github.com/mrqzzz/migrate@v5.1.7+incompatible/database/mongodb/examples/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 ]