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5.2 merge.

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two tests still fail:
  main.innodb_icp and main.range_vs_index_merge_innodb
  call records_in_range() with both range ends being open
  (which triggers an assert)
This commit is contained in:
Sergei Golubchik 2012-08-22 16:45:25 +02:00
commit f72a765997
228 changed files with 6874 additions and 3492 deletions
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19
sql/item_cmpfunc.cc
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@ -3007,6 +3007,15 @@ void Item_func_case::fix_length_and_dec()
return;
}
}
/*
Set cmp_context of all WHEN arguments. This prevents
Item_field::equal_fields_propagator() from transforming a
zerofill argument into a string constant. Such a change would
require rebuilding cmp_items.
*/
for (i= 0; i < ncases; i+= 2)
args[i]->cmp_context= item_cmp_type(left_result_type,
args[i]->result_type());
}
if (else_expr_num == -1 || args[else_expr_num]->maybe_null)
@ -3986,6 +3995,16 @@ void Item_func_in::fix_length_and_dec()
}
}
}
/*
Set cmp_context of all arguments. This prevents
Item_field::equal_fields_propagator() from transforming a zerofill integer
argument into a string constant. Such a change would require rebuilding
cmp_itmes.
*/
for (arg= args + 1, arg_end= args + arg_count; arg != arg_end ; arg++)
{
arg[0]->cmp_context= item_cmp_type(left_result_type, arg[0]->result_type());
}
max_length= 1;
}