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@ -1,5 +1,5 @@ |
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<!-- |
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$Header: /cvsroot/pgsql/doc/src/sgml/release.sgml,v 1.124 2002/03/19 18:53:01 tgl Exp $ |
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$Header: /cvsroot/pgsql/doc/src/sgml/release.sgml,v 1.125 2002/03/22 19:20:22 petere Exp $ |
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--> |
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<appendix id="release"> |
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@ -127,11 +127,11 @@ Fix for array subscripts handling (Tom) |
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</varlistentry> |
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<varlistentry> |
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<term>OID's</term> |
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<term>OIDs</term> |
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<listitem> |
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<para> |
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OID's are now optional. Users can now create tables without |
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OID's for cases where OID usage is excessive. |
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OIDs are now optional. Users can now create tables without |
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OIDs for cases where OID usage is excessive. |
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</para> |
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</listitem> |
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</varlistentry> |
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@ -268,7 +268,7 @@ Enable SIGTERM, SIGQUIT to kill backends (Jan) |
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Removed compile-time limit on number of backends (Tom) |
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Better cleanup for semaphore resource failure (Tatsuo, Tom) |
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Allow safe transaction ID wraparound (Tom) |
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Removed OID's from some system tables (Tom) |
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Removed OIDs from some system tables (Tom) |
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Removed "triggered data change violation" error check (Tom) |
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SPI portal creation of prepared/saved plans (Jan) |
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Allow SPI column functions to work for system columns (Tom) |
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@ -873,7 +873,7 @@ Subqueries in FROM are now supported. |
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<programlisting> |
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Bug Fixes |
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--------- |
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Many multi-byte/Unicode/locale fixes (Tatsuo and others) |
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Many multibyte/Unicode/locale fixes (Tatsuo and others) |
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More reliable ALTER TABLE RENAME (Tom) |
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Kerberos V fixes (David Wragg) |
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Fix for INSERT INTO...SELECT where targetlist has subqueries (Tom) |
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@ -1096,7 +1096,7 @@ Fix backwards-index-scan (Tom) |
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Fix SELECT ... FOR UPDATE so it checks for duplicate keys (Hiroshi) |
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Add --enable-syslog to configure (Marc) |
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Fix abort transaction at backend exit in rare cases (Tom) |
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Fix for psql \l+ when multi-byte enabled (Tatsuo) |
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Fix for psql \l+ when multibyte enabled (Tatsuo) |
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Allow PL/pgSQL to accept non ascii identifiers (Tatsuo) |
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Make vacuum always flush buffers (Tom) |
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Fix to allow cancel while waiting for a lock (Hiroshi) |
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@ -1773,7 +1773,7 @@ Add SHLIB_LINK setting for solaris_i386 and solaris_sparc ports(Daren Sefcik) |
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Fixes for CASE in WHERE join clauses(Tom) |
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Fix BTScan abort(Tom) |
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Repair the check for redundant UNIQUE and PRIMARY KEY indexes(Thomas) |
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Improve it so that it checks for multi-column constraints(Thomas) |
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Improve it so that it checks for multicolumn constraints(Thomas) |
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Fix for Win32 making problem with MB enabled(Hiroki Kataoka) |
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Allow BSD yacc and bison to compile pl code(Bruce) |
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Fix SET NAMES working |
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@ -1828,7 +1828,7 @@ Add NT README file |
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Portability fixes for linux_ppc, IRIX, linux_alpha, OpenBSD, alpha |
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Remove QUERY_LIMIT, use SELECT...LIMIT |
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Fix for EXPLAIN on inheritance(Tom) |
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Patch to allow vacuum on multi-segment tables(Hiroshi) |
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Patch to allow vacuum on multisegment tables(Hiroshi) |
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R-Tree optimizer selectivity fix(Tom) |
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ACL file descriptor leak fix(Atsushi Ogawa) |
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New expresssion subtree code(Tom) |
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@ -1873,7 +1873,7 @@ Add Win1250 (Czech) support (Pavel Behal) |
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<variablelist> |
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<varlistentry> |
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<term> |
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Multi-version concurrency control(MVCC) |
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Multiversion concurrency control(MVCC) |
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</term> |
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<listitem> |
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<para> |
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@ -1881,7 +1881,7 @@ Add Win1250 (Czech) support (Pavel Behal) |
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table-level locking, and replaces it with a locking system that is |
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superior to most commercial database systems. In a traditional system, |
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each row that is modified is locked until committed, preventing reads by |
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other users. MVCC uses the natural multi-version nature of PostgreSQL |
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other users. MVCC uses the natural multiversion nature of PostgreSQL |
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to allow readers to continue reading consistent data during writer |
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activity. Writers continue to use the compact pg_log transaction |
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system. This is all performed without having to allocate a lock for |
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@ -2020,15 +2020,15 @@ Add Win1250 (Czech) support (Pavel Behal) |
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</para> |
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<para> |
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The new Multi-Version Concurrency Control (MVCC) features can |
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give somewhat different behaviors in multi-user |
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The new Multiversion Concurrency Control (MVCC) features can |
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give somewhat different behaviors in multiuser |
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environments. <emphasis>Read and understand the following section |
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to ensure that your existing applications will give you the |
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behavior you need.</emphasis> |
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</para> |
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<sect3> |
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<title>Multi-Version Concurrency Control</title> |
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<title>Multiversion Concurrency Control</title> |
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<para> |
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Because readers in 6.5 don't lock data, regardless of transaction |
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@ -2122,7 +2122,7 @@ Allow username containing a dash GRANT permissions |
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Cleanup of NULL in inet types |
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Clean up system table bugs(Tom) |
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Fix problems of PAGER and \? command(Masaaki Sakaida) |
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Reduce default multi-segment file size limit to 1GB(Peter) |
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Reduce default multisegment file size limit to 1GB(Peter) |
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Fix for dumping of CREATE OPERATOR(Tom) |
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Fix for backward scanning of cursors(Hiroshi Inoue) |
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Fix for COPY FROM STDIN when using \i(Tom) |
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@ -2134,7 +2134,7 @@ Fix pg_dump so -t option can handle case-sensitive tablenames |
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Fixes for GROUP BY in special cases(Tom, Jan) |
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Fix for memory leak in failed queries(Tom) |
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DEFAULT now supports mixed-case identifiers(Tom) |
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Fix for multi-segment uses of DROP/RENAME table, indexes(Ole Gjerde) |
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Fix for multisegment uses of DROP/RENAME table, indexes(Ole Gjerde) |
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Disable use of pg_dump with both -o and -d options(Bruce) |
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Allow pg_dump to properly dump GROUP permissions(Bruce) |
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Fix GROUP BY in INSERT INTO table SELECT * FROM table2(Jan) |
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@ -2159,7 +2159,7 @@ Update to pgaccess 0.96(Constantin) |
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Add routines for single-byte "char" type(Thomas) |
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Improved substr() function(Thomas) |
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Improved multibyte handling(Tatsuo) |
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Multi-version concurrency control/MVCC(Vadim) |
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Multiversion concurrency control/MVCC(Vadim) |
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New Serialized mode(Vadim) |
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Fix for tables over 2gigs(Peter) |
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New SET TRANSACTION ISOLATION LEVEL(Vadim) |
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@ -2577,7 +2577,7 @@ New rewrite system fixes many problems with rules and views(Jan) |
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* handle subselects |
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* handle aggregates on views |
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* handle insert into select from view works |
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System indexes are now multi-key(Bruce) |
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System indexes are now multikey(Bruce) |
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Oidint2, oidint4, and oidname types are removed(Bruce) |
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Use system cache for more system table lookups(Bruce) |
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New backend programming language PL/pgSQL in backend/pl(Jan) |
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@ -3471,7 +3471,7 @@ Bug Fixes |
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packet length checking in library routines |
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lock manager priority patch |
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check for under/over flow of float8(Bruce) |
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multi-table join fix(Vadim) |
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multitable join fix(Vadim) |
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SIGPIPE crash fix(Darren) |
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large object fixes(Sven) |
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allow btree indexes to handle NULLs(Vadim) |
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@ -3503,7 +3503,7 @@ much faster new btree bulk load code(Paul) |
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BTREE UNIQUE added to bulk load code(Vadim) |
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new lock debug code(Massimo) |
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massive changes to libpg++(Leo) |
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new GEQO optimizer speeds table multi-table optimization(Martin) |
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new GEQO optimizer speeds table multitable optimization(Martin) |
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new WARN message for non-unique insert into unique key(Marc) |
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update x=-3, no spaces, now valid(Bruce) |
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remove case-sensitive identifier handling(Bruce,Thomas,Dan) |
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@ -3514,7 +3514,7 @@ no such class or insufficient privilege changed to distinct messages(Dan) |
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new ANSI timestamp function(Dan) |
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new ANSI Time and Date types (Thomas) |
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move large chunks of data in backend(Martin) |
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multi-column btree indexes(Vadim) |
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multicolumn btree indexes(Vadim) |
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new SET var TO value command(Martin) |
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update transaction status on reads(Dan) |
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new locale settings for character types(Oleg) |
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@ -3627,7 +3627,7 @@ Properly report errors when INSERT ... SELECT columns did not match |
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Properly report errors when insert column names were not correct |
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Psql \g filename now works(Bruce) |
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Psql fixed problem with multiple statements on one line with multiple outputs |
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Removed duplicate system oid's |
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Removed duplicate system OIDs |
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SELECT * INTO TABLE . GROUP/ORDER BY gives unlink error if table exists(Bruce) |
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Several fixes for queries that crashed the backend |
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Starting quote in insert string errors(Bruce) |
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@ -3662,7 +3662,7 @@ Implement IN qualifier(Bruce) |
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Libpq has PQgetisnull()(Bruce) |
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Libpq++ improvements |
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New options to initdb(Bryan) |
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Pg_dump allow dump of oid's(Bruce) |
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Pg_dump allow dump of OIDs(Bruce) |
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Pg_dump create indexes after tables are loaded for speed(Bruce) |
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Pg_dumpall dumps all databases, and the user table |
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Pginterface additions for NULL values(Bruce) |
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Peter Eisentraut
24 years ago