Remove completed TODO items:
< * -Make postmater and postgres options distinct so the postmaster -o < option is no longer needed < * -Allow pooled connections to list all prepared statements < < This would allow an application inheriting a pooled connection to know < the statements prepared in the current session. < < * -Re-enable the GUC full_page_writes in 8.2 when reliability issues have < been addressed < o -Add "include file" functionality in postgresql.conf < o -Allow per-database permissions to be set via GRANT < < Allow database connection checks based on GRANT rules in < addition to the existing access checks in pg_hba.conf. < < o -Issue a warning if a change-on-restart-only postgresql.conf value > o Issue a warning if a change-on-restart-only postgresql.conf value < o -Automatically force archiving of partially-filled WAL files when < pg_stop_backup() is called or the server is stopped < o -Add reporting of the current WAL file and offset, perhaps as < part of partial log file archiving < * -Allow server logs to be remotely read and removed using SQL commands < * -Allow protocol-level BIND parameter values to be logged < * -Zero umasked bits in conversion from INET cast to CIDR < * -Prevent INET cast to CIDR from dropping netmask, SELECT '1.1.1.1'::inet::cidr < * -Allow INET + INT8 to increment the host part of the address or < throw an error on overflow < * -Add 'tid != tid ' operator for use in corruption recovery < o -Allow customization of the known set of TZ names (generalize the < present australian_timezones hack) < o -Allow timezone names in SQL strings, '2006-05-24 21:11 < Americas/New_York'::timestamptz < o -Add support for day-time syntax, INTERVAL '1 2:03:04' DAY TO < SECOND < o -Allow NULLs in arrays < * -Add transaction_timestamp(), statement_timestamp(), clock_timestamp() < functionality < < Current CURRENT_TIMESTAMP returns the start time of the current < transaction, and gettimeofday() returns the wallclock time. This will < make time reporting more consistent and will allow reporting of < the statement start time. < < * -Allow to_char() to print localized month names < * -Add sleep() function, remove from regress.c < * -Allow user-defined functions retuning a domain value to enforce domain < constraints < * -Allow TRUNCATE ... CASCADE/RESTRICT < < This is like DELETE CASCADE, but truncates. < < * -Add COMMENT ON for all cluster global objects (roles, databases < and tablespaces) < * -Make row-wise comparisons work per SQL spec < < Right now, '(a, b) < (1, 2)' is processed as 'a < 1 and b < 2', but < the SQL standard requires it to be processed as a column-by-column < comparison, so the proper comparison is '(a < 1) OR (a = 1 AND b < 2)'. < < * -Enable escape_string_warning and standard_conforming_strings > * Enable standard_conforming_strings < o -Add ON COMMIT capability to CREATE TABLE AS ... SELECT < o -Allow an alias to be provided for the target table in < UPDATE/DELETE (Neil) < o -Allow UPDATE tab SET ROW (col, ...) = (val, ...) for updating < multiple columns < o -Add ALTER TABLE tab INHERIT / NO INHERIT parent < o -Have COPY return the number of rows loaded/unloaded? < o -Allow COPY (SELECT ...) TO 'filename' < < o -Allow pooled connections to list all open WITH HOLD cursors < < Because WITH HOLD cursors exist outside transactions, this allows < them to be listed so they can be closed. < < o -Allow INSERT INTO tab (col1, ..) VALUES (val1, ..), (val2, ..) < o -Allow INSERT/UPDATE ... RETURNING new.col or old.col < o -Allow PL/python to return composite types and result sets < < * -Have initdb set the input DateStyle (MDY or DMY) based on locale < o -Improve psql's handling of multi-line statements < < Currently, while \e saves a single statement as one entry, interactive < statements are saved one line at a time. Ideally all statements < would be saved like \e does. < < o -Allow multi-line column values to align in the proper columns < < If the second output column value is 'a\nb', the 'b' should appear < in the second display column, rather than the first column as it < does now. < < o -Display IN, INOUT, and OUT parameters in \df < o -Allow pg_dump to use multiple -t and -n switches, exclusion < ability, and regular expression object matching < o -Update pg_dump and psql to use the new COPY libpq API (Christopher) < o -Add a function to support Parse/DescribeStatement capability < * -Add fillfactor to control reserved free space during index creation < * -Add system view to show free space map contents < * -Allow installing to directories containing spaces < < This is possible if proper quoting is added to the makefiles for the < install targets. Because PostgreSQL supports relocatable installs, it < is already possible to install into a directory that doesn't contain < spaces and then copy the install to a directory with spaces. < < * -%Clean up compiler warnings (especially with gcc version 4) < * -Remove BeOS and QNX-specific code < o -Port contrib/xml2
This commit is contained in:
Bruce Momjian
parent
f7ea4eeed6
commit
aa3f396aca
111
doc/TODO
111
doc/TODO
@ -2,7 +2,7 @@
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PostgreSQL TODO List
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====================
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Current maintainer: Bruce Momjian (bruce@momjian.us)
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Last updated: Mon Sep 18 12:23:58 EDT 2006
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Last updated: Tue Sep 19 15:19:50 EDT 2006
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The most recent version of this document can be viewed at
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http://www.postgresql.org/docs/faqs.TODO.html.
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@ -20,13 +20,6 @@ first.
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Administration
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==============
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* -Make postmater and postgres options distinct so the postmaster -o
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option is no longer needed
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* -Allow pooled connections to list all prepared statements
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This would allow an application inheriting a pooled connection to know
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the statements prepared in the current session.
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* Allow major upgrades without dump/reload, perhaps using pg_upgrade
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[pg_upgrade]
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* Check for unreferenced table files created by transactions that were
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@ -62,8 +55,6 @@ Administration
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Another idea is to allow separate configuration files for each module,
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or allow arbitrary SET commands to be passed to them.
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* -Re-enable the GUC full_page_writes in 8.2 when reliability issues have
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been addressed
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* Simplify ability to create partitioned tables
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This would allow creation of partitioned tables without requiring
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@ -87,7 +78,6 @@ Administration
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* Configuration files
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o -Add "include file" functionality in postgresql.conf
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o Allow commenting of variables in postgresql.conf to restore them
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to defaults
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@ -95,11 +85,6 @@ Administration
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previous uncommented value until a server restarted.
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http://archives.postgresql.org/pgsql-hackers/2006-09/msg01481.php
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o -Allow per-database permissions to be set via GRANT
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Allow database connection checks based on GRANT rules in
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addition to the existing access checks in pg_hba.conf.
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o Allow pg_hba.conf to specify host names along with IP addresses
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Host name lookup could occur when the postmaster reads the
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@ -112,7 +97,7 @@ Administration
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o %Allow postgresql.conf file values to be changed via an SQL
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API, perhaps using SET GLOBAL
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o Allow the server to be stopped/restarted via an SQL API
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o -Issue a warning if a change-on-restart-only postgresql.conf value
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o Issue a warning if a change-on-restart-only postgresql.conf value
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is modified and the server config files are reloaded
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o Mark change-on-restart-only values in postgresql.conf
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@ -160,10 +145,6 @@ Administration
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most recent transactions aren't available for recovery in case
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of a disk failure.
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o -Automatically force archiving of partially-filled WAL files when
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pg_stop_backup() is called or the server is stopped
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o -Add reporting of the current WAL file and offset, perhaps as
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part of partial log file archiving
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o %Create dump tool for write-ahead logs for use in determining
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transaction id for point-in-time recovery
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o Allow a warm standby system to also allow read-only statements
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@ -183,8 +164,6 @@ Monitoring
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a database for analysis.
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* %Add ability to monitor the use of temporary sort files
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* -Allow server logs to be remotely read and removed using SQL commands
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* -Allow protocol-level BIND parameter values to be logged
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Data Types
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@ -209,11 +188,6 @@ Data Types
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inaccurate, in one sense.
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* Fix data types where equality comparison isn't intuitive, e.g. box
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* -Zero umasked bits in conversion from INET cast to CIDR
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* -Prevent INET cast to CIDR from dropping netmask, SELECT '1.1.1.1'::inet::cidr
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* -Allow INET + INT8 to increment the host part of the address or
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throw an error on overflow
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* -Add 'tid != tid ' operator for use in corruption recovery
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* Allow user-defined types to specify a type modifier at table creation
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time
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* Allow user-defined types to accept 'typmod' parameters
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@ -251,16 +225,12 @@ Data Types
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o Allow infinite dates and intervals just like infinite timestamps
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o Merge hardwired timezone names with the TZ database; allow either
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kind everywhere a TZ name is currently taken
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o -Allow customization of the known set of TZ names (generalize the
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present australian_timezones hack)
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o Allow TIMESTAMP WITH TIME ZONE to store the original timezone
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information, either zone name or offset from UTC [timezone]
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If the TIMESTAMP value is stored with a time zone name, interval
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computations should adjust based on the time zone rules.
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o -Allow timezone names in SQL strings, '2006-05-24 21:11
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Americas/New_York'::timestamptz
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o Fix SELECT '0.01 years'::interval, '0.01 months'::interval
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o Add a GUC variable to allow output of interval values in ISO8601
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format
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@ -280,8 +250,6 @@ Data Types
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http://archives.postgresql.org/pgsql-hackers/2006-01/msg00250.php
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http://archives.postgresql.org/pgsql-bugs/2006-04/msg00248.php
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o -Add support for day-time syntax, INTERVAL '1 2:03:04' DAY TO
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SECOND
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o Support ISO INTERVAL syntax if units cannot be determined from
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the string, and are supplied after the string
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@ -314,7 +282,6 @@ Data Types
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* Arrays
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o -Allow NULLs in arrays
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o Delay resolution of array expression's data type so assignment
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coercion can be performed on empty array expressions
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o Add support for arrays of domains
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@ -342,20 +309,11 @@ Functions
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=========
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* Allow INET subnet tests using non-constants to be indexed
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* -Add transaction_timestamp(), statement_timestamp(), clock_timestamp()
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functionality
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Current CURRENT_TIMESTAMP returns the start time of the current
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transaction, and gettimeofday() returns the wallclock time. This will
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make time reporting more consistent and will allow reporting of
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the statement start time.
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* %Add pg_get_acldef(), pg_get_typedefault(), pg_get_attrdef(),
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pg_get_tabledef(), pg_get_domaindef(), pg_get_functiondef()
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These would be for application use, not for use by pg_dump.
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* -Allow to_char() to print localized month names
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* Allow to_date() and to_timestamp() accept localized month names
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* Add missing parameter handling in to_char()
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@ -376,9 +334,6 @@ Functions
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o to_char(INTERVAL '43 hours 20 minutes', 'WK:DD:HR:MI') => 0:1:19:20
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o to_char(INTERVAL '3 years 5 months','MM') => 41
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* -Add sleep() function, remove from regress.c
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* -Allow user-defined functions retuning a domain value to enforce domain
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constraints
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* Add SPI_gettypmod() to return the typemod for a TupleDesc
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* Allow inlining of set-returning functions
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@ -448,10 +403,6 @@ SQL Commands
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* Add CORRESPONDING BY to UNION/INTERSECT/EXCEPT
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* Add ROLLUP, CUBE, GROUPING SETS options to GROUP BY
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* %Allow SET CONSTRAINTS to be qualified by schema/table name
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* -Allow TRUNCATE ... CASCADE/RESTRICT
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This is like DELETE CASCADE, but truncates.
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* %Add a separate TRUNCATE permission
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Currently only the owner can TRUNCATE a table because triggers are not
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@ -497,14 +448,6 @@ SQL Commands
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* Add NOVICE output level for helpful messages like automatic sequence/index
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creation
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* -Add COMMENT ON for all cluster global objects (roles, databases
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and tablespaces)
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* -Make row-wise comparisons work per SQL spec
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Right now, '(a, b) < (1, 2)' is processed as 'a < 1 and b < 2', but
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the SQL standard requires it to be processed as a column-by-column
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comparison, so the proper comparison is '(a < 1) OR (a = 1 AND b < 2)'.
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* Add RESET CONNECTION command to reset all session state
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This would include resetting of all variables (RESET ALL), dropping of
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@ -521,7 +464,7 @@ SQL Commands
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* Allow EXPLAIN to identify tables that were skipped because of
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constraint_exclusion
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* Allow EXPLAIN output to be more easily processed by scripts
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* -Enable escape_string_warning and standard_conforming_strings
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* Enable standard_conforming_strings
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* Make standard_conforming_strings the default in 8.3?
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When this is done, backslash-quote should be prohibited in non-E''
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@ -556,14 +499,9 @@ SQL Commands
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expressions like SELECT col1 || col2
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o Use more reliable method for CREATE DATABASE to get a consistent
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copy of db?
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o -Add ON COMMIT capability to CREATE TABLE AS ... SELECT
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* UPDATE
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o -Allow an alias to be provided for the target table in
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UPDATE/DELETE (Neil)
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o -Allow UPDATE tab SET ROW (col, ...) = (val, ...) for updating
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multiple columns
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o Allow UPDATE tab SET ROW (col, ...) = (SELECT...)
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http://archives.postgresql.org/pgsql-hackers/2006-07/msg01306.php
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@ -591,7 +529,6 @@ SQL Commands
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is used
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o %Prevent child tables from altering or dropping constraints
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like CHECK that were inherited from the parent table
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o -Add ALTER TABLE tab INHERIT / NO INHERIT parent
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o Have ALTER INDEX update the name of a constraint using that index
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o Add ALTER TABLE RENAME CONSTRAINT, update index name also
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@ -622,7 +559,6 @@ SQL Commands
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This requires the use of a savepoint before each COPY line is
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processed, with ROLLBACK on COPY failure.
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o -Have COPY return the number of rows loaded/unloaded?
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o Allow COPY on a newly-created table to skip WAL logging
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On crash recovery, the table involved in the COPY would
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@ -631,8 +567,6 @@ SQL Commands
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the table at the same time, which is something that is
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currently allowed.
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o -Allow COPY (SELECT ...) TO 'filename'
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* GRANT/REVOKE
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@ -662,17 +596,10 @@ SQL Commands
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o Prevent DROP TABLE from dropping a row referenced by its own open
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cursor?
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o -Allow pooled connections to list all open WITH HOLD cursors
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Because WITH HOLD cursors exist outside transactions, this allows
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them to be listed so they can be closed.
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* INSERT
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o Allow INSERT/UPDATE of the system-generated oid value for a row
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o -Allow INSERT INTO tab (col1, ..) VALUES (val1, ..), (val2, ..)
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o -Allow INSERT/UPDATE ... RETURNING new.col or old.col
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o In rules, allow VALUES() to contain a mixture of 'old' and 'new'
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references
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@ -763,13 +690,10 @@ SQL Commands
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http://archives.postgresql.org/pgsql-patches/2006-02/msg00288.php
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o -Allow PL/python to return composite types and result sets
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Clients
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=======
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* -Have initdb set the input DateStyle (MDY or DMY) based on locale
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* Have pg_ctl look at PGHOST in case it is a socket directory?
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* Allow pg_ctl to work properly with configuration files located outside
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the PGDATA directory
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@ -797,19 +721,6 @@ Clients
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o Allow psql \pset boolean variables to set to fixed values, rather
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than toggle
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o Consistently display privilege information for all objects in psql
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o -Improve psql's handling of multi-line statements
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Currently, while \e saves a single statement as one entry, interactive
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statements are saved one line at a time. Ideally all statements
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would be saved like \e does.
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o -Allow multi-line column values to align in the proper columns
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If the second output column value is 'a\nb', the 'b' should appear
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in the second display column, rather than the first column as it
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does now.
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o -Display IN, INOUT, and OUT parameters in \df
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o Add auto-expanded mode so expanded output is used if the row
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length is wider than the screen width.
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@ -827,13 +738,10 @@ Clients
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* pg_dump
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o -Allow pg_dump to use multiple -t and -n switches, exclusion
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ability, and regular expression object matching
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o %Add dumping of comments on index columns and composite type columns
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o %Add full object name to the tag field. eg. for operators we need
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'=(integer, integer)', instead of just '='.
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o Add pg_dumpall custom format dumps?
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o -Update pg_dump and psql to use the new COPY libpq API (Christopher)
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o Remove unnecessary function pointer abstractions in pg_dump source
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code
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o Allow selection of individual object(s) of all types, not just
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@ -869,7 +777,6 @@ Clients
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* libpq
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o -Add a function to support Parse/DescribeStatement capability
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o Add PQescapeIdentifierConn()
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o Prevent PQfnumber() from lowercasing unquoted the column name
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@ -1001,7 +908,6 @@ Indexes
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* Allow accurate statistics to be collected on indexes with more than
|
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one column or expression indexes, perhaps using per-index statistics
|
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* -Add fillfactor to control reserved free space during index creation
|
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* Allow the creation of indexes with mixed ascending/descending
|
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specifiers
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@ -1151,7 +1057,6 @@ Vacuum
|
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index entry) might be slow and unreliable, especially for user-defined
|
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index functions.
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* -Add system view to show free space map contents
|
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* Allow FSM to return free space toward the beginning of the heap file,
|
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in hopes that empty pages at the end can be truncated by VACUUM
|
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* Allow FSM page return free space based on table clustering, to assist
|
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@ -1402,19 +1307,10 @@ Source Code
|
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This is probably not possible because 'gmake' and other compiler tools
|
||||
do not fully support quoting of paths with spaces.
|
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|
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* -Allow installing to directories containing spaces
|
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|
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This is possible if proper quoting is added to the makefiles for the
|
||||
install targets. Because PostgreSQL supports relocatable installs, it
|
||||
is already possible to install into a directory that doesn't contain
|
||||
spaces and then copy the install to a directory with spaces.
|
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* Fix sgmltools so PDFs can be generated with bookmarks
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* -%Clean up compiler warnings (especially with gcc version 4)
|
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* Use UTF8 encoding for NLS messages so all server encodings can
|
||||
read them properly
|
||||
* Update Bonjour to work with newer cross-platform SDK
|
||||
* -Remove BeOS and QNX-specific code
|
||||
* Split out libpq pgpass and environment documentation sections to make
|
||||
it easier for non-developers to find
|
||||
* Improve port/qsort() to handle sorts with 50% unique and 50% duplicate
|
||||
@ -1452,7 +1348,6 @@ Source Code
|
||||
option is to wait for the MinGW project to fix it, or use the
|
||||
code from the LibGW32C project as a guide.
|
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|
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o -Port contrib/xml2
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o Check WSACancelBlockingCall() for interrupts [win32intr]
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@ -8,7 +8,7 @@
|
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<body bgcolor="#FFFFFF" text="#000000" link="#FF0000" vlink="#A00000" alink="#0000FF">
|
||||
<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: Mon Sep 18 12:23:58 EDT 2006
|
||||
Last updated: Tue Sep 19 15:19:50 EDT 2006
|
||||
</p>
|
||||
<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>.
|
||||
@ -25,13 +25,7 @@ first.
|
||||
<h1><a name="section_2">Administration</a></h1>
|
||||
|
||||
<ul>
|
||||
<li>-<em>Make postmater and postgres options distinct so the postmaster -o</em>
|
||||
option is no longer needed
|
||||
</li><li>-<em>Allow pooled connections to list all prepared statements</em>
|
||||
<p> This would allow an application inheriting a pooled connection to know
|
||||
the statements prepared in the current session.
|
||||
</p>
|
||||
</li><li>Allow major upgrades without dump/reload, perhaps using pg_upgrade
|
||||
<li>Allow major upgrades without dump/reload, perhaps using pg_upgrade
|
||||
[<a href="http://momjian.postgresql.org/cgi-bin/pgtodo?pg_upgrade">pg_upgrade</a>]
|
||||
</li><li>Check for unreferenced table files created by transactions that were
|
||||
in-progress when the server terminated abruptly
|
||||
@ -62,8 +56,6 @@ first.
|
||||
Another idea is to allow separate configuration files for each module,
|
||||
or allow arbitrary SET commands to be passed to them.
|
||||
</p>
|
||||
</li><li>-<em>Re-enable the GUC full_page_writes in 8.2 when reliability issues have</em>
|
||||
been addressed
|
||||
</li><li>Simplify ability to create partitioned tables
|
||||
<p> This would allow creation of partitioned tables without requiring
|
||||
creation of rules for INSERT/UPDATE/DELETE, and constraints for
|
||||
@ -82,16 +74,11 @@ first.
|
||||
</li></ul>
|
||||
</li><li>Configuration files
|
||||
<ul>
|
||||
<li>-<em>Add "include file" functionality in postgresql.conf</em>
|
||||
</li><li>Allow commenting of variables in postgresql.conf to restore them
|
||||
<li>Allow commenting of variables in postgresql.conf to restore them
|
||||
to defaults
|
||||
<p> Currently, if a variable is commented out, it keeps the
|
||||
previous uncommented value until a server restarted.
|
||||
<a href="http://archives.postgresql.org/pgsql-hackers/2006-09/msg01481.php">http://archives.postgresql.org/pgsql-hackers/2006-09/msg01481.php</a>
|
||||
</p>
|
||||
</li><li>-<em>Allow per-database permissions to be set via GRANT</em>
|
||||
<p> Allow database connection checks based on GRANT rules in
|
||||
addition to the existing access checks in pg_hba.conf.
|
||||
</p>
|
||||
</li><li>Allow pg_hba.conf to specify host names along with IP addresses
|
||||
<p> Host name lookup could occur when the postmaster reads the
|
||||
@ -104,7 +91,7 @@ first.
|
||||
</li><li>%Allow postgresql.conf file values to be changed via an SQL
|
||||
API, perhaps using SET GLOBAL
|
||||
</li><li>Allow the server to be stopped/restarted via an SQL API
|
||||
</li><li>-<em>Issue a warning if a change-on-restart-only postgresql.conf value</em>
|
||||
</li><li>Issue a warning if a change-on-restart-only postgresql.conf value
|
||||
is modified and the server config files are reloaded
|
||||
</li><li>Mark change-on-restart-only values in postgresql.conf
|
||||
</li></ul>
|
||||
@ -145,10 +132,6 @@ first.
|
||||
most recent transactions aren't available for recovery in case
|
||||
of a disk failure.
|
||||
</p>
|
||||
</li><li>-Automatically force archiving of partially-filled WAL files when
|
||||
pg_stop_backup() is called or the server is stopped
|
||||
</li><li>-Add reporting of the current WAL file and offset, perhaps as
|
||||
part of partial log file archiving
|
||||
</li><li>%Create dump tool for write-ahead logs for use in determining
|
||||
transaction id for point-in-time recovery
|
||||
</li><li>Allow a warm standby system to also allow read-only statements
|
||||
@ -166,8 +149,6 @@ first.
|
||||
a database for analysis.
|
||||
</p>
|
||||
</li><li>%Add ability to monitor the use of temporary sort files
|
||||
</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</em>
|
||||
</li></ul>
|
||||
<h1><a name="section_4">Data Types</a></h1>
|
||||
|
||||
@ -191,11 +172,6 @@ first.
|
||||
</p>
|
||||
<ul>
|
||||
<li>Fix data types where equality comparison isn't intuitive, e.g. box
|
||||
</li><li>-<em>Zero umasked bits in conversion from INET cast to CIDR</em>
|
||||
</li><li>-<em>Prevent INET cast to CIDR from dropping netmask, SELECT '<a href="telnet://1.1.1.1">1.1.1.1</a>'::inet::cidr</em>
|
||||
</li><li>-<em>Allow INET + INT8 to increment the host part of the address or</em>
|
||||
throw an error on overflow
|
||||
</li><li>-<em>Add 'tid != tid ' operator for use in corruption recovery</em>
|
||||
</li><li>Allow user-defined types to specify a type modifier at table creation
|
||||
time
|
||||
</li><li>Allow user-defined types to accept 'typmod' parameters
|
||||
@ -226,15 +202,11 @@ first.
|
||||
<li>Allow infinite dates and intervals just like infinite timestamps
|
||||
</li><li>Merge hardwired timezone names with the TZ database; allow either
|
||||
kind everywhere a TZ name is currently taken
|
||||
</li><li>-<em>Allow customization of the known set of TZ names (generalize the</em>
|
||||
present australian_timezones hack)
|
||||
</li><li>Allow TIMESTAMP WITH TIME ZONE to store the original timezone
|
||||
information, either zone name or offset from UTC [<a href="http://momjian.postgresql.org/cgi-bin/pgtodo?timezone">timezone</a>]
|
||||
<p> If the TIMESTAMP value is stored with a time zone name, interval
|
||||
computations should adjust based on the time zone rules.
|
||||
</p>
|
||||
</li><li>-<em>Allow timezone names in SQL strings, '2006-05-24 21:11</em>
|
||||
Americas/New_York'::timestamptz
|
||||
</li><li>Fix SELECT '0.01 years'::interval, '0.01 months'::interval
|
||||
</li><li>Add a GUC variable to allow output of interval values in ISO8601
|
||||
format
|
||||
@ -255,9 +227,7 @@ first.
|
||||
<a href="http://archives.postgresql.org/pgsql-bugs/2006-04/msg00248.php">http://archives.postgresql.org/pgsql-bugs/2006-04/msg00248.php</a>
|
||||
</p>
|
||||
<ul>
|
||||
<li>-<em>Add support for day-time syntax, INTERVAL '1 2:03:04' DAY TO </em>
|
||||
SECOND
|
||||
</li><li>Support ISO INTERVAL syntax if units cannot be determined from
|
||||
<li>Support ISO INTERVAL syntax if units cannot be determined from
|
||||
the string, and are supplied after the string
|
||||
<p> The SQL standard states that the units after the string
|
||||
specify the units of the string, e.g. INTERVAL '2' MINUTE
|
||||
@ -287,8 +257,7 @@ first.
|
||||
<ul>
|
||||
<li>Arrays
|
||||
<ul>
|
||||
<li>-<em>Allow NULLs in arrays</em>
|
||||
</li><li>Delay resolution of array expression's data type so assignment
|
||||
<li>Delay resolution of array expression's data type so assignment
|
||||
coercion can be performed on empty array expressions
|
||||
</li><li>Add support for arrays of domains
|
||||
</li><li>Add support for arrays of complex types
|
||||
@ -313,18 +282,10 @@ first.
|
||||
|
||||
<ul>
|
||||
<li>Allow INET subnet tests using non-constants to be indexed
|
||||
</li><li>-<em>Add transaction_timestamp(), statement_timestamp(), clock_timestamp()</em>
|
||||
functionality
|
||||
<p> Current CURRENT_TIMESTAMP returns the start time of the current
|
||||
transaction, and gettimeofday() returns the wallclock time. This will
|
||||
make time reporting more consistent and will allow reporting of
|
||||
the statement start time.
|
||||
</p>
|
||||
</li><li>%Add pg_get_acldef(), pg_get_typedefault(), pg_get_attrdef(),
|
||||
pg_get_tabledef(), pg_get_domaindef(), pg_get_functiondef()
|
||||
<p> These would be for application use, not for use by pg_dump.
|
||||
</p>
|
||||
</li><li>-<em>Allow to_char() to print localized month names</em>
|
||||
</li><li>Allow to_date() and to_timestamp() accept localized month names
|
||||
</li><li>Add missing parameter handling in to_char()
|
||||
</li></ul>
|
||||
@ -346,9 +307,6 @@ first.
|
||||
</li><li>to_char(INTERVAL '43 hours 20 minutes', 'WK:DD:HR:MI') => 0:1:19:20
|
||||
</li><li>to_char(INTERVAL '3 years 5 months','MM') => 41
|
||||
</li></ul>
|
||||
</li><li>-<em>Add sleep() function, remove from regress.c</em>
|
||||
</li><li>-<em>Allow user-defined functions retuning a domain value to enforce domain</em>
|
||||
constraints
|
||||
</li><li>Add SPI_gettypmod() to return the typemod for a TupleDesc
|
||||
</li><li>Allow inlining of set-returning functions
|
||||
</li></ul>
|
||||
@ -410,9 +368,6 @@ first.
|
||||
<li>Add CORRESPONDING BY to UNION/INTERSECT/EXCEPT
|
||||
</li><li>Add ROLLUP, CUBE, GROUPING SETS options to GROUP BY
|
||||
</li><li>%Allow SET CONSTRAINTS to be qualified by schema/table name
|
||||
</li><li>-<em>Allow TRUNCATE ... CASCADE/RESTRICT</em>
|
||||
<p> This is like DELETE CASCADE, but truncates.
|
||||
</p>
|
||||
</li><li>%Add a separate TRUNCATE permission
|
||||
<p> Currently only the owner can TRUNCATE a table because triggers are not
|
||||
called, and the table is locked in exclusive mode.
|
||||
@ -452,13 +407,6 @@ first.
|
||||
</p>
|
||||
</li><li>Add NOVICE output level for helpful messages like automatic sequence/index
|
||||
creation
|
||||
</li><li>-<em>Add COMMENT ON for all cluster global objects (roles, databases</em>
|
||||
and tablespaces)
|
||||
</li><li>-<em>Make row-wise comparisons work per SQL spec</em>
|
||||
<p> Right now, '(a, b) < (1, 2)' is processed as 'a < 1 and b < 2', but
|
||||
the SQL standard requires it to be processed as a column-by-column
|
||||
comparison, so the proper comparison is '(a < 1) OR (a = 1 AND b < 2)'.
|
||||
</p>
|
||||
</li><li>Add RESET CONNECTION command to reset all session state
|
||||
<p> This would include resetting of all variables (RESET ALL), dropping of
|
||||
temporary tables, removing any NOTIFYs, cursors, open transactions,
|
||||
@ -474,7 +422,7 @@ first.
|
||||
</li><li>Allow EXPLAIN to identify tables that were skipped because of
|
||||
constraint_exclusion
|
||||
</li><li>Allow EXPLAIN output to be more easily processed by scripts
|
||||
</li><li>-<em>Enable escape_string<u>warning and standard</u>conforming_strings</em>
|
||||
</li><li>Enable standard_conforming_strings
|
||||
</li><li>Make standard_conforming_strings the default in 8.3?
|
||||
<p> When this is done, backslash-quote should be prohibited in non-E''
|
||||
strings because of possible confusion over how such strings treat
|
||||
@ -505,15 +453,10 @@ first.
|
||||
expressions like SELECT col1 || col2
|
||||
</li><li>Use more reliable method for CREATE DATABASE to get a consistent
|
||||
copy of db?
|
||||
</li><li>-<em>Add ON COMMIT capability to CREATE TABLE AS ... SELECT</em>
|
||||
</li></ul>
|
||||
</li><li>UPDATE
|
||||
<ul>
|
||||
<li>-<em>Allow an alias to be provided for the target table in</em>
|
||||
UPDATE/DELETE (Neil)
|
||||
</li><li>-<em>Allow UPDATE tab SET ROW (col, ...) = (val, ...) for updating</em>
|
||||
multiple columns
|
||||
</li><li>Allow UPDATE tab SET ROW (col, ...) = (SELECT...)
|
||||
<li>Allow UPDATE tab SET ROW (col, ...) = (SELECT...)
|
||||
<p> <a href="http://archives.postgresql.org/pgsql-hackers/2006-07/msg01306.php">http://archives.postgresql.org/pgsql-hackers/2006-07/msg01306.php</a>
|
||||
</p>
|
||||
</li></ul>
|
||||
@ -537,7 +480,6 @@ first.
|
||||
is used
|
||||
</li><li>%Prevent child tables from altering or dropping constraints
|
||||
like CHECK that were inherited from the parent table
|
||||
</li><li>-<em>Add ALTER TABLE tab INHERIT / NO INHERIT parent</em>
|
||||
</li><li>Have ALTER INDEX update the name of a constraint using that index
|
||||
</li><li>Add ALTER TABLE RENAME CONSTRAINT, update index name also
|
||||
</li></ul>
|
||||
@ -564,7 +506,6 @@ first.
|
||||
<p> This requires the use of a savepoint before each COPY line is
|
||||
processed, with ROLLBACK on COPY failure.
|
||||
</p>
|
||||
</li><li>-<em>Have COPY return the number of rows loaded/unloaded?</em>
|
||||
</li><li>Allow COPY on a newly-created table to skip WAL logging
|
||||
<p> On crash recovery, the table involved in the COPY would
|
||||
be removed or have its heap and index files truncated. One
|
||||
@ -572,7 +513,6 @@ first.
|
||||
the table at the same time, which is something that is
|
||||
currently allowed.
|
||||
</p>
|
||||
</li><li>-<em>Allow COPY (SELECT ...) TO 'filename'</em>
|
||||
</li></ul>
|
||||
</li><li>GRANT/REVOKE
|
||||
<ul>
|
||||
@ -597,16 +537,10 @@ first.
|
||||
</p>
|
||||
</li><li>Prevent DROP TABLE from dropping a row referenced by its own open
|
||||
cursor?
|
||||
</li><li>-<em>Allow pooled connections to list all open WITH HOLD cursors</em>
|
||||
<p> Because WITH HOLD cursors exist outside transactions, this allows
|
||||
them to be listed so they can be closed.
|
||||
</p>
|
||||
</li></ul>
|
||||
</li><li>INSERT
|
||||
<ul>
|
||||
<li>Allow INSERT/UPDATE of the system-generated oid value for a row
|
||||
</li><li>-<em>Allow INSERT INTO tab (col1, ..) VALUES (val1, ..), (val2, ..)</em>
|
||||
</li><li>-<em>Allow INSERT/UPDATE ... RETURNING new.col or old.col</em>
|
||||
</li><li>In rules, allow VALUES() to contain a mixture of 'old' and 'new'
|
||||
references
|
||||
</li></ul>
|
||||
@ -689,15 +623,13 @@ first.
|
||||
</li><li>Add PL/Python tracebacks
|
||||
<p> <a href="http://archives.postgresql.org/pgsql-patches/2006-02/msg00288.php">http://archives.postgresql.org/pgsql-patches/2006-02/msg00288.php</a>
|
||||
</p>
|
||||
</li><li>-<em>Allow PL/python to return composite types and result sets</em>
|
||||
</li></ul>
|
||||
</li></ul>
|
||||
</li></ul>
|
||||
<h1><a name="section_9">Clients</a></h1>
|
||||
|
||||
<ul>
|
||||
<li>-<em>Have initdb set the input DateStyle (MDY or DMY) based on locale</em>
|
||||
</li><li>Have pg_ctl look at PGHOST in case it is a socket directory?
|
||||
<li>Have pg_ctl look at PGHOST in case it is a socket directory?
|
||||
</li><li>Allow pg_ctl to work properly with configuration files located outside
|
||||
the PGDATA directory
|
||||
<p> pg_ctl can not read the pid file because it isn't located in the
|
||||
@ -720,17 +652,6 @@ first.
|
||||
</li><li>Allow psql \pset boolean variables to set to fixed values, rather
|
||||
than toggle
|
||||
</li><li>Consistently display privilege information for all objects in psql
|
||||
</li><li>-<em>Improve psql's handling of multi-line statements</em>
|
||||
<p> Currently, while \e saves a single statement as one entry, interactive
|
||||
statements are saved one line at a time. Ideally all statements
|
||||
would be saved like \e does.
|
||||
</p>
|
||||
</li><li>-<em>Allow multi-line column values to align in the proper columns</em>
|
||||
<p> If the second output column value is 'a\nb', the 'b' should appear
|
||||
in the second display column, rather than the first column as it
|
||||
does now.
|
||||
</p>
|
||||
</li><li>-<em>Display IN, INOUT, and OUT parameters in \df</em>
|
||||
</li><li>Add auto-expanded mode so expanded output is used if the row
|
||||
length is wider than the screen width.
|
||||
<p> Consider using auto-expanded mode for backslash commands like \df+.
|
||||
@ -746,13 +667,10 @@ first.
|
||||
</li></ul>
|
||||
</li><li>pg_dump
|
||||
<ul>
|
||||
<li>-<em>Allow pg_dump to use multiple -t and -n switches, exclusion</em>
|
||||
ability, and regular expression object matching
|
||||
</li><li>%Add dumping of comments on index columns and composite type columns
|
||||
<li>%Add dumping of comments on index columns and composite type columns
|
||||
</li><li>%Add full object name to the tag field. eg. for operators we need
|
||||
'=(integer, integer)', instead of just '='.
|
||||
</li><li>Add pg_dumpall custom format dumps?
|
||||
</li><li>-<em>Update pg_dump and psql to use the new COPY libpq API (Christopher)</em>
|
||||
</li><li>Remove unnecessary function pointer abstractions in pg_dump source
|
||||
code
|
||||
</li><li>Allow selection of individual object(s) of all types, not just
|
||||
@ -785,8 +703,7 @@ first.
|
||||
</li></ul>
|
||||
</li><li>libpq
|
||||
<ul>
|
||||
<li>-<em>Add a function to support Parse/DescribeStatement capability</em>
|
||||
</li><li>Add PQescapeIdentifierConn()
|
||||
<li>Add PQescapeIdentifierConn()
|
||||
</li><li>Prevent PQfnumber() from lowercasing unquoted the column name
|
||||
<p> PQfnumber() should never have been doing lowercasing, but
|
||||
historically it has so we need a way to prevent it
|
||||
@ -903,7 +820,6 @@ first.
|
||||
</p>
|
||||
</li><li>Allow accurate statistics to be collected on indexes with more than
|
||||
one column or expression indexes, perhaps using per-index statistics
|
||||
</li><li>-<em>Add fillfactor to control reserved free space during index creation</em>
|
||||
</li><li>Allow the creation of indexes with mixed ascending/descending
|
||||
specifiers
|
||||
<p> This is possible now by creating an operator class with reversed sort
|
||||
@ -1035,7 +951,6 @@ first.
|
||||
index entry) might be slow and unreliable, especially for user-defined
|
||||
index functions.
|
||||
</p>
|
||||
</li><li>-<em>Add system view to show free space map contents</em>
|
||||
</li><li>Allow FSM to return free space toward the beginning of the heap file,
|
||||
in hopes that empty pages at the end can be truncated by VACUUM
|
||||
</li><li>Allow FSM page return free space based on table clustering, to assist
|
||||
@ -1263,19 +1178,11 @@ first.
|
||||
</li><li>Allow building in directories containing spaces
|
||||
<p> This is probably not possible because 'gmake' and other compiler tools
|
||||
do not fully support quoting of paths with spaces.
|
||||
</p>
|
||||
</li><li>-<em>Allow installing to directories containing spaces</em>
|
||||
<p> This is possible if proper quoting is added to the makefiles for the
|
||||
install targets. Because PostgreSQL supports relocatable installs, it
|
||||
is already possible to install into a directory that doesn't contain
|
||||
spaces and then copy the install to a directory with spaces.
|
||||
</p>
|
||||
</li><li>Fix sgmltools so PDFs can be generated with bookmarks
|
||||
</li><li>-*%Clean up compiler warnings (especially with gcc version 4)*
|
||||
</li><li>Use UTF8 encoding for NLS messages so all server encodings can
|
||||
read them properly
|
||||
</li><li>Update Bonjour to work with newer cross-platform SDK
|
||||
</li><li>-<em>Remove BeOS and QNX-specific code</em>
|
||||
</li><li>Split out libpq pgpass and environment documentation sections to make
|
||||
it easier for non-developers to find
|
||||
</li><li>Improve port/qsort() to handle sorts with 50% unique and 50% duplicate
|
||||
@ -1308,7 +1215,6 @@ first.
|
||||
option is to wait for the MinGW project to fix it, or use the
|
||||
code from the LibGW32C project as a guide.
|
||||
</p>
|
||||
</li><li>-<em>Port contrib/xml2</em>
|
||||
</li><li>Check WSACancelBlockingCall() for interrupts [<a href="http://momjian.postgresql.org/cgi-bin/pgtodo?win32intr">win32intr</a>]
|
||||
</li></ul>
|
||||
</li><li>Wire Protocol Changes
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user