XEts.setopts

You're seeing just the function setopts, go back to XEts module for more information.
Link to this function

setopts(tab, opts)

Equivalent to setopts(tab, opts, :shards_meta.get(tab)).

Link to this function

setopts(tab, opts, meta)

Specs

setopts(t() | tab(), opts(), meta()) :: boolean()

Equivalent to :ets.setopts/2.

Returns true if the function was applied successfully on each partition, otherwise, false is returned.

See also: :ets.setopts/2.