Details
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Bug
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Status: Open (View Workflow)
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Minor
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Resolution: Unresolved
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10.0.0, 5.5.28
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None
Description
Conditional jump or move depends on uninitialised value(s)
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at 0x966037: ha_maria::check_if_incompatible_data(st_ha_create_information*, unsigned int) (ha_maria.cc:3191)
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by 0xC7E657: ha_partition::check_if_incompatible_data(st_ha_create_information*, unsigned int) (ha_partition.cc:6989)
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by 0x6AC739: mysql_compare_tables(TABLE*, Alter_info*, st_ha_create_information*, unsigned int, enum_alter_table_change_level*, st_key**, unsigned int**, unsigned int*, unsigned int**, unsigned int*, unsigned int*) (sql_table.cc:5369)
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by 0x6AF306: mysql_alter_table(THD*, char*, char*, st_ha_create_information*, TABLE_LIST*, Alter_info*, unsigned int, st_order*, bool, bool) (sql_table.cc:6404)
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by 0x9406CD: Alter_table_statement::execute(THD*) (sql_alter.cc:106)
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by 0x615175: mysql_execute_command(THD*) (sql_parse.cc:4771)
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by 0x618393: mysql_parse(THD*, char*, unsigned int, Parser_state*) (sql_parse.cc:6056)
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by 0x60B33F: dispatch_command(enum_server_command, THD*, char*, unsigned int) (sql_parse.cc:1216)
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by 0x60A538: do_command(THD*) (sql_parse.cc:945)
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by 0x70F63F: do_handle_one_connection(THD*) (sql_connect.cc:1254)
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by 0x70F00F: handle_one_connection (sql_connect.cc:1168)
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by 0xBE083A: pfs_spawn_thread (pfs.cc:1800)
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by 0x5895EFB: start_thread (pthread_create.c:304)
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by 0x611959C: clone (clone.S:112)
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The trace is from maria/10.0 revno 3479
Test case
--source include/have_partition.inc
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CREATE TABLE t1 (a INT) ENGINE=Aria PARTITION BY HASH(a) PARTITIONS 2;
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ALTER TABLE t1 ENGINE = Unknown;
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