manual.texi Change note mods, 3.23.10 to 3.23.20.

@item Luuk de Boer @email{luuk@@wxs.nl}

Ported (and extended) the benchmark suite to @code{DBI}/@code{DBD}. Have

been of great help with @code{crash-me} and running benchmarks. Some new

date functions. The mysql_setpermissions script.

date functions. The @code{mysql_setpermissions} script.

@item Jay Flaherty @email{fty@@mediapulse.com}

Big parts of the Perl @code{DBI}/@code{DBD} section in the manual.

@item Paul Southworth @email{pauls@@etext.org}, Ray Loyzaga @email{yar@@cs.su.oz.au}

Configure updates for Tru64, large file support and better TCP wrappers

support.

@item John Birrell

Emulation of pthread_mutex() for OS/2.

Emulation of @code{pthread_mutex()} for OS/2.

@item Benjamin Pflugmann

Extended @code{MERGE} tables to handle @code{INSERTS}. Active member

on the MySQL mailing lists.

@itemize @bullet

@item

Fixed bug in 3.23.19; @code{DELETE FROM tbl_name} removed the .frm file.

Fixed bug in 3.23.19; @code{DELETE FROM tbl_name} removed the @file{.frm} file.

@item

Added @code{SHOW CREATE TABLE}.

@end itemize

@itemize @bullet

@item

Changed copyright for all files to GPL for the server code and utilities and

LGPL for the client libraries.

to LGPL for the client libraries.

@item

Fixed bug where all rows matching weren't updated on a @code{MyISAM} table

when doing update based on key on a table with many keys and some key changed

a linuxthread version that has faster mutex handling when used with

MySQL.

@item

@code{ORDER BY} can now uses @code{REF} keys to find subset the rows

that needs to be sorted.

@code{ORDER BY} can now use @code{REF} keys to find subsets of the rows

that need to be sorted.

@item

Changed name of @code{print_defaults} to @code{my_print_defaults} to avoid

name confusion.

Changed name of @code{print_defaults} program to @code{my_print_defaults}

to avoid name confusion.

@item

Fixed @code{NULLIF()} to work according to ANSI SQL99.

@item

Fixed bug that destroyed index when doing @code{myisamchk --sort-records}

on a table with prefix compressed index.

@item

Added pack_isam and myisampack to the standard MySQL distribution.

Added @code{pack_isam} and @code{myisampack} to the standard MySQL

distribution.

@item

Added the syntax @code{BEGIN WORK} (the same as @code{BEGIN}).

@item

Fixed core dump bug when using @code{ORDER BY} on a @code{CONV()} expression.

@item Added @code{LOAD TABLE FROM MASTER}

@item Added @code{FLUSH MASTER} and @code{FLUSH SLAVE}

@item Fixed big/little endian problem in the replication

@item

Added @code{LOAD TABLE FROM MASTER}.

@item

Added @code{FLUSH MASTER} and @code{FLUSH SLAVE}.

@item

Fixed big/little endian problem in the replication.

@end itemize

@item

Fixed a problem from 3.23.17 when choosing character set on the client side.

@item

Added @code{FLUSH TABLES WITH READ LOCK} to make a global lock suitable to

make a copy of MySQL data files.

Added @code{FLUSH TABLES WITH READ LOCK} to make a global lock suitable for

making a copy of MySQL data files.

@item

@code{CREATE TABLE ... SELECT ... PROCEDURE} now works.

@item

Internal temporary tables will now uses compressed index when using

Internal temporary tables will now use compressed index when using

@code{GROUP BY} on @code{VARCHAR/CHAR} columns.

@item

Fixed a problem when locking the same table with both a @code{READ} and a

@code{WRITE} lock.

@item

Fixed problem with myisamchk and @code{RAID} tables.

Fixed problem with @code{myisamchk} and @code{RAID} tables.

@end itemize

@itemize @bullet

@item

Fixed a bug in @code{find_in_set()} when the first argument was @code{NULL}.

Fixed a bug in @code{FIND_IN_SET()} when the first argument was @code{NULL}.

@item

Added table locks to Berkeley DB.

@item

Added 4 sample @code{my.cnf} example files in the @file{support-files}

directory.

@item

Fixed @code{duplicated key} problem when doing big @code{GROUP BY}'s.

Fixed @code{duplicated key} problem when doing big @code{GROUP BY} operations.

(This bug was probably introduced in 3.23.15.)

@item

Changed syntax for @code{INNER JOIN} to match ANSI SQL.

@item

Added @code{BEGIN} statement to start a transaction in @code{AUTOCOMMIT} mode.

@item

Added symbolic links support for Windows.

Added support for symbolic links for Windows.

@item

Changed protocol to let client know if the server is in AUTOCOMMIT mode

and if there is a pending transaction.  If there is a pending transaction

Changed protocol to let client know if the server is in @code{AUTOCOMMIT} mode

and if there is a pending transaction.  If there is a pending transaction,

the client library will give an error before reconnecting to the server to

let the client know that the server did a rollback.

The protocol is still backward compatible with old clients

The protocol is still backward compatible with old clients.

@item

@code{KILL} now works on a thread that is locked on a 'write' to a dead client.

@item

Fixed memory leak in the replication slave thread.

@item

Added new option @code{log-slave-updates} to allow daisy-chaining the slaves.

Added new @code{log-slave-updates} option to @code{mysqld}, to allow

daisy-chaining the slaves.

@item

Fixed compile error on FreeBSD and other systems where @code{pthread_t}

is not the same as @code{int}.

Fixed a race condition in @code{INSERT DELAYED} code when doing

@code{ALTER TABLE}.

@item

Added deadlock detection sanity checks to @code{INSERT DELAYED}

Added deadlock detection sanity checks to @code{INSERT DELAYED}.

@end itemize

@itemize @bullet

@item

Added option @code{TYPE=QUICK} to @code{CHECK} and @code{REPAIR}.

Added @code{TYPE=QUICK} option to @code{CHECK} and to @code{REPAIR}.

@item

Fixed bug in @code{REPAIR TABLE} when the table was in use by other threads.

@item

Fixed bug with @code{delayed_key_writes} tables and @code{CHECK TABLE}.

@item

Added @code{replicate-do-db} and @code{replicate-ignore-db} options to

restrict which databases get replicated

@code{mysqld}, to restrict which databases get replicated.

@item

Added @code{SQL_LOG_BIN} option

Added @code{SQL_LOG_BIN} option.

@end itemize

@item

Fixed problem with @code{REPLACE} on @code{HEAP} tables.

@item

Added possible character sets and time zone to @code{SHOW VARIABLES}.

Added possible character sets and time zone to @code{SHOW VARIABLES} output.

@item

Fixed bug in locking code that could result it locking problems with

Fixed bug in locking code that could result in locking problems with

concurrent inserts under high load.

@item

Fixed a problem with @code{DELETE} of many rows on a table with

properly in some contexts.

@item

Fixed problems in update log when using @code{LAST_INSERT_ID()} to update

a table with an auto_increment key.

a table with an @code{AUTO_INCREMENT} key.

@item

Added function @code{NULLIF()}.

Added @code{NULLIF()} function.

@item

Fixed bug when using @code{LOAD DATA INFILE} on a table with

@code{BLOB/TEXT} columns.

@item

Optimised MyISAM to be faster when inserting keys in sorted order.

Optimised @code{MyISAM} to be faster when inserting keys in sorted order.

@item

@code{EXPLAIN SELECT ...} now also prints out whether MySQL needs to

create a temporary table or use file sorting when resolving the @code{SELECT}.

Added optimisation to skip @code{ORDER BY} parts where the part is a

constant expression in the @code{WHERE} part.  Indexes can now be used

even if the @code{ORDER BY} doesn't match the index exactly, as long as

all the not used index parts and all the extra @code{ORDER BY}

all the unused index parts and all the extra @code{ORDER BY}

columns are constants in the @code{WHERE} clause.  @xref{MySQL indexes}.

@item

@code{UPDATE} and @code{DELETE} on a whole unique key in the @code{WHERE} part,

is now faster than before.

@code{UPDATE} and @code{DELETE} on a whole unique key in the @code{WHERE} part

are now faster than before.

@item

Changed @code{RAID_CHUNKSIZE} to be in 1024 byte increments.

Changed @code{RAID_CHUNKSIZE} to be in 1024-byte increments.

@item

Fixed coredump in LOAD_FILE(NULL).

Fixed coredump in @code{LOAD_FILE(NULL)}.

@end itemize

Fixed problem when searching on @code{DECIMAL()} key field

where the column data contained leading zeros.

@item

Fix bug in @code{myisamchk} when the auto_increment isn't the first key.

Fix bug in @code{myisamchk} when the @code{AUTO_INCREMENT} column isn't

the first key.

@item

Allow @code{DATETIME} in ISO8601 format: 2000-03-12T12:00:00

@item

@item

Added the @code{UMASK_DIR} environment variable.

@item

Added function @code{CONNECTION_ID()}.

Added @code{CONNECTION_ID()} function to return the client connection thread

ID.

@item

When using @code{=} on @code{BLOB} or @code{VARCHAR BINARY} keys, where

only a part of the column was indexed, the whole column of the result

the same @code{LOCK TABLE} command; This fixed the problem one got when running

the test-ATIS test with @code{--fast} or @code{--check-only-changed}.

@item

Added option @code{SQL_BUFFER_RESULT} to @code{SELECT}.

Added @code{SQL_BUFFER_RESULT} option to @code{SELECT}.

@item

Removed end space from double/float numbers in results from temporary

tables.

@item

Added @code{CHECK TABLE} command.

@item

Added changes for MyISAM in 3.23.12 that didn't get into the source

Added changes for @code{MyISAM} in 3.23.12 that didn't get into the source

distribution because of CVS problems.

@item

Fixed bug so that @code{mysqladmin shutdown} will wait for the local server

@item

Fixed a possible endless loop when calculating timestamp.

@item

Added @code{print_defaults} to the @file{.rpm} files. Removed @code{mysqlbug}

from the client @file{.rpm} file.

Added @code{print_defaults} program to the @file{.rpm} files. Removed

@code{mysqlbug} from the client @file{.rpm} file.

@end itemize

Fixed bug in @code{MyISAM} involving @code{REPLACE ... SELECT ...} which could

give a corrupted table.

@item

Fixed bug in @code{myisamchk} where it wrongly reset the auto_increment value.

Fixed bug in @code{myisamchk} where it wrongly reset the @code{AUTO_INCREMENT}

value.

@item

LOTS of patches for Linux Alpha. MySQL now appears to be relatively

stable on Alpha.

@item

Added patches to make MySQL compile on Mac OS X.

@item

Added option @code{IF NOT EXISTS} to @code{CREATE DATABASE}.

Added @code{IF NOT EXISTS} clause to @code{CREATE DATABASE}.

@item

Added options @code{--all-databases} and @code{--databases} to @code{mysqldump}

Added @code{--all-databases} and @code{--databases} options to @code{mysqldump}

to allow dumping of many databases at the same time.

@item

Fixed bug in compressed @code{DECIMAL()} index in @code{MyISAM} tables.

@item

Fixed bug when storing 0 into a timestamp.

@item

When doing @code{mysqladmin shutdown} on a local connection, @code{mysqladmin} now

waits until the pidfile is gone before terminating.

When doing @code{mysqladmin shutdown} on a local connection, @code{mysqladmin}

now waits until the PID file is gone before terminating.

@item

Fixed core dump with some @code{COUNT(DISTINCT ...)} queries.

@item

@item

Allow the @code{ALTER TABLE tbl_name ADD (field_list)} syntax.

@item

Fixed problem with optimiser that could sometimes use wrong keys.

Fixed problem with optimiser that could sometimes use incorrect keys.

@item

Fixed that @code{GRANT/REVOKE ALL PRIVILEGES} doesn't affect

@code{GRANT OPTION}.

@item

Removed extra @code{)} from the output of @code{SHOW GRANTS}

Removed extra @code{)} from the output of @code{SHOW GRANTS}.

@item

Fixed problem when storing numbers in timestamps.

@item

@item

New more secure @code{mysqlaccess}. Thanks to Steve Harvey for this.

@item

Added options @code{--i-am-a-dummy} and @code{--safe-updates} to @code{mysql}.

Added @code{--i-am-a-dummy} and @code{--safe-updates} options to @code{mysql}.

@item

Added variables @code{select_limit} and @code{max_join_size} to @code{mysql}.

Added @code{select_limit} and @code{max_join_size} variables to @code{mysql}.

@item

Added sql variables: @code{SQL_MAX_JOIN_SIZE} and @code{SQL_SAFE_UPDATES}.

Added @code{SQL_MAX_JOIN_SIZE} and @code{SQL_SAFE_UPDATES} options.

@item

Added @code{READ LOCAL} lock that doesn't lock the table for concurrent

inserts. (This is used by @code{mysqldump}.)

Changed that @code{LOCK TABLES ... READ} doesn't anymore allow concurrent

inserts.

@item

Added option @code{--skip-delay-key-write} to @code{mysqld}.

Added @code{--skip-delay-key-write} option to @code{mysqld}.

@item

Fixed security problem in the protocol regarding password checking.

@item

@itemize @bullet

@item

Fixed bug in 3.23.9 where memory wasn't properly freed when doing

Fixed bug in 3.23.9 where memory wasn't properly freed when using

@code{LOCK TABLES}.

@end itemize