Changes in release 3.23.8
-------------------------
* Fixed problem when handling indexfiles larger than 8G.
* Added latest patches to mit-pthreads for NetBSD.
* Fixed problem with timezones that are < GMT -11.
* Fixed a bug when deleting packed keys in `NISAM'.
* Fixed problem with `ISAM' when doing some `ORDER BY ... DESC'
queries.
* Fixed bug when doing a join on a text key which didn't cover the
whole key.
* Option `--delay-key-write' didn't enable delayed key writing.
* Fixed update of `TEXT' column which only involved case changes.
* Fixed that `INSERT DELAYED' doesn't update timestamps that are
given.
* Added function `YEARWEEK()' and options `x', `X', `v' and `V' to
`DATE_FORMAT()'.
* Fixed problem with `MAX(indexed_column)' and HEAP tables.
* Fixed problem with `BLOB NULL' keys and `LIKE' "prefix%".
* Fixed problem with `MyISAM' and fixed-length rows < 5 bytes.
* Fixed problem that could cause MySQL to touch freed memory when
doing very complicated `GROUP BY' queries.
* Fixed core dump if you got a crashed table where an `ENUM' field
value was too big.