- 13 Sep, 2007 1 commit
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joerg@trift2. authored
into trift2.:/MySQL/M50/tmp-5.0
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- 04 Sep, 2007 2 commits
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malff/marcsql@weblab.(none) authored
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malff/marcsql@weblab.(none) authored
into weblab.(none):/home/marcsql/TREE/mysql-5.0-rt-merge
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- 03 Sep, 2007 5 commits
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thek@adventure.(none) authored
into adventure.(none):/home/thek/Development/cpp/mysql-5.0-runtime
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thek@adventure.(none) authored
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thek@adventure.(none) authored
into adventure.(none):/home/thek/Development/cpp/mysql-5.0-runtime
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thek@adventure.(none) authored
into adventure.(none):/home/thek/Development/cpp/mysql-5.0-runtime
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thek@adventure.(none) authored
Invaldating a subset of a sufficiently large query cache can take a long time. During this time the server is efficiently frozen and no other operation can be executed. This patch addresses this problem by setting a time limit on how long time a dictionary access request can take before giving up on the attempt. This patch does not work for query cache invalidations issued by DROP, ALTER or RENAME TABLE operations.
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- 30 Aug, 2007 5 commits
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malff/marcsql@weblab.(none) authored
into weblab.(none):/home/marcsql/TREE/mysql-5.0-runtime
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davi@moksha.local authored
The problem is that a SELECT on one thread is blocked by INSERT ... ON DUPLICATE KEY UPDATE on another thread even when low_priority_updates is activated. The solution is to possibly downgrade the lock type to the setting of low_priority_updates if the INSERT cannot be concurrent.
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malff/marcsql@weblab.(none) authored
into weblab.(none):/home/marcsql/TREE/mysql-5.0-28779-b
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kaa@polly.(none) authored
Use double quotes instead of single ones which make the test fail on Windows. This is for bug #30164.
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kaa@polly.(none) authored
Problem: In cases when a client-side macro appears inside a server-side comment, the add_line() function in mysql.cc discarded all characters until the next delimiter to remove macro arguments from the query string. This resulted in broken queries being sent to the server when the next delimiter character appeared past the comment's boundaries, because the comment closing sequence ('*/') was discarded. Fix: If a client-side macro appears inside a server-side comment, discard all characters in the comment after the macro (that is, until the end of the comment rather than the next delimiter). This is a minimal fix to allow only simple cases used by the mysqlbinlog utility. Limitations that are worth documenting: - Nested server-side and/or client-side comments are not supported by mysql.cc - Using client-side macros in multi-line server-side comments is not supported - All characters after a client-side macro in a server-side comment will be omitted from the query string (and thus, will not be sent to server).
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- 29 Aug, 2007 13 commits
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malff/marcsql@weblab.(none) authored
comments) Before this fix, the server would accept queries that contained comments, even when the comments were not properly closed with a '*' '/' marker. For example, select 1 /* + 2 <EOF> would be accepted as select 1 /* + 2 */ <EOF> and executed as select 1 With this fix, the server now rejects queries with unclosed comments as syntax errors. Both regular comments ('/' '*') and special comments ('/' '*' '!') must be closed with '*' '/' to be parsed correctly.
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msvensson@pilot.(none) authored
into pilot.(none):/data/msvensson/mysql/mysql-5.0-maint
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msvensson@pilot.(none) authored
'mysqld_wait_started' don't return prematurely because of an old pidfile
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msvensson@pilot.(none) authored
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msvensson@pilot.(none) authored
into pilot.(none):/data/msvensson/mysql/mysql-5.0-maint
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msvensson@pilot.(none) authored
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anozdrin/alik@ibm. authored
seems to be converted as varbinary. The bug has been already fixed. This CS just adds a test case for it.
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msvensson@pilot.(none) authored
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msvensson@pilot.(none) authored
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msvensson@pilot.(none) authored
into pilot.(none):/data/msvensson/mysql/mysql-5.0-maint
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msvensson@pilot.(none) authored
into pilot.(none):/data/msvensson/mysql/mysql-5.0-maint
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msvensson@pilot.(none) authored
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msvensson@pilot.(none) authored
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- 28 Aug, 2007 11 commits
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davi@moksha.local authored
into moksha.local:/Users/davi/mysql/push/mysql-5.0-runtime
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tsmith@ramayana.hindu.god authored
into ramayana.hindu.god:/home/tsmith/m/bk/maint/50
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malff/marcsql@weblab.(none) authored
This is a performance bug, affecting in particular the bison generated code for the parser. Prior to this fix, the grammar used a long chain of reduces to parse an expression, like: bit_expr -> bit_term bit_term -> bit_factor bit_factor -> value_expr value_expr -> term term -> factor etc This chain of reduces cause the internal state automaton in the generated parser to execute more state transitions and more reduces, so that the generated MySQLParse() function would spend a lot of time looping to execute all the grammar reductions. With this patch, the grammar has been reorganized so that rules are more "flat", limiting the depth of reduces needed to parse <expr>. Tests have been written to enforce that relative priorities and properties of operators have not changed while changing the grammar. See the bug report for performance data.
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msvensson@pilot.(none) authored
Fix typo, "next_con" -> "con"
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msvensson@pilot.(none) authored
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msvensson@pilot.(none) authored
to perform this analyzis)
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msvensson@pilot.(none) authored
into pilot.(none):/data/msvensson/mysql/mysql-5.0-maint
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msvensson@pilot.(none) authored
into pilot.(none):/data/msvensson/mysql/bug28812/my50-bug28812
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msvensson@pilot.(none) authored
- Merge sslaccept and sslconnect. - Atomically "reset" vio to VIO_TYPE_SSL when the SSL connection has succeeded, this avoids having to revert anything and thus protects against "close_active_vio" in the middle. - Add some variance to the testcase
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msvensson@pilot.(none) authored
- Fix bug#27265 - Support for fixing bug#18441
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tsmith@ramayana.hindu.god authored
into ramayana.hindu.god:/home/tsmith/m/bk/maint/50
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- 27 Aug, 2007 3 commits
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davi@moksha.local authored
If, after the tables are locked, one of the conditions to read from a HANDLER table is not met, the handler code wrongly jumps to a error path that won't unlock the tables. The user-visible effect is that after a error in a handler read command, all subsequent handler operations on the same table will hang. The fix is simply to correct the code to jump to the (same) error path that unlocks the tables.
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davi@moksha.local authored
The problem from a user's perspective: user creates table A, and then tries to CREATE TABLE a SELECT from A - and this causes a deadlock error, a hang, or fails with a debug assert, but only if the storage engine is InnoDB. The origin of the problem: InnoDB uses case-insensitive collation (system_charset_info) when looking up the internal table share, thus returning the same share for 'a' and 'A'. Cause of the user-visible behavior: since the same share is returned to SQL locking subsystem, it assumes that the same table is first locked (within the same session) for WRITE, and then for READ, and returns a deadlock error. However, the code is wrong in not properly cleaning up upon an error, leaving external locks in place, which leads to assertion failures and hangs. Fix that has been implemented: the SQL layer should properly propagate the deadlock error, cleaning up and freeing all resources. Further work towards a more complete solution: InnoDB should not use case insensitive collation for table share hash if table names on disk honor the case.
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df@pippilotta.erinye.com authored
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