@@ -243,7 +243,7 @@ Installing a MySQL Source Distribution
243243
244244Perl Installation Comments
245245
246- * Perl installation:: Installing Perl on UNIX
246+ * Perl installation:: Installing Perl on Unix
247247* ActiveState Perl:: Installing ActiveState Perl on Windows
248248* Windows Perl:: Installing the @strong{MySQL} Perl distribution on Windows
249249* Perl support problems:: Problems using the Perl @code{DBI}/@code{DBD} interface
@@ -297,7 +297,7 @@ Windows Notes
297297* Windows symbolic links:: Splitting data across different disks under Win32
298298* Windows compiling:: Compiling MySQL clients on Windows.
299299* Windows and BDB tables.:: Windows and BDB Tables
300- * Windows vs Unix:: @strong{MySQL}-Windows compared to UNIX @strong{MySQL}
300+ * Windows vs Unix:: @strong{MySQL}-Windows compared to Unix @strong{MySQL}
301301
302302Post-installation Setup and Testing
303303
@@ -454,7 +454,7 @@ Functions for Use in @code{SELECT} and @code{WHERE} Clauses
454454
455455* Silent column changes:: Silent column changes
456456
457- @code{SHOW} syntax (Get information about tables, columns ,...)
457+ @code{SHOW} Syntax (Get Information About Tables, Columns ,...)
458458
459459* SHOW DATABASE INFO::
460460* SHOW TABLE STATUS::
@@ -464,26 +464,26 @@ Functions for Use in @code{SELECT} and @code{WHERE} Clauses
464464* SHOW GRANTS::
465465* SHOW CREATE TABLE::
466466
467- MySQL table types
467+ MySQL Table Types
468468
469469* MyISAM:: MyISAM tables
470470* MERGE:: MERGE tables
471471* ISAM:: ISAM tables
472472* HEAP:: HEAP tables
473473* BDB:: BDB or Berkeley_db tables
474474
475- MyISAM tables
475+ MyISAM Tables
476476
477477* Key space:: Space needed for keys
478478* MyISAM table formats:: MyISAM table formats
479479
480- MyISAM table formats
480+ MyISAM Table Formats
481481
482482* Static format:: Static (Fixed-length) table characteristics
483483* Dynamic format:: Dynamic table characteristics
484484* Compressed format:: Compressed table characteristics
485485
486- BDB or Berkeley_db tables
486+ BDB or Berkeley_db Tables
487487
488488* BDB overview::
489489* BDB install::
@@ -503,7 +503,7 @@ MySQL Tutorial
503503* Batch mode:: Using @code{mysql} in batch mode
504504* Twin:: Queries from twin project
505505
506- Examples of common queries
506+ Examples of Common Queries
507507
508508* example-Maximum-column:: The maximum value for a column
509509* example-Maximum-row:: The row holding the maximum of a certain column
@@ -512,15 +512,15 @@ Examples of common queries
512512* example-user-variables::
513513* example-Foreign keys:: Using foreign keys
514514
515- Creating and using a database
515+ Creating and Using a Database
516516
517517* Creating database:: Creating a database
518518* Creating tables:: Creating a table
519519* Loading tables:: Loading data into a table
520520* Retrieving data:: Retrieving information from a table
521521* Multiple tables:: Using more than one table
522522
523- Retrieving information from a table
523+ Retrieving Information from a Table
524524
525525* Selecting all:: Selecting all data
526526* Selecting rows:: Selecting particular rows
@@ -531,7 +531,7 @@ Retrieving information from a table
531531* Pattern matching:: Pattern matching
532532* Counting rows:: Counting rows
533533
534- Queries from twin project
534+ Queries from Twin Project
535535
536536* Twin pool:: Find all non-distributed twins
537537* Twin event:: Show a table on twin pair status
@@ -541,7 +541,7 @@ MySQL server functions
541541* Languages:: What languages are supported by @strong{MySQL}?
542542* Table size:: How big @strong{MySQL} tables can be
543543
544- What languages are supported by MySQL?
544+ What Languages Are Supported by MySQL?
545545
546546* Character sets:: The character set used for data and sorting
547547* Adding character set:: Adding a new character set
@@ -558,7 +558,7 @@ Replication in MySQL
558558* Replication SQL:: SQL Commands related to replication
559559* Replication FAQ:: Frequently Asked Questions about replication
560560
561- Getting maximum performance from MySQL
561+ Getting Maximum Performance from MySQL
562562
563563* Optimize Basics:: Optimization overview
564564* System:: System/Compile time and startup parameter tuning
@@ -572,7 +572,7 @@ Getting maximum performance from MySQL
572572* Portability:: Portability
573573* Internal use:: What have we used MySQL for?
574574
575- System/Compile time and startup parameter tuning
575+ System/Compile Time and Startup Parameter Tuning
576576
577577* Compile and link options:: How compiling and linking affects the speed of MySQL
578578* Disk issues:: Disk issues
@@ -831,6 +831,7 @@ MySQL change history
831831
832832Changes in release 3.23.x (Recommended; beta)
833833
834+ * News-3.23.29:: Changes in release 3.23.29
834835* News-3.23.28:: Changes in release 3.23.28
835836* News-3.23.27:: Changes in release 3.23.27
836837* News-3.23.26:: Changes in release 3.23.26
@@ -15573,7 +15574,7 @@ mysql> select ATAN(-2);
1557315574@end example
1557415575
1557515576@findex ATAN2()
15576- @item ATAN2(X,Y )
15577+ @item ATAN2(Y,X )
1557715578Returns the arc tangent of the two variables @code{X} and @code{Y}. It is
1557815579similar to calculating the arc tangent of @code{Y / X}, except that the
1557915580signs of both arguments are used to determine the quadrant of the
@@ -17701,7 +17702,7 @@ using @code{myisampack}. @xref{Compressed format}.
1770117702@section @code{ALTER TABLE} Syntax
1770217703
1770317704@example
17704- ALTER [IGNORE] TABLE tbl_name alter_spec [, alter_spec ...] [ORDER BY col]
17705+ ALTER [IGNORE] TABLE tbl_name alter_spec [, alter_spec ...]
1770517706
1770617707alter_specification:
1770717708 ADD [COLUMN] create_definition [FIRST | AFTER column_name ]
@@ -17719,6 +17720,7 @@ alter_specification:
1771917720 or DROP PRIMARY KEY
1772017721 or DROP INDEX index_name
1772117722 or RENAME [TO] new_tbl_name
17723+ or ORDER BY col
1772217724 or table_options
1772317725@end example
1772417726
@@ -17859,9 +17861,12 @@ if no @code{PRIMARY KEY} was specified explicitly.)
1785917861@item
1786017862@code{ORDER BY} allows you to create the new table with the rows in a
1786117863specific order. Note that the table will not remain in this order after
17862- inserts and deletes. In some cases, it may make sorting easier for
17864+ inserts and deletes. In some cases, it may make sorting easier for
1786317865@strong{MySQL} if the table is in order by the column that you wish to
17864- order it by later.
17866+ order it by later. This option is mainly useful when you know that you
17867+ are mostly going to query the rows in a certain order; By using this
17868+ option after big changes to the table, you may be able to get higher
17869+ performance.
1786517870
1786617871@findex ALTER TABLE
1786717872@item
@@ -17991,7 +17996,7 @@ to the original state.
1799117996@section @code{DROP TABLE} Syntax
1799217997
1799317998@example
17994- DROP TABLE [IF EXISTS] tbl_name [, tbl_name,...]
17999+ DROP TABLE [IF EXISTS] tbl_name [, tbl_name,...] [RESTRICT | CASCADE]
1799518000@end example
1799618001
1799718002@code{DROP TABLE} removes one or more tables. All table data and the table
@@ -18001,6 +18006,9 @@ In @strong{MySQL} Version 3.22 or later, you can use the keywords
1800118006@code{IF EXISTS} to prevent an error from occurring for tables that don't
1800218007exist.
1800318008
18009+ @code{RESTRICT} and @code{CASCADE} are allowed to make porting easier.
18010+ For the moment they don't do anything.
18011+
1800418012@findex OPTIMIZE TABLE
1800518013@node OPTIMIZE TABLE, CHECK TABLE, DROP TABLE, Reference
1800618014@section @code{OPTIMIZE TABLE} Syntax
@@ -20755,6 +20763,11 @@ COMMIT;
2075520763Note that if you are using non-transaction-safe tables, the changes will be
2075620764stored at once, independent of the status of the @code{autocommit} mode.
2075720765
20766+ If you do a @code{ROLLBACK} when you have updated a non-transactional
20767+ table you will get an error (@code{ER_WARNING_NOT_COMPLETE_ROLLBACK}) as
20768+ a warning. All transactional safe tables will be restored but any
20769+ non-transactional table will not change.
20770+
2075820771@findex LOCK TABLES
2075920772@findex UNLOCK TABLES
2076020773@node LOCK TABLES, SET OPTION, COMMIT, Reference
@@ -27240,6 +27253,10 @@ rows at the same time another table is reading from it. If this is important
2724027253for you, you should consider methods where you don't have to delete rows
2724127254or run @code{OPTIMIZE TABLE} after you have deleted a lot of rows.
2724227255@item
27256+ Use @code{ALTER TABLE ... ORDER BY expr1,expr2...} if you mostly
27257+ retrieve rows in expr1,expr2.. order. By using this option after big
27258+ changes to the table, you may be able to get higher performance.
27259+ @item
2724327260In some cases it may make sense to introduce a column that is 'hashed'
2724427261based on information from other columns. If this column is short and
2724527262reasonably unique it may be much faster than a big index on many
@@ -32981,6 +32998,9 @@ contain a path, the file is written in the data directory.
3298132998The slow query log can be used to find queries that takes a long time to
3298232999execute and are thus candidates for optimization.
3298333000
33001+ You are using @code{--log-long-format} then also queries that are not
33002+ using indexes are printed. @xref{Command-line options}.
33003+
3298433004@cindex database replication
3298533005@cindex replication, database
3298633006@cindex database mirroring
@@ -38778,6 +38798,7 @@ version. The replication and BerkeleyDB code is still under development,
3877838798though, so Version 3.23 is not released as a stable version yet.
3877938799
3878038800@menu
38801+ * News-3.23.29:: Changes in release 3.23.29
3878138802* News-3.23.28:: Changes in release 3.23.28
3878238803* News-3.23.27:: Changes in release 3.23.27
3878338804* News-3.23.26:: Changes in release 3.23.26
@@ -38809,7 +38830,25 @@ though, so Version 3.23 is not released as a stable version yet.
3880938830* News-3.23.0:: Changes in release 3.23.0
3881038831@end menu
3881138832
38812- @node News-3.23.28, News-3.23.27, News-3.23.x, News-3.23.x
38833+ @node News-3.23.29, News-3.23.28, News-3.23.x, News-3.23.x
38834+ @appendixsubsec Changes in release 3.23.29
38835+ @itemize @bullet
38836+ @item
38837+ Changed crash-me and the MySQL benchmarks to also work with FrontBase.
38838+ @item
38839+ Allow @code{RESTRICT} and @code{CASCADE} after @code{DROP TABLE} to make
38840+ porting easier.
38841+ @item
38842+ If we get an error we now only rollback the statement (for BDB tables),
38843+ not the whole transaction.
38844+ @item
38845+ If you do a @code{ROLLBACK} when you have updated a non-transactional table
38846+ you will get an error as a warning.
38847+ @item
38848+ Reset status variable which could cause problem if one used @code{--slow-log}.
38849+ @end itemize
38850+
38851+ @node News-3.23.28, News-3.23.27, News-3.23.29, News-3.23.x
3881338852@appendixsubsec Changes in release 3.23.28
3881438853@itemize @bullet
3881538854@item
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