mongoose

问题 based on my question before regarding the language text search a have an additional question. MongoDb text search with language support The search for singular and plural works! Now I also want to find the ingredients if you don't search for the full name. To make this possible I use a regex. The problem is now that this regex is searching over all translations. I do not want to search for all languages. I want only search for the requested language. How is that possible? Model { translation:

问题 based on my question before regarding the language text search a have an additional question. MongoDb text search with language support The search for singular and plural works! Now I also want to find the ingredients if you don't search for the full name. To make this possible I use a regex. The problem is now that this regex is searching over all translations. I do not want to search for all languages. I want only search for the requested language. How is that possible? Model { translation:

问题 based on my question before regarding the language text search a have an additional question. MongoDb text search with language support The search for singular and plural works! Now I also want to find the ingredients if you don't search for the full name. To make this possible I use a regex. The problem is now that this regex is searching over all translations. I do not want to search for all languages. I want only search for the requested language. How is that possible? Model { translation:

问题 { "_id": { "$oid": "5f244a0c9b20935b3bdc2cd9" }, "user": { "rid": "5f12ba968ca0084ee7f7ea9b", "name": "", "phone": “0123456789” }, "clazz": “Test”, "enrolment_history": [{ "_id": { "$oid": "5f245e2f1906715c9e52d675" }, "start_from": { "$date": "2020-06-30T18:30:00.000Z" }, "expires_in": { "$date": "2020-07-31T18:30:00.000Z" }, "enrollment_date": { "$date": "2020-06-30T18:30:00.000Z" }, "payment_method": "Free", "status": "SUCCESS", "clazz_transaction": "5f3e74f8d26e962003103c11", "month":

问题 { "_id": { "$oid": "5f244a0c9b20935b3bdc2cd9" }, "user": { "rid": "5f12ba968ca0084ee7f7ea9b", "name": "", "phone": “0123456789” }, "clazz": “Test”, "enrolment_history": [{ "_id": { "$oid": "5f245e2f1906715c9e52d675" }, "start_from": { "$date": "2020-06-30T18:30:00.000Z" }, "expires_in": { "$date": "2020-07-31T18:30:00.000Z" }, "enrollment_date": { "$date": "2020-06-30T18:30:00.000Z" }, "payment_method": "Free", "status": "SUCCESS", "clazz_transaction": "5f3e74f8d26e962003103c11", "month":

问题 I'm trying to delete the chunks from files that have not been fully uploaded to a MongoDB database. When uploading files directly to MongoDB, the Mongoose , Multer & GridFSBucket packages seperate media file data into 2 sub-collections for the media collection: media.chunks & media.files . In order to manually delete the file's chunks which are stored in the media.chunks collection, you need the file's ID , which is stored in both the media.files and the media.chunks collection ( file

问题 I'm trying to delete the chunks from files that have not been fully uploaded to a MongoDB database. When uploading files directly to MongoDB, the Mongoose , Multer & GridFSBucket packages seperate media file data into 2 sub-collections for the media collection: media.chunks & media.files . In order to manually delete the file's chunks which are stored in the media.chunks collection, you need the file's ID , which is stored in both the media.files and the media.chunks collection ( file

问题 I'm trying to delete the chunks from files that have not been fully uploaded to a MongoDB database. When uploading files directly to MongoDB, the Mongoose , Multer & GridFSBucket packages seperate media file data into 2 sub-collections for the media collection: media.chunks & media.files . In order to manually delete the file's chunks which are stored in the media.chunks collection, you need the file's ID , which is stored in both the media.files and the media.chunks collection ( file

问题 I have these three collections (Products, Users & Comments) 1. Product Model var ProductSchema = new Schema({ title: { type: String, text: true, required: true }, description: { type: String, required: true }, category: [{ type: String, required: true }], type: [{ type: String, required: true }], isUsed: { type: Boolean, }, manufacturer: { type: String }, price: { type: Number }, }); 2. User Model var UserSchema = new Schema({ firstName: { type: String, text: true, required: true }, lastName:

问题 I have two distinct documents as Accounts [ {_id:1, name:'xyz'}, {_id:2, name:'abc'}, {_id:3, name:'def'}, {_id:4, name:'pqr'}, ] and Responses [ {_id:01, accountId:2, questionId: 0001, res: true}, {_id:02, accountId:2, questionId: 0002, res: true}, {_id:03, accountId:1, questionId: 0003, res: false}, {_id:03, accountId:3, questionId: 0002, res: false}, {_id:03, accountId:2, questionId: 0003, res: false}, ] How can I count number of true and false responses for an individual account while