The mapping function
The reducing function
Query selector to apply to input documents
Criteria to use to sort the input documents.
Limit the number of input documents to map
JavaScript function applied to the output after the
reduce
function.
Global variables made available to the map
, reduce
and
finalizer
functions.
Whether to avoid converting intermediate values to
BSON, leaving them as JavaScript objects instead.
Setting this to true
has implications on the size of
the input, see the MongoDB mapReduce
documentation
for details.
Whether to include additional information, such as timing, in the results.
JavaScript function applied to the output after the
reduce
function.
Criteria to use to sort the input documents.
Whether to avoid converting intermediate values to BSON, leaving them as JavaScript objects instead.
Whether to avoid converting intermediate values to
BSON, leaving them as JavaScript objects instead.
Setting this to true
has implications on the size of
the input, see the MongoDB mapReduce
documentation
for details.
Limit the number of input documents to map
The mapping function
The reducing function
Global variables made available to the map
, reduce
and
finalizer
functions.
Query selector to apply to input documents
Whether to include additional information, such as timing, in the results.
Configuration parameters for MapReduce operations
The mapping function
The reducing function
Query selector to apply to input documents
Criteria to use to sort the input documents.
Limit the number of input documents to
map
JavaScript function applied to the output after the
reduce
function.Global variables made available to the
map
,reduce
andfinalizer
functions.Whether to avoid converting intermediate values to BSON, leaving them as JavaScript objects instead. Setting this to
true
has implications on the size of the input, see the MongoDBmapReduce
documentation for details.Whether to include additional information, such as timing, in the results.