github.com/dynastymasra/migrate/v4@v4.11.0/database/mongodb/examples/migrations/002_create_indexes.down.json (about)

     1  [
     2    {
     3      "dropIndexes": "mycollection",
     4      "index": "username_sort_by_asc_created"
     5    },
     6    {
     7      "dropIndexes": "mycollection",
     8      "index": "unique_email"
     9    }
    10  ]