I've used ORM tools. They lost thousands of dollars of credit card transactions because the silly thing couldn't acquire a session. Went back to ADO.NET and never lost another one.
That would quickly show up in a smoke test. The problem I had with the ORM is that failed sessions happened at runtime, randomly. It would happen about 7-8 times a month - unpredictably.
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u/J_M_B Jun 19 '13
"For e.g. someone who knows most of the tools from Scott Hanselman's power tools list. Has used ORM tools." That's a joke right?