Indexing on only part of a field in MongoDB
- by Rob Hoare
Is there a way to create an index on only part of a field in MongoDB, for example on the first 10 characters? I couldn't find it documented (or asked about on here).
The MySQL equivalent would be CREATE INDEX part_of_name ON customer (name(10));.
Reason: I have a collection with a single field that varies in length from a few characters up to…