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Diffstat (limited to 'doc/TODO')
| -rw-r--r-- | doc/TODO | 12 |
1 files changed, 8 insertions, 4 deletions
@@ -1,6 +1,6 @@ TODO list for PostgreSQL ======================== -Last updated: Tue Sep 4 12:27:12 EDT 2001 +Last updated: Wed Sep 5 20:04:07 EDT 2001 Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us) @@ -178,7 +178,8 @@ COMMANDS o Allow INSERT INTO tab (col1, ..) VALUES (val1, ..), (val2, ..) o Allow INSERT INTO my_table VALUES (a, b, c, DEFAULT, x, y, z, ...) o Disallow missing columns in INSERT ... VALUES, per ANSI - o Allow INSERT/UPDATE ... RETURNING new.col or old.col (Philip) + o Allow INSERT/UPDATE ... RETURNING new.col or old.col, handle + RULE cases (Philip) * SHOW/SET o Add SHOW command to display locks o -Add SHOW command to show all settings @@ -310,8 +311,11 @@ MISCELLANEOUS * Allow logging of query durations * Add hash for evaluating GROUP BY aggregates * -Read pg_hba.conf only on postmaster startup or SIGHUP (Bruce) -* Improve spinlock code, perhaps with OS semaphores, sleeper queue, or - spining to obtain lock on multi-cpu systems +* Improve spinlock code + o use SysV semaphores or queue of backends waiting on the lock + o wakeup sleeper or sleep for less than one clock tick + o spin for lock on multi-cpu machines, yield on single cpu machines + o read/write locks * Add queue of backends waiting for spinlock SOURCE CODE |