On 01/03/2018 16:42 , Ron Johnson wrote:
On 03/01/2018 01:11 PM, marcelo wrote:
On 01/03/2018 16:00 , Ron Johnson wrote:
[snip]
If your only unique index is a synthetic key, then you can insert
the same "business data" multiple times with different synthetic keys.
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Angular momentum makes the world go 'round.
IMHO, business logic can and must preclude "garbage insertion".
Except you are inserting data directly to database using SQL, any
n-tier architecture will be checking data validity.
Any n-tier architecture that's bug-free.
Do you know about unit testing?
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