Follow-up · depth 5
What trade-offs come with LINQ Deferred Execution?
What trade-offs come with LINQ Deferred Execution?
Answers use simple, clear English.
Quick interview answer
Pros: Composable query building; provider translation for databases. Cons: Multiple enumeration surprise; captured variables in closures may stale.
Detailed answer
Trade-offs for LINQ Deferred Execution: Pros: Composable query building; provider translation for databases. Cons: Multiple enumeration surprise; captured variables in closures may stale. Decision rule: choose LINQ Deferred Execution when the benefits outweigh operational cost for your SLO. Parent context: Mitigate first, then root-cause. Check symptoms against: Calling Count() then foreach expecting cached results on deferred IEnumerable..
Full explanation
Strong answers state both sides and when you would pick an alternative. Pros: Composable query building; provider translation for databases. Cons: Multiple enumeration surprise; captured variables in closures may stale.
Follow-up questions
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Parent context — LINQ Deferred Execution
Mitigate first, then root-cause. Check symptoms against: Calling Count() then foreach expecting cached results on deferred IEnumerable..
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