Update done items:
< * Allow elog() to return error codes, module name, file name, line < number, not just messages (Peter E) < * Add error codes (Peter E) < * Make error messages more consistent [error] > * -Allow elog() to return error codes, module name, file name, line > number, not just messages (Tom) > * -Add error codes (Tom) > * -Make error messages more consistent 40c40 < * Add GUC log_statement_and_duration to print statement and >= min duration > * -Add GUC log_statement_and_duration to print statement and >= min duration 84c84 < * Allow current datestyle to restrict dates; prevent month/day swapping > * -Allow current datestyle to restrict dates; prevent month/day swapping 86c86 < * Prevent month/day swapping of ISO dates to make invalid dates valid > * -Prevent month/day swapping of ISO dates to make invalid dates valid 88c88 < * Delay resolution of array expression type so assignment coercion > * -Delay resolution of array expression type so assignment coercion 93c93 < o Allow arrays to be ORDER'ed > o -Allow arrays to be ORDER'ed 116c116 < * Remove Cyrillic recode support > * -Remove Cyrillic recode support 144c144 < * Certain indexes will not shrink, e.g. indexes on ever-increasing > * -Certain indexes will not shrink, e.g. indexes on ever-increasing 185c185 < * Have SELECT '13 minutes'::interval display zero seconds in ISO datestyle > * -Have SELECT '13 minutes'::interval display zero seconds in ISO datestyle 196c196 < o -Add ALTER TABLE tab SET WITHOUT OIDS (Rod) > o --Add ALTER TABLE tab SET WITHOUT OIDS (Rod) 221c221 < stored in the backend > stored in the backend (Gavin) 235c235 < o Allow EXPLAIN EXECUTE to see prepared plans > o -Allow EXPLAIN EXECUTE to see prepared plans 241d240 < o Add untrusted version of plpython 265c264 < * Allow psql to show transaction status if backend protocol changes made > * -Allow psql to show transaction status if backend protocol changes made 272,273c271,272 < * Modify pg_get_triggerdef() to take a boolean to pretty-print, < and use that as part of pg_dump along with psql > * -Modify pg_get_triggerdef() to take a boolean to pretty-print, > and use that as part of pg_dump along with psql 292c291 < o Add SQLSTATE > o -Add SQLSTATE 296c295 < o Implement SQLDA (do we really need this?) > o -Implement SQLDA 364d362 < * Allow binding query args over FE/BE protocol 378c376,377 < * Provide automatic running of vacuum in the background (Tom) [vacuum] > * Provide automatic running of vacuum in the background in backend > rather than in /contrib [vacuum] 427c426 < * Allow Subplans to use efficient joins(hash, merge) with upper variable > * -Allow Subplans to use efficient joins(hash, merge) with upper variable 429c428 < * Allow merge and hash joins on expressions not just simple variables (Tom) > * -Allow merge and hash joins on expressions not just simple variables (Tom) 474c473 < * Remove memory/file descriptor freeing befor elog(ERROR) (Bruce) > * Remove memory/file descriptor freeing before ereport(ERROR) (Bruce) 489,490c488,489 < o Show transaction status in psql < o Allow binding of query parameters, support for prepared queries > o -Show transaction status in psql > o -Allow binding of query parameters, support for prepared queries 492,494c491,493 < o Remove hard-coded limits on user/db/password names < o Remove unused elements of startup packet (unused, tty, passlength) < o Fix COPY/fastpath protocol? > o -Remove hard-coded limits on user/db/password names > o -Remove unused elements of startup packet (unused, tty, passlength) > o -Fix COPY/fastpath protocol 496,497c495 < o Replication support? < o Error codes > o -Error codes 500d497 < o ecpg improvements? 503c500 < o Report server version number, database encoding, client encoding > o -Report server version number, database encoding, client encoding
This commit is contained in:
Bruce Momjian
parent
cce40d15d5
commit
80ed63952b
71
doc/TODO
71
doc/TODO
@ -1,6 +1,6 @@
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TODO list for PostgreSQL
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========================
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Last updated: Wed Aug 6 19:36:02 EDT 2003
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Last updated: Thu Aug 7 22:00:19 EDT 2003
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Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
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@ -32,12 +32,12 @@ Urgent
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Reporting
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=========
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* Allow elog() to return error codes, module name, file name, line
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number, not just messages (Peter E)
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* Add error codes (Peter E)
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* Make error messages more consistent [error]
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* -Allow elog() to return error codes, module name, file name, line
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number, not just messages (Tom)
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* -Add error codes (Tom)
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* -Make error messages more consistent
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* Show location of syntax error in query [yacc]
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* Add GUC log_statement_and_duration to print statement and >= min duration
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* -Add GUC log_statement_and_duration to print statement and >= min duration
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Administration
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@ -81,16 +81,16 @@ Data Types
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* Allow better handling of numeric constants, type conversion [typeconv]
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* Allow backend to output result sets in XML
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* Prevent whole-row references from leaking memory, e.g. SELECT COUNT(tab.*)
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* Allow current datestyle to restrict dates; prevent month/day swapping
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* -Allow current datestyle to restrict dates; prevent month/day swapping
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from making invalid dates valid
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* Prevent month/day swapping of ISO dates to make invalid dates valid
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* -Prevent month/day swapping of ISO dates to make invalid dates valid
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* Have initdb set DateStyle based on locale?
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* Delay resolution of array expression type so assignment coercion
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* -Delay resolution of array expression type so assignment coercion
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can be performed on empty array expressions (Joe)
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* ARRAYS
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o Allow nulls in arrays
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o Allow arrays to be ORDER'ed
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o -Allow arrays to be ORDER'ed
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o Support construction of array result values in expressions
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* BINARY DATA
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@ -113,7 +113,7 @@ Multi-Language Support
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* Make octet_length_client the same as octet_length() (?)
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* Prevent mismatch of frontend/backend encodings from converting bytea
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data from being interpreted as encoded strings
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* Remove Cyrillic recode support
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* -Remove Cyrillic recode support
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Views / Rules
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@ -141,7 +141,7 @@ Indexes
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* Add UNIQUE capability to non-btree indexes
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* Add btree index support for reltime, tinterval, regproc
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* Add rtree index support for line, lseg, path, point
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* Certain indexes will not shrink, e.g. indexes on ever-increasing
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* -Certain indexes will not shrink, e.g. indexes on ever-increasing
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columns and indexes with many duplicate keys
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* Use indexes for min() and max() or convert to SELECT col FROM tab ORDER
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BY col DESC LIMIT 1 if appropriate index exists and WHERE clause acceptible
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@ -182,7 +182,7 @@ Commands
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* -Allow UPDATE to use SET col = DEFAULT
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* -Add config variable to prevent auto-adding missing FROM-clause tables
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* Allow SET CONSTRAINTS to be qualified by schema/table
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* Have SELECT '13 minutes'::interval display zero seconds in ISO datestyle
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* -Have SELECT '13 minutes'::interval display zero seconds in ISO datestyle
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* Prevent COMMENT ON DATABASE from using a database name
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* Add GUC variable to prevent waiting on locks
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@ -193,7 +193,7 @@ Commands
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rows with DEFAULT value
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o ALTER TABLE ADD COLUMN column SERIAL doesn't create sequence because
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of the item above
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o -Add ALTER TABLE tab SET WITHOUT OIDS (Rod)
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o --Add ALTER TABLE tab SET WITHOUT OIDS (Rod)
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o -Add ALTER SEQUENCE to modify min/max/increment/cache/cycle values
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o Have ALTER TABLE rename SERIAL sequences
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o Allow columns to be reordered using ALTER ... POSITION i col1 [,col2];
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@ -218,7 +218,7 @@ Commands
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o Allow BINARY option to SELECT, just like DECLARE
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o -MOVE 0 should not move to end of cursor (Bruce)
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o Allow UPDATE/DELETE WHERE CURRENT OF cursor using per-cursor tid
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stored in the backend
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stored in the backend (Gavin)
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o Prevent DROP of table being referenced by our own open cursor
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o -Allow cursors outside transactions
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@ -232,13 +232,12 @@ Commands
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o Add SET PERFORMANCE_TIPS option to suggest INDEX, VACUUM, VACUUM
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ANALYZE, and CLUSTER
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o Add SET SCHEMA
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o Allow EXPLAIN EXECUTE to see prepared plans
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o -Allow EXPLAIN EXECUTE to see prepared plans
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o Allow SHOW of non-modifiable variables, like pg_controldata
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* SERVER-SIDE LANGUAGES
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o Allow PL/PgSQL's RAISE function to take expressions
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o Change PL/PgSQL to use palloc() instead of malloc()
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o Add untrusted version of plpython
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o Allow Java server-side programming, http://pljava.sourceforge.net
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[java]
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o Fix problems with complex temporary table creation/destruction
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@ -262,15 +261,15 @@ Commands
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Clients
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=======
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* Allow psql to show transaction status if backend protocol changes made
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* -Allow psql to show transaction status if backend protocol changes made
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* -Add schema, cast, and conversion backslash commands to psql (Christopher)
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* -Allow pg_dump to dump a specific schema (Neil Conway)
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* Allow psql to do table completion for SELECT * FROM schema_part and
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table completion for SELECT * FROM schema_name.
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* Add XML capability to pg_dump and COPY, when backend XML capability
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* -Allow SSL-enabled clients to turn off SSL transfers
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* Modify pg_get_triggerdef() to take a boolean to pretty-print,
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and use that as part of pg_dump along with psql
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* -Modify pg_get_triggerdef() to take a boolean to pretty-print,
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and use that as part of pg_dump along with psql
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@ -289,11 +288,11 @@ Clients
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o Solve cardinality > 1 for input descriptors / variables
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o Improve error handling
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o Add a semantic check level, e.g. check if a table really exists
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o Add SQLSTATE
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o -Add SQLSTATE
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o fix handling of DB attributes that are arrays
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o Use backend prepare/execute facility for ecpg where possible
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o -Make casts work in variable initializations
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o Implement SQLDA (do we really need this?)
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o -Implement SQLDA
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o Fix nested C comments
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o sqlwarn[6] should be 'W' if the PRECISION or SCALE value specified
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o -Allow multi-threaded use of SQLCA
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@ -361,7 +360,6 @@ Cache
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=====
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* Shared catalog cache, reduce lseek()'s by caching table size in shared area
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* Add free-behind capability for large sequential scans (Bruce)
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* Allow binding query args over FE/BE protocol
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* Consider use of open/fcntl(O_DIRECT) to minimize OS caching
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* Make blind writes go through the file descriptor cache
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* Cache last known per-tuple offsets to speed long tuple access
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@ -375,7 +373,8 @@ Vacuum
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* Improve speed with indexes (perhaps recreate index instead) [vacuum]
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* Reduce lock time by moving tuples with read lock, then write
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lock and truncate table [vacuum]
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* Provide automatic running of vacuum in the background (Tom) [vacuum]
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* Provide automatic running of vacuum in the background in backend
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rather than in /contrib [vacuum]
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* Allow free space map to be auto-sized or warn when it is too small
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@ -424,9 +423,9 @@ Optimizer / Executor
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====================
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* Improve Subplan list handling
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* Allow Subplans to use efficient joins(hash, merge) with upper variable
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* -Allow Subplans to use efficient joins(hash, merge) with upper variable
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* -Add hash for evaluating GROUP BY aggregates (Tom)
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* Allow merge and hash joins on expressions not just simple variables (Tom)
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* -Allow merge and hash joins on expressions not just simple variables (Tom)
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* -Make IN/NOT IN have similar performance to EXISTS/NOT EXISTS (Tom)
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* Missing optimizer selectivities for date, r-tree, etc. [optimizer]
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* Allow ORDER BY ... LIMIT to select top values without sort or index
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@ -471,11 +470,11 @@ Source Code
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* Clarify use of 'application' and 'command' tags in SGML docs
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* Better document ability to build only certain interfaces (Marc)
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* Remove or relicense modules that are not under the BSD license, if possible
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* Remove memory/file descriptor freeing befor elog(ERROR) (Bruce)
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* Remove memory/file descriptor freeing before ereport(ERROR) (Bruce)
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* Acquire lock on a relation before building a relcache entry for it
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* Research interaction of setitimer() and sleep() used by statement_timeout
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* Add checks for fclose() failure
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* Change CVS $Id: TODO,v 1.1106 2003/08/06 23:36:02 momjian Exp $ to $PostgreSQL: pgsql/doc/TODO,v 1.1106 2003/08/06 23:36:02 momjian Exp $
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* Change CVS $Id: TODO,v 1.1107 2003/08/08 02:00:20 momjian Exp $ to $PostgreSQL: pgsql/doc/TODO,v 1.1107 2003/08/08 02:00:20 momjian Exp $
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* Exit postmaster if postgresql.conf can not be opened
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* Rename /scripts directory because they are all C programs now
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* Allow the regression tests to start postmaster with -i so the tests
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@ -486,21 +485,19 @@ Source Code
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* Wire Protocol Changes
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o Show transaction status in psql
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o Allow binding of query parameters, support for prepared queries
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o -Show transaction status in psql
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o -Allow binding of query parameters, support for prepared queries
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o Add optional textual message to NOTIFY
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o Remove hard-coded limits on user/db/password names
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o Remove unused elements of startup packet (unused, tty, passlength)
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o Fix COPY/fastpath protocol?
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o -Remove hard-coded limits on user/db/password names
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o -Remove unused elements of startup packet (unused, tty, passlength)
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o -Fix COPY/fastpath protocol
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o Allow fastpast to pass values in portable format
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o Replication support?
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o Error codes
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o -Error codes
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o Dynamic character set handling
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o Special passing of binary values in platform-neutral format (bytea?)
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o ecpg improvements?
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o Add decoded type, length, precision
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o Compression?
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o Report server version number, database encoding, client encoding
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o -Report server version number, database encoding, client encoding
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o Update clients to use data types, typmod, schema.table.column names of
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result sets using new query protocol
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