@ -2,14 +2,16 @@
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< title > PostgreSQL TODO List < / title >
< title > c < / title >
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< h1 > < a name = "section_1" > PostgreSQL TODO List< / a > < / h1 >
< p > Current maintainer: Bruce Momjian (< a href = "mailto:bruce@momjian.us" > bruce@momjian.us< / a > )< br / >
Last updated: Tue Aug 29 12:21:52 EDT 2006
< / p >
< p > c< br / >
PostgreSQL TODO List
< / p > < hr / >
Current maintainer: Bruce Momjian (< a href = "mailto:bruce@momjian.us" > bruce@momjian.us< / a > )< br / >
Last updated: Wed Aug 30 20:34:28 EDT 2006
< p > The most recent version of this document can be viewed at< br / >
< a href = "http://www.postgresql.org/docs/faqs.TODO.html" > http://www.postgresql.org/docs/faqs.TODO.html< / a > .
< / p >
@ -22,7 +24,7 @@ Last updated: Tue Aug 29 12:21:52 EDT 2006
you would like to work on an item, please read the Developer's FAQ< br / >
first.
< / p >
< h1 > < a name = "section_2 " > Administration< / a > < / h1 >
< h1 > < a name = "section_1 " > Administration< / a > < / h1 >
< ul >
< li > -< em > Make postmater and postgres options distinct so the postmaster -o< / em >
@ -150,7 +152,7 @@ first.
< / li > < li > Allow the PITR process to be debugged and data examined
< / li > < / ul >
< / li > < / ul >
< h1 > < a name = "section_3 " > Monitoring< / a > < / h1 >
< h1 > < a name = "section_2 " > Monitoring< / a > < / h1 >
< ul >
< li > Allow server log information to be output as INSERT statements
@ -161,7 +163,7 @@ first.
< / li > < li > -< em > Allow server logs to be remotely read and removed using SQL commands< / em >
< / li > < li > -< em > Allow protocol-level BIND parameter values to be logged, if text mode< / em >
< / li > < / ul >
< h1 > < a name = "section_4 " > Data Types< / a > < / h1 >
< h1 > < a name = "section_3 " > Data Types< / a > < / h1 >
< ul >
< li > Improve the MONEY data type
@ -296,7 +298,7 @@ first.
< / li > < / ul >
< / li > < / ul >
< / li > < / ul >
< h1 > < a name = "section_5 " > Functions< / a > < / h1 >
< h1 > < a name = "section_4 " > Functions< / a > < / h1 >
< ul >
< li > Allow INET subnet tests using non-constants to be indexed
@ -339,7 +341,7 @@ first.
< / li > < li > Add SPI_gettypmod() to return the typemod for a TupleDesc
< / li > < li > Allow inlining of set-returning functions
< / li > < / ul >
< h1 > < a name = "section_6 " > Multi-Language Support< / a > < / h1 >
< h1 > < a name = "section_5 " > Multi-Language Support< / a > < / h1 >
< ul >
< li > Add NCHAR (as distinguished from ordinary varchar),
@ -370,7 +372,7 @@ first.
< a href = "http://archives.postgresql.org/pgsql-patches/2005-11/msg00173.php" > http://archives.postgresql.org/pgsql-patches/2005-11/msg00173.php< / a >
< / p >
< / li > < / ul >
< h1 > < a name = "section_7 " > Views / Rules< / a > < / h1 >
< h1 > < a name = "section_6 " > Views / Rules< / a > < / h1 >
< ul >
< li > Automatically create rules on views so they are updateable, per SQL99
@ -386,7 +388,7 @@ first.
are added after the view is created.
< / p >
< / li > < / ul >
< h1 > < a name = "section_8 " > SQL Commands< / a > < / h1 >
< h1 > < a name = "section_7 " > SQL Commands< / a > < / h1 >
< ul >
< li > -< em > Change LIMIT/OFFSET and FETCH/MOVE to use int8< / em >
@ -557,12 +559,7 @@ first.
the table at the same time, which is something that is
currently allowed.
< / p >
< / li > < li > Allow COPY (SELECT ...) TO 'filename'
< p > COPY should also be able to output views using COPY (SELECT
< / p > < ul >
< li > FROM view) TO 'filename' internally.
< a href = "http://archives.postgresql.org/pgsql-patches/2005-09/msg00148.php" > http://archives.postgresql.org/pgsql-patches/2005-09/msg00148.php< / a >
< / li > < / ul >
< / li > < li > -< em > Allow COPY (SELECT ...) TO 'filename'< / em >
< / li > < / ul >
< / li > < li > GRANT/REVOKE
< ul >
@ -685,7 +682,7 @@ first.
< / li > < / ul >
< / li > < / ul >
< / li > < / ul >
< h1 > < a name = "section_9 " > Clients< / a > < / h1 >
< h1 > < a name = "section_8 " > Clients< / a > < / h1 >
< ul >
< li > -< em > Have initdb set the input DateStyle (MDY or DMY) based on locale< / em >
@ -794,7 +791,7 @@ first.
< / p >
< / li > < / ul >
< / li > < / ul >
< h1 > < a name = "section_10 " > Triggers< / a > < / h1 >
< h1 > < a name = "section_9 " > Triggers< / a > < / h1 >
< ul >
< li > Add deferred trigger queue file
< p > Right now all deferred trigger information is stored in backend
@ -822,7 +819,7 @@ first.
to fire triggers.
< / p >
< / li > < / ul >
< h1 > < a name = "section_11 " > Dependency Checking< / a > < / h1 >
< h1 > < a name = "section_10 " > Dependency Checking< / a > < / h1 >
< ul >
< li > Flush cached query plans when the dependent objects change,
@ -839,7 +836,7 @@ first.
invalidate its own query plan.
< / p >
< / li > < / ul >
< h1 > < a name = "section_12 " > Exotic Features< / a > < / h1 >
< h1 > < a name = "section_11 " > Exotic Features< / a > < / h1 >
< ul >
< li > Add pre-parsing phase that converts non-ISO syntax to supported
@ -866,7 +863,7 @@ first.
< p > < a href = "http://archives.postgresql.org/pgsql-hackers/2004-04/msg00818.php" > http://archives.postgresql.org/pgsql-hackers/2004-04/msg00818.php< / a >
< / p >
< / li > < / ul >
< h1 > < a name = "section_13 " > Indexes< / a > < / h1 >
< h1 > < a name = "section_12 " > Indexes< / a > < / h1 >
< ul >
< li > Allow inherited tables to inherit index, UNIQUE constraint, and primary
@ -933,7 +930,7 @@ first.
< / li > < li > Allow multi-column hash indexes
< / li > < / ul >
< / li > < / ul >
< h1 > < a name = "section_14 " > Fsync< / a > < / h1 >
< h1 > < a name = "section_13 " > Fsync< / a > < / h1 >
< ul >
< li > Improve commit_delay handling to reduce fsync()
@ -945,7 +942,7 @@ first.
< / li > < li > %Add an option to sync() before fsync()'ing checkpoint files
< / li > < li > Add program to test if fsync has a delay compared to non-fsync
< / li > < / ul >
< h1 > < a name = "section_15 " > Cache Usage< / a > < / h1 >
< h1 > < a name = "section_14 " > Cache Usage< / a > < / h1 >
< ul >
< li > Allow free-behind capability for large sequential scans, perhaps using
@ -999,7 +996,7 @@ first.
< p > < a href = "http://archives.postgresql.org/pgsql-hackers/2005-10/msg01419.php" > http://archives.postgresql.org/pgsql-hackers/2005-10/msg01419.php< / a >
< / p >
< / li > < / ul >
< h1 > < a name = "section_16 " > Vacuum< / a > < / h1 >
< h1 > < a name = "section_15 " > Vacuum< / a > < / h1 >
< ul >
< li > Improve speed with indexes
@ -1057,12 +1054,12 @@ first.
< / li > < li > Turn on by default
< / li > < / ul >
< / li > < / ul >
< h1 > < a name = "section_17 " > Locking< / a > < / h1 >
< h1 > < a name = "section_16 " > Locking< / a > < / h1 >
< ul >
< li > Fix priority ordering of read and write light-weight locks (Neil)
< / li > < / ul >
< h1 > < a name = "section_18 " > Startup Time Improvements< / a > < / h1 >
< h1 > < a name = "section_17 " > Startup Time Improvements< / a > < / h1 >
< ul >
< li > Experiment with multi-threaded backend for backend creation [< a href = "http://momjian.postgresql.org/cgi-bin/pgtodo?thread" > thread< / a > ]
@ -1085,7 +1082,7 @@ first.
existing backends is one of the difficulties with a backend approach.
< / p >
< / li > < / ul >
< h1 > < a name = "section_19 " > Write-Ahead Log< / a > < / h1 >
< h1 > < a name = "section_18 " > Write-Ahead Log< / a > < / h1 >
< ul >
< li > Eliminate need to write full pages to WAL before page modification [< a href = "http://momjian.postgresql.org/cgi-bin/pgtodo?wal" > wal< / a > ]
@ -1149,7 +1146,7 @@ first.
of indexes on TOAST tables.
< / p >
< / li > < / ul >
< h1 > < a name = "section_20 " > Optimizer / Executor< / a > < / h1 >
< h1 > < a name = "section_19 " > Optimizer / Executor< / a > < / h1 >
< ul >
< li > Improve selectivity functions for geometric operators
@ -1174,7 +1171,7 @@ first.
< p > This might replace GEQO, < a href = "http://sixdemonbag.org/Djinni" > http://sixdemonbag.org/Djinni< / a > .
< / p >
< / li > < / ul >
< h1 > < a name = "section_21 " > Miscellaneous Performance< / a > < / h1 >
< h1 > < a name = "section_20 " > Miscellaneous Performance< / a > < / h1 >
< ul >
< li > Do async I/O for faster random read-ahead of data
@ -1217,7 +1214,7 @@ first.
< / p >
< / li > < li > Research storing disk pages with no alignment/padding
< / li > < / ul >
< h1 > < a name = "section_22 " > Source Code< / a > < / h1 >
< h1 > < a name = "section_21 " > Source Code< / a > < / h1 >
< ul >
< li > Add use of 'const' for variables in source tree
@ -1299,7 +1296,7 @@ first.
of result sets using new statement protocol
< / li > < / ul >
< / li > < / ul >
< h1 > < a name = "section_23 " > Features We Do _Not_ Want< / a > < / h1 >
< h1 > < a name = "section_22 " > Features We Do _Not_ Want< / a > < / h1 >
< ul >
< li > All backends running as threads in a single process (not wanted)
@ -1320,7 +1317,7 @@ first.
< / li > < / ul >
< hr / >
< h2 > < a name = "section_23 _1" > Developers who have claimed items are:< / a > < / h2 >
< h2 > < a name = "section_22 _1" > Developers who have claimed items are:< / a > < / h2 >
< ul >
< li > Alvaro is Alvaro Herrera < < a href = "mailto:alvherre@dcc.uchile.cl" > alvherre@dcc.uchile.cl< / a > >
< / li > < li > Andrew is Andrew Dunstan < < a href = "mailto:andrew@dunslane.net" > andrew@dunslane.net< / a > >
Bruce Momjian
19 years ago