removeIndex() - Remove a JSON index command

index_spec

This parameter specifies an index name or the JSON definition of the index that is to be removed.

Example 1: Remove the mypriceidx index by referring to the index name:

db.books.removeIndex("mypriceidx")

Sample output is as follows:

Index <mypriceidx> was removed successfully.

Example 2: Remove an index by specifying the index characteristics.

db.books.removeIndex({"author": 1})

Sample output is as follows:

Index <books_xauthor> was removed successfully.