--low-priority-updates and INSERT statements.
slave_net_timeout for replication.
UPDATE and BDB tables.
BDB tables when using key parts.
GRANT FILE ON database.* ...; previously
we added the DROP privilege for the database.
DELETE FROM tbl_name ... LIMIT 0 and
UPDATE FROM tbl_name ... LIMIT 0, which acted as though the
LIMIT clause was not present (they deleted or updated all selected
rows).
CHECK TABLE now checks if an AUTO_INCREMENT column contains
the value 0.
SIGHUP to mysqld will now only flush the logs,
not reset the replication.
1.0e1 (no sign after e).
--force to myisamchk now also updates states.
--warnings to mysqld. Now mysqld
prints the error Aborted connection only if this option is used.
SHOW CREATE TABLE when you didn't have a
PRIMARY KEY.
innodb_unix_file_flush_method variable to
innodb_flush_method.
BIGINT UNSIGNED to DOUBLE. This caused
a problem when doing comparisons with BIGINT values outside of the
signed range.
BDB tables when querying empty tables.
COUNT(DISTINCT) with LEFT JOIN and
there weren't any matching rows.
GEMINI table
type. GEMINI is not released under an Open Source license.