- 28 Jun, 2005 1 commit
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igor@rurik.mysql.com authored
Added a test case for bug #11414. sql_select.cc: Fixed bug #11414: crash on Windows with some simple GROUP BY queries. It happened to an allocation of an array containing 0 Copy_field elements in setup_copy_fields. The bug had been already fixed in 5.0.
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- 25 Jun, 2005 1 commit
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igor@rurik.mysql.com authored
into rurik.mysql.com:/home/igor/mysql-4.1
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- 24 Jun, 2005 3 commits
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ingo@mysql.com authored
Moved the key statistics update to info(). The table is not locked in open(). This made wrong stats possible. No test case for the test suite. This happens only with heavy concurrency. A test script is added to the bug report.
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ramil@mysql.com authored
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ramil@mysql.com authored
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- 23 Jun, 2005 18 commits
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timour@mysql.com authored
into mysql.com:/home/timka/mysql/src/4.1-virgin
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igor@rurik.mysql.com authored
into rurik.mysql.com:/home/igor/mysql-4.1
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timour@mysql.com authored
into mysql.com:/home/timka/mysql/src/4.1-virgin
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kent@mysql.com authored
into mysql.com:/Users/kent/mysql/bk/mysql-4.1
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igor@rurik.mysql.com authored
into rurik.mysql.com:/home/igor/dev/mysql-4.1-1
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sergefp@mysql.com authored
into mysql.com:/home/psergey/mysql-4.1-bug10151
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evgen@moonbone.local authored
Fix for fix for bug #9728 Error caused server hang on prepared insert ... select
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kent@mysql.com authored
Might need a restart after test with special TZ Removed unused argument to run_mysqltest()
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sergefp@mysql.com authored
into mysql.com:/home/psergey/mysql-4.1-bug10151
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igor@rurik.mysql.com authored
into rurik.mysql.com:/home/igor/dev/mysql-4.1-1
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igor@rurik.mysql.com authored
Added a test case for bug #10124. sql_select.h, item_subselect.cc, sql_select.cc: Fixed bug #10124. The copy method of the store_key classes can return STORE_KEY_OK=0, STORE_KEY_FATAL=1, STORE_KEY_CONV=2 now. field.cc: Fixed bug #10124. When ussuing a warning the store methods return 2 instead of 1 now.
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timour@mysql.com authored
into mysql.com:/home/timka/mysql/src/4.1-virgin
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lenz@mysql.com authored
into mysql.com:/space/my/mysql-4.1
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lenz@mysql.com authored
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lenz@mysql.com authored
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sergefp@mysql.com authored
into mysql.com:/home/psergey/mysql-4.1-bug10151
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timour@mysql.com authored
into mysql.com:/home/timka/mysql/src/4.1-bug-11185
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timour@mysql.com authored
The source of the problem is in Field_longlong::cmp. If 'this' is an unsigned number, the method casts both the current value, and the constant that we compare with to an unsigned number. As a result if the constant we compare with is a negative number, it wraps to some unsigned number, and the comparison is incorrect. When the optimizer chooses the "range" access method, this problem causes handler::read_range_next to reject the current key when the upper bound key is a negative number because handler::compare_key incorrectly considers the positive and negative keys to be equal. The current patch does not correct the source of the problem in Field_longlong::cmp because it is not easy to propagate sign information about the constant at query execution time. Instead the patch changes the range optimizer so that it never compares unsiged fields with negative constants. As an added benefit, queries that do such comparisons will execute faster because the range optimizer replaces conditions like: (a) (unsigned_int [< | <=] negative_constant) == FALSE (b) (unsigned_int [> | >=] negative_constant) == TRUE with the corresponding constants. In some cases this may even result in constant time execution.
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- 22 Jun, 2005 11 commits
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lars@mysql.com authored
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reggie@mdk10.(none) authored
into mdk10.(none):/home/reggie/bk/bug9148
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sergefp@mysql.com authored
into mysql.com:/home/psergey/mysql-4.1-bug10151
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evgen@moonbone.local authored
into moonbone.local:/work/mysql-4.1-bug-8147
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evgen@moonbone.local authored
Fix for fix for bug#9728 decreased functionality in "on duplicate key update" Have to return false to set flag for whole expression.
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lars@mysql.com authored
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lenz@mysql.com authored
into mysql.com:/space/my/mysql-4.1
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mskold@mysql.com authored
into mysql.com:/usr/local/home/marty/MySQL/mysql-4.1
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mskold@mysql.com authored
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petr@mysql.com authored
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evgen@moonbone.local authored
Remove changes made by bug fix #8147. They strips list of insert_table_list to only insert table, which results in error reported in bug #9728. Added flag to Item to resolve ambigous fields reported in bug #8147.
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- 21 Jun, 2005 6 commits
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elliot@mysql.com authored
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reggie@mdk10.(none) authored
my_access.c: Fixed problem where in some cases check_if_legal_filename was returning 0 for illegal names
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elliot@mysql.com authored
into mysql.com:/Users/emurphy/src/work/mysql-4.1-bug10442
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kent@mysql.com authored
Added optional paths for finding mysqld on Windows Added language/charset options to embedded mysql_client_test
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evgen@moonbone.local authored
into moonbone.local:/work/mysql-4.1-bug-10886
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evgen@moonbone.local authored
Temporary field wasn't restored to default values after ON DUPLICATE KEY UPDATE event, which results in wrong data being inserted in new record.
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