+PostgreSQL 6.1.1 Mon Jul 22 18:04:49 EDT 1997
+-------------------------------------------------------------
+
+This release does NOT require a dump/restore for those running 6.1.
+
+Changes in this release
+-----------------------
+fix for SET with options (Thomas)
+allow pg_dump/pg_dumpall to preserve ownership of all tables/objects(Bruce)
+new psql \connect option allows changing usernames without chaning databases
+fix for initdb --debug option(Yoshihiko Ichikawa))
+lextest cleanup(Bruce)
+hash fixes(Vadim)
+fix date/time month boundary arithmetic(Thomas)
+fix timezone daylight handling for some ports(Thomas, Bruce, Tatsuo)
+timestamp overhauled to use standard functions(Thomas)
+other code cleanup in date/time routines(Thomas)
+psql's \d now case-insensitive(Bruce)
+psql's backslash commands can now have trailing semicolon(Bruce)
+fix memory leak in psql when using \g(Bruce)
+major fix for endian handling of communication to server(Thomas, Tatsuo)
+Fix for Solaris assembler and include files(Yoshihiko Ichikawa)
+allow underscores in usernames(Bruce)
+pg_dumpall now returns proper status, portability fix(Bruce)
+
+
+PostgreSQL 6.1 Sun Jun 8 14:41:13 EDT 1997
+-------------------------------------------------------------
+
+A dump/restore is required for those wishing to migrate data from
+previous releases of PostgreSQL.
+
+Bug Fixes
+---------
+packet length checking in library routines
+lock manager priority patch
+check for under/over flow of float8(Bruce)
+multi-table join fix(Vadim)
+SIGPIPE crash fix(Darren)
+large object fixes(Sven)
+allow btree indexes to handle NULLs(Vadim)
+timezone fixes(D'Arcy)
+select SUM(x) can return NULL on no rows(Thomas)
+internal optimizer, executor bug fixes(Vadim)
+fix problem where inner loop in < or <= has no rows(Vadim)
+prevent re-commuting join index clauses(Vadim)
+fix join clauses for multiple tables(Vadim)
+fix hash, hashjoin for arrays(Vadim)
+fix btree for abstime type(Vadim)
+large object fixes(Raymond)
+fix buffer leak in hash indices (Vadim)
+fix rtree for use in inner scan (Vadim)
+fix gist for use in inner scan, cleanups (Vadim, Andrea)
+avoid unnecessary local buffers allocation (Vadim, Massimo)
+fix local buffers leak in transaction aborts (Vadim)
+fix file manager memmory leaks, cleanups (Vadim, Massimo)
+fix storage manager memmory leaks (Vadim)
+fix btree duplicates handling (Vadim)
+fix deleted tuples re-incarnation caused by vacuum (Vadim)
+fix SELECT varchar()/char() INTO TABLE made zero-length fields(Bruce)
+many psql, pg_dump, and libpq memory leaks fixed using Purify (Igor)
+
+Enhancements
+------------
+attribute optimization statistics(Bruce)
+much faster new btree bulk load code(Paul)
+BTREE UNIQUE added to bulk load code(Vadim)
+new lock debug code(Massimo)
+massive changes to libpg++(Leo)
+new GEQO optimizer speeds table multi-table optimization(Martin)
+new WARN message for non-unique insert into unique key(Marc)
+update x=-3, no spaces, now valid(Bruce)
+remove case-sensitive identifier handling(Bruce,Thomas,Dan)
+debug backend now pretty-prints tree(Darren)
+new Oracle character functions(Edmund)
+new plaintext password functions(Dan)
+no such class or insufficient privilege changed to distinct messages(Dan)
+new ANSI timestamp function(Dan)
+new ANSI Time and Date types (Thomas)
+move large chunks of data in backend(Martin)
+multi-column btree indexes(Vadim)
+new SET var TO value command(Martin)
+update transaction status on reads(Dan)
+new locale settings for character types(Oleg)
+new SEQUENCE serial number generator(Vadim)
+GROUP BY function now possible(Vadim)
+re-organize regression test(Thomas,Marc)
+new optimizer operation weights(Vadim)
+new psql \z grant/permit option(Marc)
+new MONEY data type(D'Arcy,Thomas)
+tcp socket communication speed improved(Vadim)
+new VACUUM option for attribute statistics, and for certain columns (Vadim)
+many geometric type improvements(Thomas,Keith)
+additional regression tests(Thomas)
+new datestyle variable(Thomas,Vadim,Martin)
+more comparison operators for sorting types(Thomas)
+new conversion functions(Thomas)
+new more compact btree format(Vadim)
+allow pg_dumpall to preserve database ownership(Bruce)
+new SET GEQO=# and R_PLANS variable(Vadim)
+old (!GEQO) optimizer can use right-sided plans (Vadim)
+typechecking improvement in SQL parser(Bruce)
+new SET, SHOW, RESET commands(Thomas,Vadim)
+new \connect database USER option
+new destroydb -i option (Igor)
+new \dt and \di psql commands (Darren)
+SELECT "\n" now escapes newline (A. Duursma)
+new geometry conversion functions from old format (Thomas)
+
+Source tree changes
+-------------------
+new configuration script(Marc)
+readline configuration option added(Marc)
+OS-specific configuration options removed(Marc)
+new OS-specific template files(Marc)
+no more need to edit Makefile.global(Marc)
+re-arrange include files(Marc)
+nextstep patches (Gregor Hoffleit)
+removed WIN32-specific code(Bruce)
+removed postmaster -e option, now only postgres -e option (Bruce)
+merge duplicate library code in front/backends(Martin)
+now works with eBones, international Kerberos(Jun)
+more shared library support
+c++ include file cleanup(Bruce)
+warn about buggy flex(Bruce)
+DG-UX, Ultrix, Irix, AIX portability fixes
+PostgreSQL 6.0 Wed Jan 29 00:19:54 EST 1997
+-------------------------------------------------------------
+
+A dump/restore is required for those wishing to migrate data from
+previous releases of PostgreSQL.
+
+Bug Fixes
+---------
+ALTER TABLE bug - running postgress process needs to re-read table definition
+Allow vacuum to be run on one table or entire database(Bruce)
+Array fixes
+Fix array over-runs of memory writes(Kurt)
+Fix elusive btree range/non-range bug(Dan)
+Fix for hash indexes on some types like time and date
+Fix for pg_log size explosion
+Fix permissions on lo_export()(Bruce)
+Fix unitialized reads of memory(Kurt)
+Fixed ALTER TABLE ... char(3) bug(Bruce)
+Fixed a few small memory leaks
+Fixed EXPLAIN handling of options and changed full_path option name
+Fixed output of group acl permissions
+Memory leaks (hunt and destroy with tools like Purify(Kurt)
+Minor improvements to rules system
+NOTIFY fixes
+New asserts for run-checking
+Overhauled parser/analyze code to properly report errors and increase speed
+Pg_dump -d now handles NULL's properly(Bruce)
+Prevent SELECT NULL from crashing server (Bruce)
+Properly report errors when INSERT ... SELECT columns did not match
+Properly report errors when insert column names were not correct
+Psql \g filename now works(Bruce)
+Psql fixed problem with multiple statements on one line with multiple outputs
+Removed duplicate system oid's
+SELECT * INTO TABLE . GROUP/ORDER BY gives unlink error if table exists(Bruce)
+Several fixes for queries that crashed the backend
+Starting quote in insert string errors(Bruce)
+Submiting an empty query now returns empty status, not just " " query(Bruce)
+
+Enhancements
+------------
+Add EXPLAIN manual page(Bruce)
+Add UNIQUE index capability(Dan)
+Add hostname/user level access control rather than just hostname and user
+Add synonym of != for <>(Bruce)
+Allow "select oid,* from table"
+Allow BY,ORDER BY to specify columns by number, or by non-alias table.column(Bruce)
+Allow COPY from the frontend(Bryan)
+Allow GROUP BY to use alias column name(Bruce)
+Allow actual compression, not just reuse on the same page(Vadim)
+Allow installation-configuration option to auto-add all local users(Bryan)
+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)
+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)
+European date format now set when postmaster is started
+Execute lowercase function names if not found with exact case
+Fixes for aggregate/GROUP processing, allow 'select sum(func(x),sum(x+y) from z'
+Gist now included in the distrubution(Marc)
+Idend authentication of local users(Bryan)
+Implement BETWEEN qualifier(Bruce)
+Implement IN qualifier(Bruce)
+Libpq has PQgetisnull()(Bruce)
+Libpq++ improvements
+New options to initdb(Bryan)
+Pg_dump allow dump of oid's(Bruce)
+Pg_dump create indexes after tables are loaded for speed(Bruce)
+Pg_dumpall dumps all databases, and the user table
+Pginterface additions for NULL values(Bruce)
+Prevent postmaster from being run as root
+Psql \h and \? is now readable(Bruce)
+Psql allow backslashed, semicolons anywhere on the line(Bruce)
+Psql changed command prompt for lines in query or in quotes(Bruce)
+Psql char(3) now displays as (bp)char in \d output(Bruce)
+Psql return code now more accurate(Bryan?)
+Psql updated help syntax(Bruce)
+Re-visit and fix vacuum(Vadim)
+Reduce size of regression diffs, remove timezone name difference(Bruce)
+Remove compile-time parameters to enable binary distributions(Bryan)
+Reverse meaning of HBA masks(Bryan)
+Secure Authentication of local users(Bryan)
+Speed up vacuum(Vadim)
+Vacuum now had VERBOSE option(Bruce)
+
+Source tree changes
+-------------------
+All functions now have prototypes that are compared against the calls
+Allow asserts to be disabled easly from Makefile.global(Bruce)
+Change oid constants used in code to #define names
+Decoupled sparc and solaris defines(Kurt)
+Gcc -Wall compiles cleanly with warnings only from unfixable constructs
+Major include file reorganization/reduction(Marc)
+Make now stops on compile failure(Bryan)
+Makefile restructuring(Bryan, Marc)
+Merge bsdi_2_1 to bsdi(Bruce)
+Monitor program removed
+Name change from Postgres95 to PostgreSQL
+New config.h file(Marc, Bryan)
+PG_VERSION now set to 6.0 and used by postmaster
+Portability additions, including Ultrix, DG/UX, AIX, and Solaris
+Reduced the number of #define's, centeralized #define's
+Remove duplicate OIDS in system tables(Dan)
+Remove duplicate system catalog info or report mismatches(Dan)
+Removed many os-specific #define's
+Restructured object file generation/location(Bryan, Marc)
+Restructured port-specific file locations(Bryan, Marc)
+Unused/uninialized variables corrected
+
+
+PostgreSQL 1.09 ???
+-------------------------------------------------------------
+
+Sorry, we stopped keeping track of changes from 1.02 to 1.09. Some of
+the changes listed in 6.0 were actually included in the 1.02.1 to 1.09
+releases.
+
+
Postgres95 1.02 Thu Aug 1 18:00:00 EDT 1996
-------------------------------------------------------------
projects / postgresql / blobdiff