How would you explain Eager vs Explicit Loading to a junior engineer?

Answers use simple, clear English.

Quick interview answer

Explain Eager vs Explicit Loading in one sentence, then a tiny example, then one “don’t do this” tip. Mitigate first, then root-cause. Check symptoms against: Lazy loading enabled globally causing hidden N+1 in foreach..

Detailed answer

Junior-friendly explanation of Eager vs Explicit Loading: Plain English: Mitigate first, then root-cause. Check symptoms against: Lazy loading enabled globally causing hidden N+1 in foreach.. Tiny example: Order list with items: .Include(o => o.Items) prevents N+1 when rendering line counts. One warning: Lazy loading enabled globally causing hidden N+1 in foreach.

Full explanation

Keep jargon low, then layer detail. Include/ThenInclude eager-loads related data in one query. Explicit loading: reference/load after query. Avoid lazy loading in web apps (N+1 in loops).

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Parent context — Eager vs Explicit Loading

Mitigate first, then root-cause. Check symptoms against: Lazy loading enabled globally causing hidden N+1 in foreach..

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