Fixed a bug when SELECT from MERGE table sometimes results in incorrectly ordered rows.
Fixed a bug in REPLACE() when using the ujis character set.
Applied Sleepycat BDB patches 3.2.9.1 and 3.2.9.2.
Added --skip-stack-trace option to mysqld.
CREATE TEMPORARY now works with InnoDB tables.
InnoDB now promotes sub keys to whole keys.
Added option CONCURRENT to LOAD DATA.
Better error message when slave max_allowed_packet is too low to read a very long log event from the master.
Fixed bug when too many rows where removed when using SELECT DISTINCT ... HAVING.
SHOW CREATE TABLE now returns TEMPORARY for temporary tables.
Added Rows_examined to slow query log.
Fixed problems with function returning empty string when used together with a group function and a WHERE that didn't match any rows.
New program mysqlcheck.
Added database name to output for administrative commands like CHECK, REPAIR, OPTIMIZE.
Lots of portability fixes for InnoDB.
Changed optimizer so that queries like SELECT * FROM tbl_name,tbl_name2 ... ORDER BY key_part1 LIMIT row_count will use index on key_part1 instead of filesort.
Fixed bug when doing LOCK TABLE to_table WRITE,...; INSERT INTO to_table... SELECT ... when to_table was empty.
Fixed bug with LOCK TABLE and BDB tables.