Commit dc452563 authored by monty@donna.mysql.com's avatar monty@donna.mysql.com
Browse files

Small bug fixes + code for DELETE QUICK

parent f2f515e5

Docs/manual.texi

+50 −25
Original line number Diff line number Diff line
@@ -427,7 +427,7 @@ Functions for use in @code{SELECT} and @code{WHERE} clauses 
MySQL table types









* MyISAM::                      MyISAM tables









* MERGE::                       









* MERGE::                       MERGE tables









* ISAM::                        ISAM tables









* HEAP::                        HEAP tables









* BDB::                         BDB or Berkeley_db tables








@@ -2345,21 +2345,21 @@ from the local @strong{MySQL} list.







The following @strong{MySQL} mailing lists exist:

















@table @code









@item announce









@item announce (@email{announce-subscribe@@lists.mysql.com})









This is for announcement of new versions of @strong{MySQL} and related









programs. This is a low volume list that we think all @strong{MySQL}









users should be on.

















@item mysql









@item mysql (@email{mysql-subscribe@@lists.mysql.com})









The main list for general @strong{MySQL} discussion. Please note that some









topics are better discussed on the more-specialized lists. If you post to the









wrong list, you may not get an answer!

















@item mysql-digest









@item mysql-digest (@email{mysql-digest-subscribe@@lists.mysql.com})









The @code{mysql} list in digest form. That means you get all individual









messages, sent as one large mail message once a day.

















@item bugs









@item bugs (@email{bugs-subscribe@@lists.mysql.com})









On this list you should only post a full, repeatable bug report, using









the @code{mysqlbug} script (if you are running on Windows, you should









include a description of the operating system and the @strong{MySQL} version).








@@ -2371,45 +2371,45 @@ this list will be corrected or documented in the next @strong{MySQL} release!







If there are only small code changes involved, we will also post a patch that 









fixes the problem.

















@item bugs-digest









@item bugs-digest (@email{bugs-digest-subscribe@@lists.mysql.com})









The @code{bugs} list in digest form

















@item developer









@item developer (@email{developer-subscribe@@lists.mysql.com})









A list for people who work on the @strong{MySQL} code. On this list one









can also discuss @strong{MySQL} development and post patches.

















@item developer-digest









@item developer-digest (@email{developer-digest-subscribe@@lists.mysql.com})









A digest version of the @code{developer} list.

















@item java









@item java (@email{java-subscribe@@lists.mysql.com})









Discussion about @strong{MySQL} and Java. Mostly about the JDBC drivers.

















@item java-digest









@item java-digest (@email{java-digest-subscribe@@lists.mysql.com})









A digest version of the @code{java} list.

















@item win32









@item win32 (@email{win32-subscribe@@lists.mysql.com})









All things concerning @strong{MySQL} on Microsoft operating systems such as









Win95, Win98, NT and Win2000.

















@item win32-digest









@item win32-digest (@email{win32-digest-subscribe@@lists.mysql.com})









A digest version of the @code{win32} list.

















@item myodbc









@item myodbc (@email{myodbc-subscribe@@lists.mysql.com})









All things concerning connecting to @strong{MySQL} with ODBC.

















@item myodbc-digest









@item myodbc-digest (@email{myodbc-digest-subscribe@@lists.mysql.com})









A digest version of the @code{myodbc} list.

















@item plusplus









@item plusplus (@email{plusplus-digest-subscribe@@lists.mysql.com})









All things concerning programming with the C++ API to @strong{MySQL}.

















@item plusplus-digest









@item plusplus-digest (@email{plusplus-digest-subscribe@@lists.mysql.com})









A digest version of the @code{plusplus} list.

















@item msql-mysql-modules









@item msql-mysql-modules (@email{msql-mysql-modules-subscribe@@lists.mysql.com})









A list about the Perl support in @strong{MySQL}.

















@item msql-mysql-modules-digest









@item msql-mysql-modules-digest (@email{msql-mysql-modules-digest-subscribe@@lists.mysql.com})









A digest version of the @code{msql-mysql-modules} list.









@end table
















@@ -4720,7 +4720,7 @@ shell> /usr/sbin/swinstall -s /path/to/depot mysql.developer















The depot places binaries and libraries in @file{/opt/mysql} and data in









@file{/var/opt/mysql}. The depot also creates the appropriate entries in









@file{/sbin/init.d} and @file{/sbin/rc2.d} to start the server automatically









@file{/etc/init.d} and @file{/etc/rc2.d} to start the server automatically









at boot time. Obviously, this entails being @code{root} to install.

















To install the HP-UX tar.gz distribution, you must have a copy of GNU








@@ -17715,6 +17715,8 @@ If you specify the keyword @code{LOW_PRIORITY}, execution of the







In this case the client has to wait until the insert statement is completed,









which may take a long time if the table is in heavy use. This is in









contrast to @code{INSERT DELAYED} which lets the client continue at once.









Note that @code{LOW_PRIORITY} should normally not be used with @code{MyISAM}









tables as this disables concurrent inserts.@xref{MyISAM}.

















@item









If you specify the keyword @code{IGNORE} in an @code{INSERT} with many value








@@ -18518,7 +18520,7 @@ the @code{mysql} database.















@item @code{TABLES table_name [,table_name...]} @tab Flush only the given tables

















@item @code{TABLES WITH READ LOCK} @tab Closes all open tables and locks all tables for all databases with a read until one executes @code{UNLOCK TABLES}.









@item @code{TABLES WITH READ LOCK} @tab Closes all open tables and locks all tables for all databases with a read until one executes @code{UNLOCK TABLES}. This is very convinient way to get backups if you have a file system, like Veritas,that can take snapshots in time.

















@item @code{STATUS} @tab Resets most status variables to zero.









@end multitable








@@ -19686,7 +19688,10 @@ table in the server and implemented with @code{pthread_mutex_lock()} and







See @ref{Internal locking}, for more information on locking policy.

















You can also lock all tables in all databases with read locks with the









@code{FLUSH TABLES WITH READ LOCK} command. @xref{FLUSH}.









@code{FLUSH TABLES WITH READ LOCK} command. @xref{FLUSH}. This is very









convinient way to get backups if you have a file system, like Veritas,









that can take snapshots in time.

























@findex SET OPTION









@node SET OPTION, GRANT, LOCK TABLES, Reference








@@ -21351,6 +21356,14 @@ article (item number) for certain traders (dealers).  Supposing that each







trader has a single fixed price per article, then (@code{item},









@code{trader}) is a primary key for the records.

















Start the command line tool @code{mysql} and select a database:

















@example









mysql your-database-name









@end example

















(In most @strong{MySQL} installations, you can use the database-name 'test').

















You can create the example table as:

















@example








@@ -21486,7 +21499,7 @@ In @strong{MySQL} it's best do it in several steps:















@enumerate









@item









Get the list of (article,maxprice). @xref{example-Maximum-column-group-row}.









Get the list of (article,maxprice).









@item









For each article get the corresponding rows which have the stored maximum









price.








@@ -21499,11 +21512,11 @@ CREATE TEMPORARY TABLE tmp (







        article INT(4) UNSIGNED ZEROFILL DEFAULT '0000' NOT NULL,









        price   DOUBLE(16,2)             DEFAULT '0.00' NOT NULL);

















LOCK TABLES article read;









LOCK TABLES shop read;

















INSERT INTO tmp SELECT article, MAX(price) FROM shop GROUP BY article;

















SELECT article, dealer, price FROM shop, tmp









SELECT shop.article, dealer, price FROM shop, tmp









WHERE shop.article=tmp.article AND shop.price=tmp.price;

















UNLOCK TABLES;








@@ -28747,6 +28760,10 @@ that when you export data to @strong{MySQL}, the table and column names







aren't specified.  Another way to around this bug is to upgrade to









MyODBC 2.50.33 and @strong{MySQL} 3.23.x, which together provides a









workaround for this bug!

















Note that if you are using @strong{MySQL} 3.22, you must to apply the









MDAC patch and use MyODBC 2.50.32 or 2.50.34 and above to go around









this problem.









@item









Set the ``Return matching rows'' MyODBC option field when connecting to









@strong{MySQL}.








@@ -36307,10 +36324,18 @@ though, so 3.23 is not released as a stable version yet.







@appendixsubsec Changes in release 3.23.25









@itemize @bullet









@item









Fixed a bug where @code{FULLTEXT} index always used the koi8_ukr









character set.









@item









Fixed privilege checking for @code{CHECK TABLE}.









@item









The @code{MyISAM} repair/reindex code didn't use the @code{--tempdir}









option for it's temporary files.









@item









Fixed a core dump bug when doing @code{FLUSH MASTER} when one didn't give









a filename argument to @code{--log-bin}









@item









Added missing ha_berkeley.x files to the MySQL windows source distribution.









Added missing ha_berkeley.# files to the windows source distribution.









@item









Fixed some mutex bugs in the log code that could cause thread blocks if new









log files couldn't be created.

























configure.in



+1
−1






























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@@ -1218,7 +1218,7 @@ AC_CHECK_FUNCS(alarm bmove \







 pthread_setschedparam pthread_attr_setprio pthread_attr_setschedparam \









 pthread_attr_create pthread_getsequence_np pthread_attr_setstacksize \









 pthread_condattr_create rwlock_init pthread_rwlock_rdlock \









 crypt dlopen dlerror fchmod getpass getpassphrase initgroups, mlockall)









 crypt dlopen dlerror fchmod getpass getpassphrase initgroups mlockall)



















# Sanity check: We chould not have any fseeko symbol unless









# large_file_support=yes
































include/config-win.h



+1
−0






























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@@ -290,6 +290,7 @@ inline double ulonglong2double(ulonglong value)







#define MY_NFILE	127	/* This is only used to save filenames */





























#define DO_NOT_REMOVE_THREAD_WRAPPERS









#define thread_safe_increment(V,L) InterlockedIncrement((long*) &(V))









/* The following is only used for statistics, so it should be good enough */









#ifdef __NT__  /* This should also work on Win98 but .. */
































include/ft_global.h



+1
−0






























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@@ -43,6 +43,7 @@ typedef struct st_ft_doclist {







extern const char *ft_precompiled_stopwords[];



















int ft_init_stopwords(const char **);









void ft_free_stopwords(void);



















FT_DOCLIST * ft_init_search(void *, uint, byte *, uint, my_bool);









int          ft_read_next(FT_DOCLIST *, char *);
































include/my_pthread.h



+39
−37






























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Diff line number
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@@ -55,6 +55,7 @@ struct timespec {		/* For pthread_cond_timedwait() */







    long tv_nsec;









};



















typedef int pthread_mutexattr_t;









#define win_pthread_self my_thread_var->pthread_self









#define pthread_handler_decl(A,B) unsigned __cdecl A(void *B)









typedef unsigned (__cdecl *pthread_handler)(void *);








@@ -215,42 +216,6 @@ extern int my_pthread_getprio(pthread_t thread_id);







#define pthread_handler_decl(A,B) void *A(void *B)









typedef void *(* pthread_handler)(void *);



















/* safe mutex for debugging */



















typedef struct st_safe_mutex_t









{









  pthread_mutex_t global,mutex;









  char *file;









  uint line,count;









  pthread_t thread;









} safe_mutex_t;



















int safe_mutex_init(safe_mutex_t *mp, const pthread_mutexattr_t *attr);









int safe_mutex_lock(safe_mutex_t *mp,const char *file, uint line);









int safe_mutex_unlock(safe_mutex_t *mp,const char *file, uint line);









int safe_mutex_destroy(safe_mutex_t *mp,const char *file, uint line);









int safe_cond_wait(pthread_cond_t *cond, safe_mutex_t *mp,const char *file,









		   uint line);









int safe_cond_timedwait(pthread_cond_t *cond, safe_mutex_t *mp,









			struct timespec *abstime, const char *file, uint line);



















#ifdef SAFE_MUTEX









#undef pthread_mutex_init









#undef pthread_mutex_lock









#undef pthread_mutex_unlock









#undef pthread_mutex_destroy









#undef pthread_mutex_wait









#undef pthread_mutex_timedwait









#undef pthread_mutex_t









#define pthread_mutex_init(A,B) safe_mutex_init((A),(B))









#define pthread_mutex_lock(A) safe_mutex_lock((A),__FILE__,__LINE__)









#define pthread_mutex_unlock(A) safe_mutex_unlock((A),__FILE__,__LINE__)









#define pthread_mutex_destroy(A) safe_mutex_destroy((A),__FILE__,__LINE__)









#define pthread_cond_wait(A,B) safe_cond_wait((A),(B),__FILE__,__LINE__)









#define pthread_cond_timedwait(A,B,C) safe_cond_timedwait((A),(B),(C),__FILE__,__LINE__)









#define pthread_mutex_t safe_mutex_t









#endif



















/* Test first for RTS or FSU threads */



















#if defined(PTHREAD_SCOPE_GLOBAL) && !defined(PTHREAD_SCOPE_SYSTEM)








@@ -424,6 +389,43 @@ struct hostent *my_gethostbyname_r(const char *name,

















#endif /* defined(__WIN__) */



















	/* safe_mutex adds checking to mutex for easier debugging */



















typedef struct st_safe_mutex_t









{









  pthread_mutex_t global,mutex;









  char *file;









  uint line,count;









  pthread_t thread;









} safe_mutex_t;



















int safe_mutex_init(safe_mutex_t *mp, const pthread_mutexattr_t *attr);









int safe_mutex_lock(safe_mutex_t *mp,const char *file, uint line);









int safe_mutex_unlock(safe_mutex_t *mp,const char *file, uint line);









int safe_mutex_destroy(safe_mutex_t *mp,const char *file, uint line);









int safe_cond_wait(pthread_cond_t *cond, safe_mutex_t *mp,const char *file,









		   uint line);









int safe_cond_timedwait(pthread_cond_t *cond, safe_mutex_t *mp,









			struct timespec *abstime, const char *file, uint line);



















	/* Wrappers if safe mutex is actually used */









#ifdef SAFE_MUTEX









#undef pthread_mutex_init









#undef pthread_mutex_lock









#undef pthread_mutex_unlock









#undef pthread_mutex_destroy









#undef pthread_mutex_wait









#undef pthread_mutex_timedwait









#undef pthread_mutex_t









#define pthread_mutex_init(A,B) safe_mutex_init((A),(B))









#define pthread_mutex_lock(A) safe_mutex_lock((A),__FILE__,__LINE__)









#define pthread_mutex_unlock(A) safe_mutex_unlock((A),__FILE__,__LINE__)









#define pthread_mutex_destroy(A) safe_mutex_destroy((A),__FILE__,__LINE__)









#define pthread_cond_wait(A,B) safe_cond_wait((A),(B),__FILE__,__LINE__)









#define pthread_cond_timedwait(A,B,C) safe_cond_timedwait((A),(B),(C),__FILE__,__LINE__)









#define pthread_mutex_t safe_mutex_t









#endif /* SAFE_MUTEX */



















	/* READ-WRITE thread locking */



















#if defined(USE_MUTEX_INSTEAD_OF_RW_LOCKS)