Grokking MongoDB
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Drop an Index
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Indexes are essential for optimizing query performance in MongoDB, but there are times when you may need to remove them. This could be due to changes in application requirements, the need to reclaim storage space, or to simplify index management. Dropping indexes that are no longer needed can help maintain optimal database performance and reduce overhead.

Syntax

To drop an index in MongoDB, you use the dropIndex() method. The basic syntax for dropping an index is:

db.collection.dropIndex(<index>)

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