Hi!

>Dear Mr. Tuuri,
>
>    I think it is outstanding that you offer this essential add-in to MySQL.

Thanks!

>Do you have any plans to add "On Delete Cascade" or "On Update Cascade" to
>InnoDB, and if so when?  I am still being forced to choose between sticking

Sorry, not in the near future. But the multi-table DELETE which already is
implemented in MySQL-4.0 does most of the job of ON DELETE CASCADE, you just
have to call the SQL statement explicitly. Sinisa is writing a multi-table
update which should do the job of ON UPDATE CASCADE. See the MySQL manual at
http://www.mysql.com about the multi-table delete.

>with Microsoft SQL Server or going to PostgreSQL in order to have these
>features.  Again, thank you, and the rest of the unbelievably generous
>members of the MySQL open source community.  I am continually awed by the
>brain power laid on the table either in enlightened self interest or to
>bring additional meaning and value to life.
>
>-Tom Schaefer

Regards,

Heikki
http://www.innodb.com/ibman.html

>""Heikki Tuuri"" <[EMAIL PROTECTED]> wrote in message
>news:9rti5a$2pvv$[EMAIL PROTECTED]...
> Hi!
>
>> MySQL/InnoDB-3.23.44 has been released for download at http://www.mysql.com
>> InnoDB is a transactional table type of MySQL which supports row level
>> locking, rollback, and other transactional features.>
>> InnoDB is included in the MySQL-Max 3.23.44 binaries. The first binary
>> download is the rpm for Intel x86. Solaris, Windows and other binary
>> versions will roll out during the next 7 days. See http://www.innodb.com for
>> more information.
>
>> * As the first table type in MySQL InnoDB features foreign key constraints
>> which help to guard the integrity of your data. An example:>
>> CREATE TABLE parent(id INT NOT NULL, PRIMARY KEY (id))
>>                                                  TYPE=INNODB;
>> CREATE TABLE child(id INT, parent_id INT,>   INDEX par_ind (parent_id),
>>   FOREIGN KEY (parent_id) REFERENCES parent(id)) TYPE=INNODB;>
>> See the InnoDB  manual at http://www.innodb.com/ibman.html for more
>> information.

> * DROP DATABASE now works also for InnoDB tables.
>> * InnoDB now supports data files and raw disk partitions bigger than 4 GB on
>> those operating systems which have big files.

>> * InnoDB calculates better table cardinality estimates for the MySQL
>> optimizer.

>> * Accent characters in the default character set latin1 are ordered
>> according to the MySQL ordering.
>> NOTE: if you are using latin1 and have inserted characters whose code is >
>> 127 to an indexed CHAR column, you should run CHECK TABLE on your table when
>> you upgrade to 3.23.44, and drop and reimport the table if CHECK TABLE
>> reports an error!

>> * A new my.cnf parameter innodb_thread_concurrency helps in performance
>> tuning in heavily concurrent environments.

>> * A new my.cnf parameter innodb_fast_shutdown speeds up server shutdown.

>> * A new my.cnf parameter innodb_force_recovery helps to save your data in
>> case the disk image of the database becomes corrupt.

>> * innodb_monitor has been improved and a new innodb_table_monitor added.

>> * Fixed a bug in replication of auto-inc columns with multiline inserts.

>> * Fixed a bug when the case of letters changes in an update of an indexed
>> secondary column.> * Fixed a hang when there are > 24 data files.

>> * Fixed a crash when MAX(col) is selected from an empty table, and col is a
>> not the first column in a multi-column index.

>> * Fixed a bug in purge which could cause crashes.>> Best regards,>
>
> Heikki Tuuri
> Innobase Oy
> http://www.innodb.com



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