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Update docs for release.

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Bruce Momjian
1997-06-07 18:43:50 +00:00
parent 858f35510e
commit 3548a4106c
2 changed files with 5 additions and 27 deletions
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@ -1,4 +1,4 @@
PostgreSQL 6.1 Tue Jun 3 16:32:44 EDT 1997 PostgreSQL 6.1 Sun Jun 8 14:41:13 EDT 1997
------------------------------------------------------------- -------------------------------------------------------------
A dump/restore is required for those wishing to migrate data from A dump/restore is required for those wishing to migrate data from

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doc/TODO
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@ -8,8 +8,6 @@ current maintainer: Bruce Momjian (maillist@candle.pha.pa.us)
The most recent version of this document can be viewed at The most recent version of this document can be viewed at
the postgreSQL WWW site, http://www.postgreSQL.org. the postgreSQL WWW site, http://www.postgreSQL.org.
Dashed items(-) are being worked on for the 6.1 release.
THE CHANGES FOR 6.1 APPEAR AT THE END OF THIS DOCUMENT THE CHANGES FOR 6.1 APPEAR AT THE END OF THIS DOCUMENT
Developers who have claimed items are: Developers who have claimed items are:
@ -44,7 +42,6 @@ Fix all NULL features
allow psql to print nulls meaningfully allow psql to print nulls meaningfully
Fix compile and security of Kerberos/GSSAPI code (Daniel Kalchev?) Fix compile and security of Kerberos/GSSAPI code (Daniel Kalchev?)
Dropping a table twice causes corruption, drop/create not rollback-able 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 SELECT on two tables where zero or one table in WHERE and target
clause returns no rows clause returns no rows
COUNT on VIEW always returns zero (maybe because there is no oid for views?) COUNT on VIEW always returns zero (maybe because there is no oid for views?)
@ -53,9 +50,9 @@ SELECT a[1] FROM test fails, it needs test.a[1]
INSERT INTO ... SELECT DISTINCT ... generates error on DISTINCT INSERT INTO ... SELECT DISTINCT ... generates error on DISTINCT
pg_database.datdba is oid, should be int4 pg_database.datdba is oid, should be int4
can lo_export()/lo_import() read/write anywhere, causing a security problem? 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' Fix UPDATE key_table SET keyval=max(reftab.NUM)+1 WHERE tblname='reftab'
SELECT COUNT(*) FROM TAB1, TAB2 fails SELECT COUNT(*) FROM TAB1, TAB2 fails
Tables that start with xinv confused to be large objects
ENHANCEMENTS ENHANCEMENTS
------------ ------------
@ -82,7 +79,6 @@ Fix the rules system(Jan?,Soo-Ho)
making INSTEAD rules work making INSTEAD rules work
add CONSTRAINT add CONSTRAINT
Full set of text operations and functions Full set of text operations and functions
- upper/lower()
word searches, concat,max() on text, char word searches, concat,max() on text, char
Replace table-level locking with row or page-level locking(Vadim) Replace table-level locking with row or page-level locking(Vadim)
Large objects Large objects
@ -91,10 +87,6 @@ Large objects
Fix large object mapping scheme Fix large object mapping scheme
not to stuff everything as files in a single directory not to stuff everything as files in a single directory
Better interface for adding to pg_group Better interface for adding to pg_group
-Make multi-field indexes easier to create(Vadim)
allow optimizer to effectively use parameters without accessing table
-Add int8 type(Thomas)
-Add MONEY/DECIMAL type(Thomas)
Make MONEY/DECIMAL have a defined precision Make MONEY/DECIMAL have a defined precision
Add support for tables >2G, or test current version Add support for tables >2G, or test current version
Incorporate the PERL PG95 interface library into source tree(Edmund) Incorporate the PERL PG95 interface library into source tree(Edmund)
@ -109,44 +101,32 @@ remove time-travel feature(Vadim)
reduce system column overhead(Vadmin) reduce system column overhead(Vadmin)
remove pg_time table(Vadim) remove pg_time table(Vadim)
allow row re-use without vacuum, maybe?(Vadim) allow row re-use without vacuum, maybe?(Vadim)
-split apart row removal function from statistics function(Vadim)
can't vacuum large objects can't vacuum large objects
can't reduce index file size with vacuum can't reduce index file size with vacuum
Remove restriction that ORDER BY field must be in SELECT list(?) Remove restriction that ORDER BY field must be in SELECT list(?)
Allow queries about owner of datbases, tables like: Allow queries about owner of datbases, tables like:
SELECT u.usesysid FROM postgres.pg_user u; 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.: Add word index for text fields, maybe with trigrams, i.e.:
' (cat | dog) & ! fox ' meaning text has cat or dog, but not fox ' (cat | dog) & ! fox ' meaning text has cat or dog, but not fox
-Add common-sense constant type promotions(Bruce)
Allow readline-type or editor command editing of multi-line SQL commands 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(Bruce)
Populate backend status area and write program to dump status data Populate backend status area and write program to dump status data
Add ALTER TABLE DROP COLUMN feature Add ALTER TABLE DROP COLUMN feature
Remove stale files upon startup(Vivek) Remove stale files upon startup(Vivek)
Add command to show privileges Add command to show privileges
Allow INSERT INTO ... SELECT to convert column types Allow INSERT INTO ... SELECT to convert column types
Add syslog functionality Add syslog functionality
-Allow aggregate for all types, like count(Darren)
Improve optimizer plan choice(Darren) Improve optimizer plan choice(Darren)
Add STDDEV/VARIANCE() function for standard deviation computation/variance Add STDDEV/VARIANCE() function for standard deviation computation/variance
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 pg_type attribute to identify types that need length (bpchar, varchar)
add UNIQUE capability to non-btree indexes add UNIQUE capability to non-btree indexes
-allow GROUP BY on columns that on functions(Vadim) make pg_dumpall preserve table ownership, not just database ownership
-add non-ascii collating strings with strcoll() and setlocale (Oleg) make large objects have their own reltype
-new DATE routines (Thomas)
-index NULL fields(Vadim)
-Add SERIAL column type(Vadim)
-Add multi-column indexes(Vadim)
-Add SET VAR TO command
PERFORMANCE PERFORMANCE
----------- -----------
Optimizing disjunctive queries Optimizing disjunctive queries
-Add Genetic Query Optimzation for many tables (Martin) Fix bushy-plans (Martin)
-Fix bushy-plans (Martin)
Other optimizer bugs Other optimizer bugs
Is fsync use optimized? Is fsync use optimized?
Multi-representational types, a la Illustra. For example, have a Multi-representational types, a la Illustra. For example, have a
@ -154,13 +134,11 @@ Multi-representational types, a la Illustra. For example, have a
objects, when greater than 8K. objects, when greater than 8K.
Use indexes in ORDER BY Use indexes in ORDER BY
Profile engine in INSERT's and other operations Profile engine in INSERT's and other operations
-Speed up hash creation by using btree's fast sort/insert routines(done)
Cache most recent query plan(s?) Cache most recent query plan(s?)
Allow compression of log and meta data Allow compression of log and meta data
Allow LIKE/wildcard matches to use indexes if the wildcard character is not first Allow LIKE/wildcard matches to use indexes if the wildcard character is not first
Add FILLFACTOR to index creation Add FILLFACTOR to index creation
Allow indexes to be used with OR clauses(Vadim) 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 Change pg_attribute.attnvals name to attdispursion and change type float4
update pg_statistic table to remove operator column update pg_statistic table to remove operator column