.1645 -> r1.1646)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/TODO.diff?r1=1.1645&r2=1.1646)
pgsql/doc/src/FAQ:
TODO.html (r1.152 -> r1.153)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/FAQ/TODO.html.diff?r1=1.152&r2=1.153)