End of Product Lifecycle. Active development and support for MySQL database server versions 3.23, 4.0, and 4.1 has ended. However, for MySQL 4.0 and 4.1, there is still extended support available. For details, see http://www.mysql.com/company/legal/lifecycle/#calendar. According to the MySQL Lifecycle Policy (see http://www.mysql.com/company/legal/lifecycle/#policy), only Security and Severity Level 1 issues will still be fixed for MySQL 4.0 and 4.1. Please consider upgrading to a recent version (MySQL 5.0 or 5.1).
Configure updates for Tru64, large file support, and better TCP wrapper support. By Albert Chin-A-Young.
Fixed bug in <=> operator.
Fixed bug in REPLACE with
BDB tables.
LPAD() and
RPAD() shortens the result
string if it's longer than the length argument.
Added SHOW LOGS command.
Remove unused BDB logs on shutdown.
When creating a table, put PRIMARY keys
first, followed by UNIQUE keys.
Fixed a bug in UPDATE involving
multiple-part keys where you specified all key parts both in
the update and the WHERE part. In this case
MySQL could try to update a record that didn't match the whole
WHERE part.
Changed drop table to first drop the tables and then the
.frm file.
Fixed a bug in the hostname cache which caused
mysqld to report the hostname as
'' in some error messages.
Fixed a bug with HEAP type tables; the
variable max_heap_table_size wasn't used.
Now either MAX_ROWS or
max_heap_table_size can be used to limit
the size of a HEAP type table.
Changed the default server-id value to 1
for masters and 2 for slaves to make it easier to use the
binary log.
Renamed bdb_lock_max variable to
bdb_max_lock.
Added support for AUTO_INCREMENT on
sub-fields for BDB tables.
Added ANALYZE TABLE of
BDB tables.
In BDB tables, we now store the number of
rows; this helps to optimize queries when we need an
approximation of the number of rows.
If we get an error in a multiple-row statement, we now only roll back the last statement, not the entire transaction.
If you do a ROLLBACK when you have updated
a non-transactional table you get an error as a warning.
Added --bdb-shared-data option to
mysqld.
Added Slave_open_temp_tables status
variable to mysqld
Added binlog_cache_size and
max_binlog_cache_size variables to
mysqld.
DROP TABLE, RENAME
TABLE, CREATE INDEX and
DROP INDEX are now transaction endpoints.
If you do a DROP DATABASE on a symbolically
linked database, both the link and the original database are
deleted.
Fixed DROP DATABASE to work on OS/2.
Fixed bug when doing a SELECT DISTINCT ... table1
LEFT JOIN table2 ... when table2
was empty.
Added --abort-slave-event-count and
--disconnect-slave-event-count options to
mysqld for debugging and testing of
replication.
Fixed replication of temporary tables. Handles everything except slave server restart.
SHOW KEYS now shows whether key is
FULLTEXT.
New script mysqld_multi. See Section 4.3.4, “mysqld_multi — Manage Multiple MySQL Servers”.
Added new script, mysql-multi.server.sh.
Thanks to Tim Bunce <Tim.Bunce@ig.co.uk> for
modifying mysql.server to easily handle
hosts running many mysqld processes.
safe_mysqld,
mysql.server, and
mysql_install_db have been modified to use
my_print_defaults instead of various hacks
to read the my.cnf files. In addition,
the handling of various paths has been made more consistent
with how mysqld handles them by default.
Automatically remove Berkeley DB transaction logs that no longer are in use.
Fixed bug with several FULLTEXT indexes in
one table.
Added a warning if number of rows changes on REPAIR
TABLE/OPTIMIZE TABLE.
Applied patches for OS/2 by Yuri Dario.
FLUSH TABLES
didn't always
flush the index tree to disk properly.
tbl_name
--bootstrap is now run in a separate thread.
This fixes a problem that caused
mysql_install_db to core dump on some Linux
machines.
Changed mi_create() to use less stack
space.
Fixed bug with optimizer trying to over-optimize
MATCH() when used with
UNIQUE key.
Changed crash-me and the MySQL benchmarks
to also work with FrontBase.
Allow RESTRICT and
CASCADE after DROP TABLE
to make porting easier.
Reset status variable which could cause problem if one used
--slow-log.
Added connect_timeout variable to
mysql and mysqladmin.
Added connect-timeout as an alias for
timeout for option files read by
mysql_options().

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