mongodbHow to list all indexes in MongoDB?

To list all indexes in MongoDB, you can use the db.collection.getIndexes() command. This command will return an array of documents that contain information about all the indexes in the specified collection.

Example code

db.collection.getIndexes()

Example output:

[
  {
    "v" : 2,
    "key" : {
      "_id" : 1
    },
    "name" : "_id_",
    "ns" : "test.collection"
  },
  {
    "v" : 2,
    "key" : {
      "name" : 1
    },
    "name" : "name_1",
    "ns" : "test.collection"
  }
]

Code explanation

• db.collection.getIndexes(): This command will return an array of documents that contain information about all the indexes in the specified collection.
• v: This is the version of the index.
• key: This is the key pattern of the index.
• name: This is the name of the index.
• ns: This is the namespace of the index.

Helpful links

• MongoDB Documentation - db.collection.getIndexes()

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