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MDEV-15754 Server crashes in fill_record_n_invoke_before_triggers upon ...

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insert into table with TIMESTAMP INVISIBLE

Problem:- The segfault occurs because value is null but since timestamp field
is VISIBLE it expects a value , and it tries to call value->save_in_field(..
Timestamp field should not be visible this is the problem.

Solution:- While we clone field for record0_field we don't honor the field
_visibility , this patch changes that.
This commit is contained in:
Sachin Setiya
2018-04-16 16:27:11 +05:30
parent fa68b88b5d
commit dde0ba5aaa
3 changed files with 14 additions and 0 deletions
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sql/sql_trigger.cc
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@ -1240,6 +1240,7 @@ bool Table_triggers_list::prepare_record_accessors(TABLE *table)
return 1;
f->flags= (*fld)->flags;
f->invisible= (*fld)->invisible;
f->null_ptr= null_ptr;
f->null_bit= null_bit;
if (null_bit == 128)