Commit 81bc313e authored by monty@donna.mysql.com's avatar monty@donna.mysql.com
Browse files

All statements are now run in a sub transaction 

Give warning if we are using non transactional tables and do ROLLBACK
Porting of crash-me and benchmarks to FrontBase
parent c6255402

Docs/manual.texi

+59 −20
Original line number Diff line number Diff line
@@ -243,7 +243,7 @@ Installing a MySQL Source Distribution 














Perl Installation Comments



























* Perl installation::           Installing Perl on UNIX













* Perl installation::           Installing Perl on Unix















* ActiveState Perl::            Installing ActiveState Perl on Windows















* Windows Perl::                Installing the @strong{MySQL} Perl distribution on Windows















* Perl support problems::       Problems using the Perl @code{DBI}/@code{DBD} interface










@@ -297,7 +297,7 @@ Windows Notes













* Windows symbolic links::      Splitting data across different disks under Win32















* Windows compiling::           Compiling MySQL clients on Windows.















* Windows and BDB tables.::     Windows and BDB Tables













* Windows vs Unix::             @strong{MySQL}-Windows compared to UNIX @strong{MySQL}













* Windows vs Unix::             @strong{MySQL}-Windows compared to Unix @strong{MySQL}





























Post-installation Setup and Testing
























@@ -454,7 +454,7 @@ Functions for Use in @code{SELECT} and @code{WHERE} Clauses



























* Silent column changes::       Silent column changes



























@code{SHOW} syntax (Get information about tables, columns,...)













@code{SHOW} Syntax (Get Information About Tables, Columns,...)





























* SHOW DATABASE INFO::          















* SHOW TABLE STATUS::           









@@ -464,7 +464,7 @@ Functions for Use in @code{SELECT} and @code{WHERE} Clauses













* SHOW GRANTS::                 















* SHOW CREATE TABLE::           



























MySQL table types













MySQL Table Types





























* MyISAM::                      MyISAM tables















* MERGE::                       MERGE tables









@@ -472,18 +472,18 @@ MySQL table types













* HEAP::                        HEAP tables















* BDB::                         BDB or Berkeley_db tables



























MyISAM tables













MyISAM Tables





























* Key space::                   Space needed for keys















* MyISAM table formats::        MyISAM table formats



























MyISAM table formats













MyISAM Table Formats





























* Static format::               Static (Fixed-length) table characteristics















* Dynamic format::              Dynamic table characteristics















* Compressed format::           Compressed table characteristics



























BDB or Berkeley_db tables













BDB or Berkeley_db Tables





























* BDB overview::                















* BDB install::                 









@@ -503,7 +503,7 @@ MySQL Tutorial













* Batch mode::                  Using @code{mysql} in batch mode















* Twin::                        Queries from twin project



























Examples of common queries













Examples of Common Queries





























* example-Maximum-column::      The maximum value for a column















* example-Maximum-row::         The row holding the maximum of a certain column









@@ -512,7 +512,7 @@ Examples of common queries













* example-user-variables::      















* example-Foreign keys::        Using foreign keys



























Creating and using a database













Creating and Using a Database





























* Creating database::           Creating a database















* Creating tables::             Creating a table









@@ -520,7 +520,7 @@ Creating and using a database













* Retrieving data::             Retrieving information from a table















* Multiple tables::             Using more than one table



























Retrieving information from a table













Retrieving Information from a Table





























* Selecting all::               Selecting all data















* Selecting rows::              Selecting particular rows









@@ -531,7 +531,7 @@ Retrieving information from a table













* Pattern matching::            Pattern matching















* Counting rows::               Counting rows



























Queries from twin project













Queries from Twin Project





























* Twin pool::                   Find all non-distributed twins















* Twin event::                  Show a table on twin pair status









@@ -541,7 +541,7 @@ MySQL server functions













* Languages::                   What languages are supported by @strong{MySQL}?















* Table size::                  How big @strong{MySQL} tables can be



























What languages are supported by MySQL?













What Languages Are Supported by MySQL?





























* Character sets::              The character set used for data and sorting















* Adding character set::        Adding a new character set









@@ -558,7 +558,7 @@ Replication in MySQL













* Replication SQL::             SQL Commands related to replication















* Replication FAQ::             Frequently Asked Questions about replication



























Getting maximum performance from MySQL













Getting Maximum Performance from MySQL





























* Optimize Basics::             Optimization overview















* System::                      System/Compile time and startup parameter tuning









@@ -572,7 +572,7 @@ Getting maximum performance from MySQL













* Portability::                 Portability















* Internal use::                What have we used MySQL for?



























System/Compile time and startup parameter tuning













System/Compile Time and Startup Parameter Tuning





























* Compile and link options::    How compiling and linking affects the speed of MySQL















* Disk issues::                 Disk issues










@@ -831,6 +831,7 @@ MySQL change history



























Changes in release 3.23.x  (Recommended; beta)



























* News-3.23.29::                Changes in release 3.23.29















* News-3.23.28::                Changes in release 3.23.28















* News-3.23.27::                Changes in release 3.23.27















* News-3.23.26::                Changes in release 3.23.26










@@ -15573,7 +15574,7 @@ mysql> select ATAN(-2);













@end example





























@findex ATAN2()













@item ATAN2(X,Y)













@item ATAN2(Y,X)















Returns the arc tangent of the two variables @code{X} and @code{Y}. It is















similar to calculating the arc tangent of @code{Y / X}, except that the















signs of both arguments are used to determine the quadrant of the










@@ -17701,7 +17702,7 @@ using @code{myisampack}. @xref{Compressed format}.













@section @code{ALTER TABLE} Syntax





























@example













ALTER [IGNORE] TABLE tbl_name alter_spec [, alter_spec ...] [ORDER BY col]













ALTER [IGNORE] TABLE tbl_name alter_spec [, alter_spec ...]





























alter_specification:















        ADD [COLUMN] create_definition [FIRST | AFTER column_name ]









@@ -17719,6 +17720,7 @@ alter_specification:













  or    DROP PRIMARY KEY















  or    DROP INDEX index_name















  or    RENAME [TO] new_tbl_name













  or    ORDER BY col















  or    table_options















@end example
























@@ -17861,7 +17863,10 @@ if no @code{PRIMARY KEY} was specified explicitly.)













specific order.  Note that the table will not remain in this order after















inserts and deletes.  In some cases, it may make sorting easier for















@strong{MySQL} if the table is in order by the column that you wish to













order it by later.













order it by later.  This option is mainly useful when you know that you













are mostly going to query the rows in a certain order; By using this













option after big changes to the table, you may be able to get higher













performance.





























@findex ALTER TABLE















@item










@@ -17991,7 +17996,7 @@ to the original state.













@section @code{DROP TABLE} Syntax





























@example













DROP TABLE [IF EXISTS] tbl_name [, tbl_name,...]













DROP TABLE [IF EXISTS] tbl_name [, tbl_name,...] [RESTRICT | CASCADE]















@end example





























@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













@code{IF EXISTS} to prevent an error from occurring for tables that don't















exist.



























@code{RESTRICT} and @code{CASCADE} are allowed to make porting easier.













For the moment they don't do anything.



























@findex OPTIMIZE TABLE















@node OPTIMIZE TABLE, CHECK TABLE, DROP TABLE, Reference















@section @code{OPTIMIZE TABLE} Syntax










@@ -20755,6 +20763,11 @@ COMMIT;













Note that if you are using non-transaction-safe tables, the changes will be















stored at once, independent of the status of the @code{autocommit} mode.



























If you do a @code{ROLLBACK} when you have updated a non-transactional













table you will get an error (@code{ER_WARNING_NOT_COMPLETE_ROLLBACK}) as













a warning.  All transactional safe tables will be restored but any













non-transactional table will not change.



























@findex LOCK TABLES















@findex UNLOCK TABLES















@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













for you, you should consider methods where you don't have to delete rows















or run @code{OPTIMIZE TABLE} after you have deleted a lot of rows.















@item













Use @code{ALTER TABLE ... ORDER BY expr1,expr2...} if you mostly













retrieve rows in expr1,expr2.. order.  By using this option after big













changes to the table, you may be able to get higher performance.













@item















In some cases it may make sense to introduce a column that is 'hashed'















based on information from other columns. If this column is short and















reasonably 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.













The slow query log can be used to find queries that takes a long time to















execute and are thus candidates for optimization.



























You are using @code{--log-long-format} then also queries that are not













using indexes are printed. @xref{Command-line options}.



























@cindex database replication















@cindex replication, database















@cindex database mirroring










@@ -38778,6 +38798,7 @@ version.  The replication and BerkeleyDB code is still under development,













though, so Version 3.23 is not released as a stable version yet.





























@menu













* News-3.23.29::                Changes in release 3.23.29















* News-3.23.28::                Changes in release 3.23.28















* News-3.23.27::                Changes in release 3.23.27















* 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.













* News-3.23.0::                 Changes in release 3.23.0















@end menu



























@node News-3.23.28, News-3.23.27, News-3.23.x, News-3.23.x













@node News-3.23.29, News-3.23.28, News-3.23.x, News-3.23.x













@appendixsubsec Changes in release 3.23.29













@itemize @bullet













@item













Changed crash-me and the MySQL benchmarks to also work with FrontBase.













@item













Allow @code{RESTRICT} and @code{CASCADE} after @code{DROP TABLE} to make













porting easier.













@item













If we get an error we now only rollback the statement (for BDB tables),













not the whole transaction.













@item













If you do a @code{ROLLBACK} when you have updated a non-transactional table













you will get an error as a warning.













@item













Reset status variable which could cause problem if one used @code{--slow-log}.













@end itemize

























@node News-3.23.28, News-3.23.27, News-3.23.29, News-3.23.x















@appendixsubsec Changes in release 3.23.28















@itemize @bullet















@item

























include/mysqld_error.h



+2
−1






























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Diff line








@@ -196,4 +196,5 @@













#define ER_UNKNOWN_SYSTEM_VARIABLE 1193















#define ER_CRASHED_ON_USAGE 1194















#define ER_CRASHED_ON_REPAIR 1195













#define ER_ERROR_MESSAGES 196












#define ER_WARNING_NOT_COMPLETE_ROLLBACK 1196













#define ER_ERROR_MESSAGES 197




























sql-bench/bench-init.pl.sh



+18
−2






























Original line number
Diff line number
Diff line








@@ -38,7 +38,7 @@ require "$pwd/server-cfg" || die "Can't read Configuration file: $!\n";





























$|=1;				# Output data immediately





























$opt_skip_test=$opt_skip_create=$opt_skip_delete=$opt_verbose=$opt_fast_insert=$opt_lock_tables=$opt_debug=$opt_skip_delete=$opt_fast=$opt_force=$opt_log=$opt_use_old_results=$opt_help=$opt_odbc=$opt_small_test=$opt_small_tables=$opt_samll_key_tables=$opt_stage=$opt_old_headers=$opt_die_on_errors=0;













$opt_skip_test=$opt_skip_create=$opt_skip_delete=$opt_verbose=$opt_fast_insert=$opt_lock_tables=$opt_debug=$opt_skip_delete=$opt_fast=$opt_force=$opt_log=$opt_use_old_results=$opt_help=$opt_odbc=$opt_small_test=$opt_small_tables=$opt_samll_key_tables=$opt_stage=$opt_old_headers=$opt_die_on_errors=$opt_tcpip=0;















$opt_cmp=$opt_user=$opt_password="";















$opt_server="mysql"; $opt_dir="output";















$opt_host="localhost";$opt_database="test";









@@ -51,7 +51,7 @@ $log_prog_args=join(" ", skip_arguments(\@ARGV,"comments","cmp","server",













					"user", "host", "database", "password",















					"use-old-results","skip-test",















					"machine", "dir", "suffix", "log"));













GetOptions("skip-test=s","comments=s","cmp=s","server=s","user=s","host=s","database=s","password=s","loop-count=i","row-count=i","skip-create","skip-delete","verbose","fast-insert","lock-tables","debug","fast","force","field-count=i","regions=i","groups=i","time-limit=i","log","use-old-results","machine=s","dir=s","suffix=s","help","odbc","small-test","small-tables","small-key-tables","stage=i","old-headers","die-on-errors","create-options=s","hires") || usage();













GetOptions("skip-test=s","comments=s","cmp=s","server=s","user=s","host=s","database=s","password=s","loop-count=i","row-count=i","skip-create","skip-delete","verbose","fast-insert","lock-tables","debug","fast","force","field-count=i","regions=i","groups=i","time-limit=i","log","use-old-results","machine=s","dir=s","suffix=s","help","odbc","small-test","small-tables","small-key-tables","stage=i","old-headers","die-on-errors","create-options=s","hires","tcpip") || usage();































usage() if ($opt_help);















$server=get_server($opt_server,$opt_host,$opt_database,$opt_odbc,










@@ -256,6 +256,17 @@ sub fetch_all_rows













  if (!$sth->execute)















  {















    print "\n" if ($opt_debug);













    if (defined($server->{'error_on_execute_means_zero_rows'}) &&













       !$server->abort_if_fatal_error())













    {













      if (defined($must_get_result) && $must_get_result)













      {













	die "Error: Query $query didn't return any rows\n";













      }













      $sth->finish;













      print "0\n" if ($opt_debug);













      return 0;













    }















    die "Error occured with execute($query)\n -> $DBI::errstr\n";















    $sth->finish;















    return undef;










@@ -507,6 +518,11 @@ All benchmarks takes the following options:













  different server options without overwritten old files.















  When using --fast the suffix is automaticly set to '_fast'.





























--tcpip













  Inform test suite that we are using TCP/IP to connect to the server. In













  this case we can\t do many new connections in a row as we in this case may













  fill the TCP/IP stack





























--time-limit (Default $opt_time_limit)















  How long a test loop is allowed to take, in seconds, before the end result















  is 'estimated'.

































sql-bench/crash-me.sh



+203
−136




























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