Explanation:If you index a field that holds an array value, MongoDB creates separate index entries for every element of the array. 8. ___________ indexes use spherical geometry to return results.
A. 3sphere
B. 2sphere
C. 1sphere
D. None of the mentioned
Answer:A
Explanation:If you index a field that holds an array value, MongoDB creates separate index entries for every element of the array. 8. ___________ indexes use spherical geometry to return results.
A. 3sphere B. 2sphere C. 1sphere D. None of the mentioned
Explanation:To support efficient queries of geospatial coordinate data, MongoDB provides two special indexes. 9. MongoDB provides a ________ index type that supports searching for string content in a collection.