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Re: Trigger usecase

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On 7/30/24 13:28, David G. Johnston wrote:
On Tue, Jul 30, 2024 at 11:46 AM sud <suds1434@xxxxxxxxx <mailto:suds1434@xxxxxxxxx>> wrote:


    Not sure of the exact pros and cons, but we were following certain
    rules like , if it's business logic which needs to be implemented in
    Database, then it should not be done using triggers but rather
    should be done through database procedure/functions. Hope this
    understanding correct.


That is my personal take.  For process-oriented stuff you can follow the trail of calls all the way through to the end of the process and its final result.  With triggers you follow the trail to the insert/update/delete then stop thinking that's it, while in reality it continues because you have triggers performing yet more work.


"On insert/update/delete to this table the following actions are taken via triggers using the supplied function/procedure:

Insert
    Data is sent to audit table using table_audit()
Update
    Data is sent to audit table using table_audit()
Delete
    Data is sent to audit table using table_audit()

See function specific documentation below

[...]
"
David J.


--
Adrian Klaver
adrian.klaver@xxxxxxxxxxx






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