Commit 53f518c4 authored by monty@donna.mysql.fi's avatar monty@donna.mysql.fi
Browse files

Fixed bug when using a key on a CHAR(255) NULL column

parent 6fa6f331

BitKeeper/etc/logging_ok

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heikki@donna.mysql.fi

monty@donna.mysql.fi

Docs/manual.texi

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@@ -41932,8 +41932,8 @@ programming! By Marc Beneteau, @email{marc@@odbsoft.com}. 
@item @uref{http://www.mysql.com/Downloads/Contrib/sqlhtml.tar.gz, sqlhtml.tar.gz}

SQL/HTML is an HTML database manager for @strong{MySQL} using @code{DBI} 1.06.













@item @uref{http://www.mysql.com/Downloads/Contrib/udmsearch-3.0.21.tar.gz, UdmSearch 3.0.22 (stable version)}.













@item @uref{http://www.mysql.com/Downloads/Contrib/udmsearch-3.1.3.tar.gz, UdmSearch 3.1.3 (development version)}.













@item @uref{http://www.mysql.com/Downloads/Contrib/udmsearch-3.0.23.tar.gz, UdmSearch 3.0.23 (stable version)}.













@item @uref{http://www.mysql.com/Downloads/Contrib/mnogosearch-3.1.12.tar.gz, mnogosearch 3.1.12 (development but recommended version)}.















@item @uref{http://search.mnoGo.ru, UdmSearch home page}















A SQL-based search engine for Internet. By















Alexander I. Barkov @email{bar@@izhcom.ru}.










@@ -42845,7 +42845,9 @@ not yet 100% confident in this code.













@appendixsubsec Changes in release 3.23.37















@itemize @bullet















@item













Fixed a bug in @code{REGEXP()} on 64-bit machines.













Fixed bug when using indexes on @code{CHAR(255) NULL} columns.













@item













Fixed two bugs in @code{REGEXP()} on 64-bit machines.















@item















@code{UPDATE} and @code{DELETE} with @code{WHERE unique_key_part IS NULL}















didn't update/delete all rows.

























myisam/mi_search.c



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@@ -879,7 +879,10 @@ uint _mi_get_pack_key(register MI_KEYDEF *keyinfo, uint nod_flag,













	  continue;















	}















	if (keyseg->flag & HA_NULL_PART)













	{















	  key++;				/* Skipp null marker*/













	  start++;













	}































	get_key_length(rest_length,page);















	tot_length=rest_length+length;

































mysql-test/r/myisam.result
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Table	Op	Msg_type	Msg_text













test.t1	check	status	OK
























mysql-test/t/myisam.test
0 → 100644



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#













# Test bugs in the MyISAM code













#



























drop table if exists t1;













CREATE TABLE t1 (













  STRING_DATA char(255) default NULL,













  KEY STRING_DATA (STRING_DATA)













) TYPE=MyISAM;



























INSERT INTO t1 VALUES ('AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA');













INSERT INTO t1 VALUES ('DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD');













INSERT INTO t1 VALUES ('FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF');













INSERT INTO t1 VALUES ('FGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGG');













INSERT INTO t1 VALUES ('HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH');













INSERT INTO t1 VALUES ('WWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWW');













CHECK TABLE t1;













drop table t1;