Fixed problem that affected queries that did arithmetic on group functions.
Fixed problem with timestamps and
date_col BETWEEN const_date AND
Fixed problem when only changing a 0 to
NULL in a table with
Fixed bug in range optimizer when using many key parts and
or on the middle key parts:
WHERE K1=1 and K3=2 and
(K2=2 and K4=4 or K2=3 and K4=5)
source command to
mysql to allow reading of batch files
mysql client. Original patch
by Matthew Vanecek.
Fixed critical problem with the
Don't give an unnecessary
when using tables from many databases in the same query.
Added VIO wrapper (needed for SSL support; by Andrei Errapart and Tõnu Samuel).
Fixed optimizer problem on
using many overlapping indexes. MySQL should now be able to
choose keys even better when there are many keys to choose
Changed optimizer to prefer a range key instead of a ref key
when the range key can uses more columns than the ref key
(which only can use columns with
example, the following type of queries should now be faster:
SELECT * from key_part_1=const and key_part_2 >
Fixed bug that a change of all
CHAR columns didn't change row
type from dynamic to fixed.
Disabled floating-point exceptions for FreeBSD to fix core
dump when doing
mysqld startup option from
HEAP tables. This should fix all problems
HEAP tables when using
Added option to print default arguments to all clients.
--log-slow-queries option to
mysqld to log all queries that take a
long time to a separate log file with a time indicating how
long the query took.
Fixed core dump when doing
Fixed optimization bug in
SELECT ... LEFT JOIN ...
key_col IS NULL, when
Fixed problem with 8-bit characters as separators in
LOAD DATA INFILE.
This is a translation of the MySQL Reference Manual that can be found at dev.mysql.com. The original Reference Manual is in English, and this translation is not necessarily as up to date as the English version.