MIN(key_column) could in some cases return NULL on a column with NULL and other values.
MIN(key_column) and MAX(key_column) could in some cases return wrong values when used in OUTER JOIN.

Fixed bugfix of INSERT ... SET db_name.table_name.column_name
Changed locking to external-locking
Fix client hangup for some invalid SQL queries.

Fix problem with HAVING and MAX() IS NOT NULL

Fixed memory leak on shutdown (Affects the embedded version & MyODBC)

Move MAX_BLOB_WIDTH to be global
Added full support for unsigned BIGINT
Fixed spelling errors

New global read lock code
Fixed bug in DATETIME with WHERE optimization
Made UNION code more general.

New faster list iterators
Change list code to be simpler and faster
Optimize count(distinct)
New error messages for UNION
Make create_tmp_table more general to be usable by UNION

fixed bugs in log seq - now starting to look good
fixes for SHOW BINLOG EVENTS
will push this one

Fixed problem when converting bigint to double.
Fixed bug in count(distinct null)
Fixed bug with empty BDB tables.

test heap table/tree overflow in count(distinct)