Thanks Mark! I really wish that FB could be improved to avoid that
situation.

Let's see what our friends thinks about it.

[]s
Carlos
http://www.firebirdnews.org
FireBase - http://www.FireBase.com.br

MR> On 6-9-2019 01:46, Carlos H. Cantu wrote:
>> I understand that there are other scenarios where the currently FK
>> behavior is correct and makes sense, for example, in the case of
>> avoiding deleting a master record with "commited but not visible
>> childs", but for the reported example, the currently behavior looks
>> incorrect, and for people with business logic implemented in triggers,
>> it may/will lead to incorrect results.

MR> I think you're right. You should only be able to insert records that 
MR> reference records that are visible to your transaction. Given Tx2 
MR> started before Tx1 committed, the effects from Tx1 aren't visible to 
MR> your transaction. Your insert in Tx2 should fail as the master record 
MR> from Tx1 doesn't exist from the perspective of Tx2.

>> Does anyone knows if this behavior is following the Standard?

MR> I don't think this behaviour is correct in view of the standard, but I
MR> haven't looked it up.

MR> Mark



Firebird-Devel mailing list, web interface at 
https://lists.sourceforge.net/lists/listinfo/firebird-devel

Reply via email to