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Update TODO list.

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Bruce Momjian 2001-07-16 05:00:29 +00:00
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@ -1,6 +1,6 @@
TODO list for PostgreSQL TODO list for PostgreSQL
======================== ========================
Last updated: Sun Jul 15 10:33:56 EDT 2001 Last updated: Mon Jul 16 01:00:21 EDT 2001
Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us) Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
@ -35,9 +35,6 @@ URGENT
o queries across databases or servers (two-phase commit) o queries across databases or servers (two-phase commit)
* Point-in-time data recovery using backup and write-ahead log * Point-in-time data recovery using backup and write-ahead log
* Allow row re-use without vacuum (Tom) * Allow row re-use without vacuum (Tom)
* Create a background process for each database that runs while
database is idle, finding superceeded rows, gathering stats and
vacuuming (Tom)
ADMIN ADMIN
@ -62,6 +59,7 @@ TYPES
* Add IPv6 capability to INET/CIDR types * Add IPv6 capability to INET/CIDR types
* -Add conversion function from text to inet * -Add conversion function from text to inet
* Store binary-compatible type information in the system * Store binary-compatible type information in the system
* Allow better handling of numeric constants, type conversion [typeconv]
* Support construction of array result values in expressions * Support construction of array result values in expressions
* Remove Money type, add money formatting for decimal type * Remove Money type, add money formatting for decimal type
* SELECT cash_out(2) crashes because of opaque * SELECT cash_out(2) crashes because of opaque
@ -70,15 +68,14 @@ TYPES
* -Make binary/file in/out interface for TOAST columns (base64) * -Make binary/file in/out interface for TOAST columns (base64)
* Functions returning sets do not totally work * Functions returning sets do not totally work
* SELECT col FROM tab WHERE numeric_col = 10.1 fails * SELECT col FROM tab WHERE numeric_col = 10.1 fails
* Allow better handling of numeric constants, type conversion [typeconv]
* Missing optimizer selectivities for date, r-tree, etc. [optimizer] * Missing optimizer selectivities for date, r-tree, etc. [optimizer]
* -Add SQL standard function bit_length() (Peter E) * -Add SQL standard function bit_length() (Peter E)
* -Make oid use unsigned int more reliably (Tom) * -Make oid use unsigned int more reliably (Tom)
* Add security checking for large objects * Add security checking for large objects
* ARRAYS * ARRAYS
* Allow nulls in arrays o Allow nulls in arrays
* Allow arrays to be ORDER'ed o Allow arrays to be ORDER'ed
* fix array handling in ECPG o fix array handling in ECPG
MULTILANGUAGE SUPPORT MULTILANGUAGE SUPPORT
@ -101,7 +98,7 @@ INDEXES
* Allow CREATE INDEX zman_index ON test (date_trunc( 'day', zman ) datetime_ops) * Allow CREATE INDEX zman_index ON test (date_trunc( 'day', zman ) datetime_ops)
fails index can't store constant parameters fails index can't store constant parameters
* Add FILLFACTOR to index creation * Add FILLFACTOR to index creation
* Re-enable partial indexes * -Re-enable partial indexes
* Allow inherited tables to inherit index, UNIQUE constraint, and primary * Allow inherited tables to inherit index, UNIQUE constraint, and primary
key, foreign key [inheritance] key, foreign key [inheritance]
* UNIQUE INDEX on base column not honored on inserts from inherited table * UNIQUE INDEX on base column not honored on inserts from inherited table
@ -109,7 +106,7 @@ INDEXES
[inheritance] [inheritance]
* -Prevent pg_attribute from having duplicate oids for indexes (Tom) * -Prevent pg_attribute from having duplicate oids for indexes (Tom)
* Add UNIQUE capability to non-btree indexes * Add UNIQUE capability to non-btree indexes
* Certain indexes will not shrink, e.g. oid indexes with many inserts (Vadim) * Certain indexes will not shrink, e.g. oid indexes with many inserts
* Have UPDATE/DELETE clean out indexes * Have UPDATE/DELETE clean out indexes
* Add btree index support for reltime, tinterval, regproc * Add btree index support for reltime, tinterval, regproc
* Add rtree index support for line, lseg, path, point * Add rtree index support for line, lseg, path, point
@ -140,8 +137,6 @@ SYSTEM TABLES
COMMANDS COMMANDS
* Add SIMILAR TO to allow character classes, 'pg_[a-c]%' * Add SIMILAR TO to allow character classes, 'pg_[a-c]%'
* Auto-destroy sequence on DROP of table with SERIAL, perhaps with a separate
SERIAL type
* Allow LOCK TABLE tab1, tab2, tab3 so all tables locked in unison [lock] * Allow LOCK TABLE tab1, tab2, tab3 so all tables locked in unison [lock]
* Allow RULE recompilation * Allow RULE recompilation
* Add BETWEEN ASYMMETRIC/SYMMETRIC * Add BETWEEN ASYMMETRIC/SYMMETRIC
@ -151,45 +146,45 @@ COMMANDS
* -Allow GRANT/REVOKE to handle multiple user/group names * -Allow GRANT/REVOKE to handle multiple user/group names
* -Allow CREATEUSER/CREATEDB ordering in CREATE/ALTER USER (Vince) * -Allow CREATEUSER/CREATEDB ordering in CREATE/ALTER USER (Vince)
* ALTER * ALTER
* ALTER TABLE ADD COLUMN does not honor DEFAULT and non-CHECK CONSTRAINT o ALTER TABLE ADD COLUMN does not honor DEFAULT and non-CHECK CONSTRAINT
* ALTER TABLE ADD COLUMN to inherited table put column in wrong place o ALTER TABLE ADD COLUMN to inherited table put column in wrong place
[inheritance] [inheritance]
* Add ALTER TABLE DROP COLUMN feature [drop] o Add ALTER TABLE DROP COLUMN feature [drop]
* Add ALTER FUNCTION o Add ALTER FUNCTION
* Add ALTER TABLE DROP non-CHECK CONSTRAINT o Add ALTER TABLE DROP non-CHECK CONSTRAINT
* -Add ALTER TABLE DROP CHECK CONSTRAINT (Christopher Kings-Lynne) o -Add ALTER TABLE DROP CHECK CONSTRAINT (Christopher Kings-Lynne)
* ALTER TABLE ADD PRIMARY KEY (Christopher Kings-Lynne) o ALTER TABLE ADD PRIMARY KEY (Christopher Kings-Lynne)
* ALTER TABLE ADD UNIQUE (Christopher Kings-Lynne) o ALTER TABLE ADD UNIQUE (Christopher Kings-Lynne)
* CLUSTER * CLUSTER
* cluster all tables at once o cluster all tables at once
* prevent lose of indexes, permissions, inheritance o prevent lose of indexes, permissions, inheritance
* Automatically keep clustering on a table o Automatically keep clustering on a table
* -Keep statistics about clustering (Tom) [optimizer] o -Keep statistics about clustering (Tom) [optimizer]
* COPY * COPY
* Allow specification of column names o Allow specification of column names
* Allow dump/load of CSV format o Allow dump/load of CSV format
* CURSOR * CURSOR
* Allow BINARY option to SELECT, like we do with DECLARE o Allow BINARY option to SELECT, like we do with DECLARE
* MOVE 0 should not move to end of cursor o MOVE 0 should not move to end of cursor
* Allow cursors to be DECLAREd/OPENed/CLOSEed outside transactions o Allow cursors to be DECLAREd/OPENed/CLOSEed outside transactions
* Allow DELETE WHERE CURRENT OF cursor o Allow DELETE WHERE CURRENT OF cursor
* INSERT * INSERT
* Allow INSERT/UPDATE of system-generated oid value for a row o Allow INSERT/UPDATE of system-generated oid value for a row
* Allow INSERT INTO tab (col1, ..) VALUES (val1, ..), (val2, ..) o Allow INSERT INTO tab (col1, ..) VALUES (val1, ..), (val2, ..)
* Allow INSERT INTO my_table VALUES (a, b, c, DEFAULT, x, y, z, ...) o Allow INSERT INTO my_table VALUES (a, b, c, DEFAULT, x, y, z, ...)
* Disallow missing columns in INSERT ... VALUES, per ANSI o Disallow missing columns in INSERT ... VALUES, per ANSI
* Allow INSERT/UPDATE ... RETURNING new.col or old.col (Philip) o Allow INSERT/UPDATE ... RETURNING new.col or old.col (Philip)
* SHOW/SET * SHOW/SET
* Add SHOW command to display locks o Add SHOW command to display locks
* -Add SHOW command to show all settings o -Add SHOW command to show all settings
* -Add a global RESET command for use with connection pooling o -Add a global RESET command for use with connection pooling
* Add SET or BEGIN timeout parameter to cancel query if waiting too long o Add SET or BEGIN timeout parameter to cancel query
* Add SET REAL_FORMAT and SET DOUBLE_PRECISION_FORMAT using printf args o Add SET REAL_FORMAT and SET DOUBLE_PRECISION_FORMAT using printf args
* Remove SET KSQO option now that OR processing is improved (Tom) o Remove SET KSQO option now that OR processing is improved (Tom)
* Add SET PERFORMANCE_TIPS option to suggest INDEX, VACUUM, VACUUM o Add SET PERFORMANCE_TIPS option to suggest INDEX, VACUUM, VACUUM
ANALYZE, and CLUSTER ANALYZE, and CLUSTER
* Add SHOW command to see locale o Add SHOW command to see locale
CLIENTS CLIENTS
@ -202,30 +197,36 @@ CLIENTS
* add XML interface capability * add XML interface capability
* Fix libpq to properly handle socket failures under native MS Win32 [libpq] * Fix libpq to properly handle socket failures under native MS Win32 [libpq]
* JDBC * JDBC
* Comprehensive test suite. This may be available already. o Comprehensive test suite. This may be available already.
* Updateable resultSet (must be done in backend code) o Updateable resultSet (must be done in backend code)
* Improved DatabaseMetaData [java] o Improved DatabaseMetaData [java]
* JDBC-standard BLOB support o JDBC-standard BLOB support
* Error Codes (pending backend implementation) o Error Codes (pending backend implementation)
* Support for binary data/bytea o Support for binary data/bytea
REFERENTIAL INTEGRITY REFERENTIAL INTEGRITY
* Add MATCH PARTIAL referential integrity * Add MATCH PARTIAL referential integrity
* -Check that primary key exists at foreign key definition time * -Check that primary key exists at foreign key definition time
* Prevent column dropping if column is used by foreign key
* Propagate column or table renaming to foreign key constraints
* Add deferred trigger queue file (Jan) * Add deferred trigger queue file (Jan)
* Allow oid to act as a foreign key * Allow oid to act as a foreign key
* Implement dirty reads and use them in RI triggers * Implement dirty reads and use them in RI triggers
* Enforce referential integrity for system tables * Enforce referential integrity for system tables
* INSERT & UPDATE/DELETE in transaction of primary key fails with * INSERT & UPDATE/DELETE in transaction of primary key fails with
deferredTriggerGetPreviousEvent or "change violation" [foreign] deferredTriggerGetPreviousEvent or "change violation" [foreign]
* Make constraints clearer in dump file
* Make foreign keys easier to identify
* Change foreign key constraint for array -> element to mean element * Change foreign key constraint for array -> element to mean element
in array in array
DEPENDENCY CHECKING / pg_depend
* Auto-destroy sequence on DROP of table with SERIAL, perhaps with a separate
SERIAL type
* Prevent column dropping if column is used by foreign key
* Propagate column or table renaming to foreign key constraints
* Automatically drop constraints/functions when object is dropped * Automatically drop constraints/functions when object is dropped
* Make constraints clearer in dump file
* Make foreign keys easier to identify
TRANSACTIONS TRANSACTIONS
@ -261,9 +262,9 @@ PERFORMANCE
FSYNC FSYNC
* Delay fsync() when other backends are about to commit too [fsync] * Delay fsync() when other backends are about to commit too [fsync]
* Determine optimal commit_delay value o Determine optimal commit_delay value
* Determine optimal fdatasync/fsync, O_SYNC/O_DSYNC options * Determine optimal fdatasync/fsync, O_SYNC/O_DSYNC options
* Allow multiple blocks to be written to WAL with one write() o Allow multiple blocks to be written to WAL with one write()
CACHE CACHE
@ -300,7 +301,7 @@ MISCELLANEOUS
* Make blind writes go through the file descriptor cache * Make blind writes go through the file descriptor cache
* Allow logging of query durations * Allow logging of query durations
* Add hash-based aggregates * Add hash-based aggregates
* Read pg_hba.conf only on postmaster startup or SIGHUP * Read pg_hba.conf only on postmaster startup or SIGHUP (Bruce)
SOURCE CODE SOURCE CODE
@ -313,8 +314,9 @@ SOURCE CODE
* Fix username/password length limits in all areas, e.g. pg_passwd * Fix username/password length limits in all areas, e.g. pg_passwd
* Remove compile-time upper limit on number of backends (MAXBACKENDS) (Tom) * Remove compile-time upper limit on number of backends (MAXBACKENDS) (Tom)
* Make sure all block numbers are unsigned to increase maximum table size * Make sure all block numbers are unsigned to increase maximum table size
* Use BlockNumber rather than int where appropriate
* Merge LockMethodCtl and LockMethodTable into one shared structure (Bruce) * Merge LockMethodCtl and LockMethodTable into one shared structure (Bruce)
* HOLDER/HOLDERTAB reanme to PROCLOCKLINK/PROCLOCKLINKTAG (Tom) * HOLDER/HOLDERTAB rename to PROCLOCKLINK/PROCLOCKLINKTAG (Tom)
* Add version file format stamp to heap and other table types * Add version file format stamp to heap and other table types
* Make elog(LOG) in WAL its own output type, distinct from DEBUG * Make elog(LOG) in WAL its own output type, distinct from DEBUG
* Rename some /contrib modules from pg* to pg_* * Rename some /contrib modules from pg* to pg_*
@ -325,32 +327,31 @@ SOURCE CODE
* Allow ps status display to work on Solaris/SVr4-based systems * Allow ps status display to work on Solaris/SVr4-based systems
* -Decide on spelling of indexes/indices (Peter E) * -Decide on spelling of indexes/indices (Peter E)
* Add mention of VACUUM, log rotation to Administrator's Guide * Add mention of VACUUM, log rotation to Administrator's Guide
* Use BlockNumber rather than int where appropriate
--------------------------------------------------------------------------- ---------------------------------------------------------------------------
Developers who have claimed items are: Developers who have claimed items are:
-------------------------------------- --------------------------------------
* Billy is Billy G. Allie <Bill.Allie@mug.org> * Billy is Billy G. Allie <Bill.Allie@mug.org>
* Bruce is Bruce Momjian<pgman@candle.pha.pa.us> * Bruce is Bruce Momjian<pgman@candle.pha.pa.us>
* D'Arcy is D'Arcy J.M. Cain <darcy@druid.net> * D'Arcy is D'Arcy J.M. Cain <darcy@druid.net>
* Edmund is Edmund Mergl <E.Mergl@bawue.de> * Edmund is Edmund Mergl <E.Mergl@bawue.de>
* Hiroshi is Hiroshi Inoue <Inoue@tpf.co.jp> * Hiroshi is Hiroshi Inoue <Inoue@tpf.co.jp>
* Karel is Karel Zak <zakkr@zf.jcu.cz> * Karel is Karel Zak <zakkr@zf.jcu.cz>
* Jan is Jan Wieck <wieck@sapserv.debis.de> * Jan is Jan Wieck <wieck@sapserv.debis.de>
* Marc is Marc Fournier <scrappy@hub.org> * Marc is Marc Fournier <scrappy@hub.org>
* Mark is Mark Hollomon <mhh@mindspring.com> * Mark is Mark Hollomon <mhh@mindspring.com>
* Michael is Michael Meskes <meskes@postgresql.org> * Michael is Michael Meskes <meskes@postgresql.org>
* Oleg is Oleg Bartunov <oleg@sai.msu.su> * Oleg is Oleg Bartunov <oleg@sai.msu.su>
* Peter M is Peter T Mount <peter@retep.org.uk> * Peter M is Peter T Mount <peter@retep.org.uk>
* Peter E is Peter Eisentraut<peter_e@gmx.net> * Peter E is Peter Eisentraut<peter_e@gmx.net>
* Philip is Philip Warner <pjw@rhyme.com.au> * Philip is Philip Warner <pjw@rhyme.com.au>
* Ross is Ross J. Reedstrom <reedstrm@wallace.ece.rice.edu> * Ross is Ross J. Reedstrom <reedstrm@wallace.ece.rice.edu>
* Ryan is Ryan Bradetich <rbrad@hpb50023.boi.hp.com> * Ryan is Ryan Bradetich <rbrad@hpb50023.boi.hp.com>
* Stephan is Stephan Szabo <sszabo@megazone23.bigpanda.com> * Stephan is Stephan Szabo <sszabo@megazone23.bigpanda.com>
* Tatsuo is Tatsuo Ishii <t-ishii@sra.co.jp> * Tatsuo is Tatsuo Ishii <t-ishii@sra.co.jp>
* Thomas is Thomas Lockhart <lockhart@alumni.caltech.edu> * Thomas is Thomas Lockhart <lockhart@alumni.caltech.edu>
* Tom is Tom Lane <tgl@sss.pgh.pa.us> * Tom is Tom Lane <tgl@sss.pgh.pa.us>
* TomH is Tom I Helbekkmo <tih@Hamartun.Priv.NO> * TomH is Tom I Helbekkmo <tih@Hamartun.Priv.NO>
* Vadim is Vadim B. Mikheev <vadim4o@email.com> * Vadim is Vadim B. Mikheev <vadim4o@email.com>