5 мая 2017 г. · Partial index is complex version of sparse, it will filter documents not only checking their existence, but using conditions provided in ...

9 апр. 2024 г. · MongoDB provides the option to create partial indexes. Partial indexes offer a superset of the functionality of sparse indexes. Partial Indexes should be ...

26 дек. 2019 г. · Sparse indexes are like regular indexes in mongodb. The differece is that sparse indexes only include documents that have the indexed field.

4 февр. 2020 г. · However sparse index on a collection cannot return complete results, you will have to careful with its usage. Another approach you can it create ...

18 мар. 2015 г. · According to docs, if I create a sparse index, documents not having the specified field won't be referenced by the index. However, what happens ...

22 дек. 2011 г. · Sparse indexes do not contain documents that miss indexed field. However, if field exists and has value of null, it will still be indexed.

11 янв. 2017 г. · MongoDB only updates a sparse or partial index if the documents involved in a write operation are included in the index. So, the partial index ...

27 янв. 2016 г. · Starting in MongoDB 3.2, MongoDB provides the option to create partial indexes. Partial indexes offer a superset of the functionality of sparse indexes.

28 янв. 2015 г. · A sparse index avoids indexing a field that doesn't exist. A unique index avoid documents being inserted that have the same field values.

10 сент. 2020 г. · Partial indexes offer a superset of the functionality of sparse indexes. If you are using MongoDB 3.2 or later, partial indexes should be ...