Ravi Sir's Cards › AWS
When do you use Map?
This interview card answers: When do you use Map? Map runs the same processing over an array of items, with concurrency limits. Use it for fan-out over orders/files; prefer Parallel only for fixed named branches. Process 500 invoice IDs with MaxConcurrency 10 so Lambda is not flooded.
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What this card says
What it is
Map runs the same processing over an array of items, with concurrency limits.
Map state
Why it matters
Use it for fan-out over orders/files; prefer Parallel only for fixed named branches.
How / example
Process 500 invoice IDs with MaxConcurrency 10 so Lambda is not flooded.