From a454ed584db2126d1c8816ff0ca58d17d34829ff Mon Sep 17 00:00:00 2001
From: Bruce Momjian <bruce@momjian.us>
Date: Sun, 2 Mar 1997 02:40:01 +0000
Subject: [PATCH] New TODO.
---
doc/TODO | 50 ++++++++++++++++++++++++++------------------------
1 file changed, 26 insertions(+), 24 deletions(-)
diff --git a/doc/TODO b/doc/TODO
index 132e59f613a..6aaa84d49b6 100644
--- a/doc/TODO
+++ b/doc/TODO
@@ -1,7 +1,7 @@
====================================================
TODO list (FAQ) for PostgreSQL
====================================================
-last updated: Wed Jan 29 00:16:44 EST 1997
+last updated: Sat Mar 1 21:28:10 EST 1997
current maintainer: Bruce Momjian (maillist@candle.pha.pa.us)
@@ -16,6 +16,7 @@ Developers who have claimed items are:
Bruce is Bruce Momjian<maillist@candle.pha.pa.us>
Bryan is Bryan Henderson<bryanh@giraffe.netgate.net>
Dan is Dan McGuirk <mcguirk@indirect.com>
+ Daniel is Daniel Kalchev <daniel@digsys.bg>
Darren is Darren King <darrenk@insightdist.com>
Edmund is Edmund Mergl <E.Mergl@bawue.de>
Erich Stamberger <eberger@gewi.kfunigraz.ac.at>
@@ -33,17 +34,20 @@ remove -S (stable memory) option or fix memory manager
Fix CLUSTER
Fix all NULL features
allow psql to print nulls meaningfully
-Fix compile and security of Kerberos V code
+Fix compile and security of Kerberos/GSSAPI code (Daniel Kalchev?)
Dropping a table twice causes corruption, drop/create not rollback-able
-SUM aggregate on no rows or null value should return NULL, not zero(Thomas)
SELECT on two tables where zero or one table in WHERE and target
- clause returns no rows
-fix system to use oid index using constant without cast to oid
+ clause returns no rows
COUNT on VIEW always returns zero (maybe because there is no oid for views?)
CREATE VIEW requires super-user priviledge
SELECT a[1] FROM test fails, it needs test.a[1]
INSERT INTO ... SELECT DISTINCT ... generates error on DISTINCT
pg_database.datdba is oid, should be int4
+fix array diffs in regression test
+can lo_export()/lo_import() read/write anywhere, causing a security problem?
+SELECT ... INTO TABLE ... with varchar()/char() types have zero-length fields
+Fix UPDATE key_table SET keyval=max(reftab.NUM)+1 WHERE tblname='reftab'
ENHANCEMENTS
------------
@@ -63,7 +67,7 @@ Add full ANSI SQL capabilities
add domains
add sql3 recursive unions
add the concept of dataspaces
- allow conversion type casts on select target fields
+ allow conversion type casts on SELECT target fields
Allow compression of large fields or a compressed field type
Fix the rules system(Jan?)
robust
@@ -92,22 +96,21 @@ Add other language types for built-in functions
expand to allow tcl, perl, java,
generalize the function manager switch to pass
function sources to interpreter engines.
- remove time-travel feature(Vadim)
- reduce system column overhead(Vadmin)
- remove pg_time table(Vadim)
- allow row re-use without vacuum, maybe?(Vadim)
- split apart row removal function from statistics function
- can't vacuum large objects
+remove time-travel feature(Vadim)
+reduce system column overhead(Vadmin)
+remove pg_time table(Vadim)
+allow row re-use without vacuum, maybe?(Vadim)
+split apart row removal function from statistics function
+can't vacuum large objects
Remove restriction that ORDER BY field must be in SELECT list(?)
Allow queries about owner of datbases, tables like:
SELECT u.usesysid FROM postgres.pg_user u;
DROP AGGREGATE should take in basetype as an arg(Darren)
Add word index for text fields, maybe with trigrams, i.e.:
' (cat | dog) & ! fox ' meaning text has cat or dog, but not fox
-Add common-sense constant type promotions
+-Add common-sense constant type promotions(Bruce)
Allow readline-type or editor command editing of multi-line SQL commands
-Allow pg_dump to dump all databases at a site in one command
-Allow function result to be used in GROUP BY
+-Allow pg_dump to dump all databases at a site in one command(Bruce)
Populate backend status area and write program to dump status data
Add ALTER TABLE DROP COLUMN feature
Remove stale files upon startup(Vivek)
@@ -118,11 +121,13 @@ Allow aggregate for All types, like count(Darren)
Improve optimizer plan choice(Darren)
Add STDDEV/VARIANCE() function for standard deviation computation/variance
Add upper/lower functions
--Add table/column/function discription table indexed by oid
+Add table/column/function discription table indexed by oid
-make all identifiers case-insensitive(Bruce)
add pg_type attribute to identify types that need length (bpchar, varchar)
add UNIQUE capability to non-btree indexes
-improve auto-type casting
+allow GROUP BY on columns that are functions
+add non-ascii collating strings with strcoll() and setlocale()
+new DATE routines (Thomas)
PERFORMANCE
-----------
@@ -136,12 +141,12 @@ Multi-representational types, a la Illustra. For example, have a
objects, when greater than 8K.
Use indexes in ORDER BY
Profile engine in INSERT's and other operations
-Speed up hash creation by using btree's fast sort/insert routines
+-Speed up hash creation by using btree's fast sort/insert routines(done)
Cache most recent query plan(s?)
Allow compression of log and meta data
Allow LIKE/wildcard matches to use indexes if the wildcard character is not first
Add FILLFACTOR to index creation
-Allow indexes to be used with OR clauses
+Allow indexes to be used with OR clauses(Vadim)
-Add column optimization statistics to vacuum(Bruce)
-Change pg_attribute.attnvals name to attdispursion and change type float4
update pg_statistic table to remove operator column
@@ -151,15 +156,10 @@ DOCUMENTATION
Update usermanual source
remove time-travel in documentation(Bruce)
added features used in grammer but not in docs, like :: and CAST
-add DECLARE manual pages
+add DECLARE manual page
PORTABILITY
-----------
-Windows NT port
- Mariposa project at Berkeley has a person who's working on this
-Win95 port, use GNU port or remove it?
-Merge i386_solaris and sparc_solaris into solaris
-Switch from PORTNAME to individual feature defines (use configure/autoconf?)
Change c.h "Index" and "bool" so they do not conflict with c++
@@ -214,6 +214,8 @@ Allow libpq to distinguish between text value '' and null(Bruce)
Allow non-postgres users with createdb privs to destroydb's
Allow restriction on who can create C functions(Bryan)
Allow restriction on who can do backend COPY(Bryan)
+Allow system to use oid index using constant without cast to oid(Bruce)
+Auto-cast numeric constants to type of non-constant(Bruce)
Can shrink tables, pg_time and pg_log(Vadim & Erich)
Change debug level 2 to print queries only, changed debug heading layout(Bruce)
Change default decimal constant representation from float4 to float8(Bruce)
--
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