in lib/nano.js [1093:1104]
function partitionedFind (partition, query, callback) {
if (missing(partition, query) || typeof query !== 'object') {
return callbackOrRejectError(callback)
}
return relax({
db: dbName,
path: '_partition/' + encodeURIComponent(partition) + '/_find',
method: 'POST',
body: query
}, callback)
}