lib/runtime/procs/reduce.js
function reduce(options, params, location, program) {
    return options.every? new reduce_every(options, params, location, program) : new reduce_batch(options, params, location, program);
}
function reduce(options, params, location, program) {
    return options.every? new reduce_every(options, params, location, program) : new reduce_batch(options, params, location, program);
}
function reduce ( options , params , location , program ) { return options . every ? new reduce_every ( options , params , location , program ) : new reduce_batch ( options , params , location , program ) ; }
juttle reduce. Whether you get a batch-driven reducer or a data-driven reducer with its own epochs is decided by the presence of an -every option to reduce.
juttle reduce . Whether you get a batch - driven reducer or a data - driven reducer with its own epochs is decided by the presence of an - every option to reduce .