[erlang-questions] clarify: ETS and large binaries

Bjorn Gustavsson <>
Thu Nov 1 17:05:32 CET 2007

"Christian S" <> writes:

> What happens when one store large binaries in ets? Will ets only store
> references or will it copy the binary into ets memory space, so any
> lookup yielding said binary creates a new, but duplicate, large
> binary?

Ets will only store a reference to the binary.

Björn Gustavsson, Erlang/OTP, Ericsson AB

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