Web11 apr. 2024 · 2 Hi I am new to mongodb trying to update date fields in array of objects. Below I have mentioned my model and I have mentioned my query, it's working for start_time and end_time but not update array of objects but I need to update dateTime field which is in objects in time_slots array. These are my mongodb sample documents: Web24 mei 2016 · There is a option called update documents with aggregation pipeline starting from MongoDB v4.2, check condition $cond if userId in myarray.userId or not. if yes then $map to iterate loop of myarray array and check condition if userId match then merge …
$addFields (aggregation) — MongoDB Manual
Web1 nov. 2024 · It is generally recommended to use an array of objects when designing a MongoDB database. An array of objects allows you to store multiple items in a single field, and it allows you to easily add, remove, and modify individual items within the array. Web2 dagen geleden · Elements of this array are objects, every object has emailID and Status fields status has some possible values like SENT, FAILED, SCHEDULED. emailID is the person who has sent the email. what i want is, count the occurrence above status values and create a new fields for that count, say SENT: 20, ERROR: 1 like that. ge electric wiki
How to Add Elements into an Array in MongoDB
Web2 dagen geleden · Elements of this array are objects, every object has emailID and Status fields status has some possible values like SENT, FAILED, SCHEDULED. emailID is the person who has sent the email. what i want is, count the occurrence above status values … Web4 mei 2024 · Add field to every object in array of objects in mongo aggregation. I have one field in schema at root level and want to add it in every object from array which matches a condition. Here is a sample document.... { calls: [ { "name": "sam", "status": … Web11 apr. 2024 · Hi I am new to mongodb trying to update date fields in array of objects. Below I have mentioned my model and I have mentioned my query, it's working for start_time and end_time but not update array of objects but I need to update dateTime … ge electric water heater element replacement