Indexes in MongoDB allow databases to locate documents quickly without scanning entire collections.
Types of indexes
MongoDB supports several index types including compound indexes, text indexes, and hashed indexes.
Without indexes, databases become slow at scale.
Ankit Singh
Single Index
Index on a single field.
Compound Index
Index on multiple fields.
Text Index
Supports text search queries.
Hashed Index
Used for sharding.
Proper index design significantly improves performance in production environments.
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