What is Indexing in a Database?
FAQs
What is an index in a database?
A database index is a special data structure that provides faster access to specific data without having to all of the data stored in a particular table. Without an index, the database engine needs to go through each record to see if there is a match in transactional enviorments.
What is a MongoDB index?
A database index is a sort of map of your collection to make it easier to retrieve your documents. MongoDB can easily find the documents that match your query by listing sorted documents that map to your collection.
Are there indexes in MongoDB?
Yes, MongoDB supports multiple types of database indexes The most common ones are single-field and compound indexes. More advanced index types include multi-key, geospatial, text, and hashed indexes.
Can MongoDB handle millions of records?
Yes, MongoDB is known to support colossal data sets. The key to efficiently querying this data is through a good indexing strategy.
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