MySQL Bugs MySQL AB Bugs Database http://bugs.mysql.com/ MySQL Bugs http://bugs.mysql.com/images/mysql_100x52-64.gif http://bugs.mysql.com/ http://bugs.mysql.com/29349 #29349: dropping MEMORY table very slow http://bugs.mysql.com/bug.php?id=29349 Submitted by: Jacek Becla
Category: Server: Memory
Status: Verified
Severity: 3
OS: Any
Version: 5.0.27
]]> Tue, 26 Jun 2007 01:01:49 +0000 Server: Memory http://bugs.mysql.com/42868 #42868: unique prefixed indexes on varchar columns don't work in memory engine http://bugs.mysql.com/bug.php?id=42868 Submitted by: Shane Bester
Category: Server: Memory
Status: Verified
Severity: 3
OS: Any
Version: 5.0.74, 5.1.48
]]> Sun, 15 Feb 2009 20:00:44 +0000 Server: Memory http://bugs.mysql.com/44138 #44138: Memory engine table full at much less than max_heap_table_size with btree index http://bugs.mysql.com/bug.php?id=44138 Submitted by: Tyson Whitehead
Category: Server: Memory
Status: Verified
Severity: 2
OS: Linux (x86_64 rhel5 version from download page)
Version: 5.1.57, 5.6.14, 5.6.30
]]> Tue, 07 Apr 2009 22:48:01 +0000 Server: Memory http://bugs.mysql.com/61238 #61238: Hash indexes with a prefix length do not work http://bugs.mysql.com/bug.php?id=61238 Submitted by: Alexey Kopytov
Category: Server: Memory
Status: Verified
Severity: 3
OS: MacOS
Version: 5.1.58, 5.5
]]> Fri, 20 May 2011 04:17:52 +0000 Server: Memory http://bugs.mysql.com/62548 #62548: Different result from memory and myisam table http://bugs.mysql.com/bug.php?id=62548 Submitted by: Zoltn Varga
Category: Server: Memory
Status: Verified
Severity: 2
OS: Linux (Ubuntu)
Version: 5.1.49, 5.1.58
]]> Tue, 27 Sep 2011 10:22:04 +0000 Server: Memory http://bugs.mysql.com/67978 #67978: Signed zero is handled incorrectly by HASH indexes and GROUP BY http://bugs.mysql.com/bug.php?id=67978 Submitted by: Alexey Kopytov
Category: Server: Memory
Status: Verified
Severity: 3
OS: Any
Version: 5.1, 5.5, 5.6
]]> Thu, 27 Dec 2012 06:13:53 +0000 Server: Memory http://bugs.mysql.com/68086 #68086: Heap tables don't use index for group by http://bugs.mysql.com/bug.php?id=68086 Submitted by: Andy Svensson
Category: Server: Memory
Status: Verified
Severity: 3
OS: Any
Version: 5.5.29, 5.5.30, 5.7.1
]]> Tue, 15 Jan 2013 08:41:35 +0000 Server: Memory http://bugs.mysql.com/71559 #71559: Max_data_length has integer overflow on some memory tables http://bugs.mysql.com/bug.php?id=71559 Submitted by: Shane Bester
Category: Server: Memory
Status: Verified
Severity: 3
OS: Windows
Version: 5.0.96
]]> Sun, 02 Feb 2014 12:29:34 +0000 Server: Memory http://bugs.mysql.com/73777 #73777: DELETE query takes a long time and examines more rows than exist in the table http://bugs.mysql.com/bug.php?id=73777 Submitted by: Paul Tumakaev
Category: Server: Memory
Status: Verified
Severity: 3
OS: Linux
Version: 5.6, 5.6.21, 5.5.40
]]> Sun, 31 Aug 2014 11:00:02 +0000 Server: Memory http://bugs.mysql.com/74198 #74198: Get full table scan after FORCE INDEX for HEAP http://bugs.mysql.com/bug.php?id=74198 Submitted by: Mark Callaghan
Category: Server: Memory
Status: Verified
Severity: 3
OS: Any
Version: 5.7.5
]]> Fri, 03 Oct 2014 00:07:34 +0000 Server: Memory http://bugs.mysql.com/85291 #85291: missing break for case HA_EXTRA_RESET_STATE in function heap_extra http://bugs.mysql.com/bug.php?id=85291 Submitted by: Shane Bester
Category: Server: Memory
Status: Verified
Severity: 3
OS: Any
Version: 5.1+
]]> Fri, 03 Mar 2017 11:41:45 +0000 Server: Memory http://bugs.mysql.com/95866 #95866: "Can't find record" error in SELECT statement http://bugs.mysql.com/bug.php?id=95866 Submitted by: Manuel Rigger
Category: Server: Memory
Status: Verified
Severity: 3
OS: Ubuntu
Version: 8.0.16, 5.7.26
]]> Tue, 18 Jun 2019 21:47:07 +0000 Server: Memory http://bugs.mysql.com/95964 #95964: Compare that uses UNSIGNED cast and function malfunctions in the MEMORY engine http://bugs.mysql.com/bug.php?id=95964 Submitted by: Manuel Rigger
Category: Server: Memory
Status: Verified
Severity: 3
OS: Ubuntu
Version: 8.0.16, 5.7.26, 5.6.44
]]> Mon, 24 Jun 2019 22:23:25 +0000 Server: Memory http://bugs.mysql.com/117455 #117455: MEMORY engine CHAR type comparison results differ from expectations. http://bugs.mysql.com/bug.php?id=117455 Submitted by: wang jack
Category: Server: Memory
Status: Verified
Severity: 2
OS: Windows (windows 11)
Version: 8.4.1 9.1.0, 8.4.4, 8.0.41
]]> Thu, 13 Feb 2025 02:13:50 +0000 Server: Memory http://bugs.mysql.com/120273 #120273: Incorrect COUNT result when "SET SESSION internal_tmp_mem_storage_engine = MEMORY" is used http://bugs.mysql.com/bug.php?id=120273 Submitted by: jinhui lai
Category: Server: Memory
Status: Verified
Severity: 2
OS: Ubuntu (22.04)
Version: 8.0.45
]]> Wed, 15 Apr 2026 15:39:48 +0000 Server: Memory