t/uni_modules/uni-cms-article/uniCloud/database/db_init.json

{
  "uni-cms-unlock-record": {
    "data": [],
    "index": [
      {
        "IndexName": "unique_article_trans_",
        "MgoKeySchema": {
          "MgoIndexKeys": [{
            "Name": "unique_id",
            "Direction": "1"
          },{
            "Name": "article_id",
            "Direction": "1"
          },{
            "Name": "trans_id",
            "Direction": "1"
          }],
          "MgoIsUnique": false
        }
      }
    ]
  }
}