Hello -
Instead of returning a tuple for Riak Search results, we'll return a record
instead:
-record(search_results, {
docs :: [search_doc()], %% Result documents
max_score :: float(), %% Maximum score
num_found :: non_neg_integer() %% Number of results
}).
Cheers -
Dave
On Aug 2, 2012, at 11:08 PM, Andrew Berman wrote:
> The more fields the better. I like this change.
>
> Andrew
>
> On Aug 2, 2012 8:17 AM, "Dave Parfitt" <[email protected]> wrote:
> Hello -
> We're considering some changes to the Riak Search functionality in
> riak-erlang-client for the upcoming Riak 1.2 release. The current behavior of
> the riakc_pb_socket:search/* functions return a list in the form: [[Index,
> Id],[Index2,Id2],...]
>
> With the new Riak Search protobuffs messages, we have the ability to also
> return fields from the search doc in the results (as additional values in the
> tuple). Also, it's possible to return the search results "max score", and
> "number found". Does anyone have any objections to returning additional
> fields? To maintain semi-compatible behavior, it's possible to use the fl
> (field limit) search option to just return the id.
>
> Current behavior:
> riakc_pb_socket:search(Pid, <<"phrases_custom">>, <<"phrase:fox">>).
>
> {ok,[[<<"phrases_custom">>,<<"5">>],
> [<<"phrases_custom">>,<<"1">>]]}
>
> Proposed behavior:
> riakc_pb_socket:search(Pid, <<"phrases_custom">>, <<"phrase:fox">>).
> {ok,[{<<"phrases_custom">>,
> [{<<"id">>,<<"1">>},
> {<<"phrase">>,<<"The quick brown fox jumps over the lazy dog">>}],
> {<<"phrases_custom">>,
> [{<<"id">>,<<"5">>},
> {<<"phrase">>,<<"The quick brown fox jumps over the lazy dog">>}],
> 0.0,2}
> %% Note the last two fields of the result are Max Score and Number Found.
>
> Semi-compatible behavior by specifying the fl (with the exception of max
> score and number found):
> riakc_pb_socket:search(Pid, <<"phrases_custom">>, <<"phrase:fox">>,
> [{fl,[<<"id">>]}], 5000, 5000).
> {ok,[{<<"phrases_custom">>,[{<<"id">>,<<"1">>}]},
> {<<"phrases_custom">>,[{<<"id">>,<<"5">>}]},
> 0.0,2}
>
> Cheers -
> Dave
>
>
>
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