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Type:
Technical task
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Status: Closed
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Priority:
Major
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Resolution: Fixed
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Affects Version/s: None
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Fix Version/s: None
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Component/s: None
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Labels:None
Description
merge 5.6->10.0
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fixed by serg
I have started with innodb suite
innodb_bug14007649 has a patch http://lists.mysql.com/commits/144170
in both (xtradb/innodb) the patch is present
This part of the task (merge to 10.0-monty tree) is finished
Fix for union with duplicate rows is:
=== modified file 'sql/sql_union.cc'
— sql/sql_union.cc 2013-06-19 11:32:14 +0000
+++ sql/sql_union.cc 2013-06-26 08:43:55 +0000
@@ -73,20 +73,12 @@ bool select_union::send_data(List<Item>
return 0;
}
+ if ((write_err= table->file->ha_write_row(table->record[0])))
{
/* create_internal_tmp_table_from_heap will generate error if needed */
if (table->file->is_fatal_error(write_err, HA_CHECK_DUP) &&
create_internal_tmp_table_from_heap(thd, table,
+ tmp_table_param.start_recinfo,
&tmp_table_param.recinfo,
write_err, 1))
return 1;
Test suite of the patch which added removed lines passes. Now testing why it works and if it is correct fix.