Table tmch contains thousands of rows here it is: CREATE TABLE IF NOT EXISTS public.tmch ( id bigserial NOT NULL, year integer, week integer, my_number integer, device_id bigint, CONSTRAINT tmch_pkey PRIMARY KEY (id) ) Sample data: 1716446 2024 37 13…
I have a table people(gid int, name varchar) with data: gid name 1 Bill 2 Will 2 Musk 2 Jack 1 Martin 1 Jorge now I want to get a result set like below: gid representative(varchar) 1 Bill, Martin 2…
I have a problem with querying with MongoDB, here's the data structure in MongoDB: { "_id": "aaaaa", "groups": [ { "name": "group0", "props": { "unknown1": "value1", "unknown2": "value2", "unknown3": "value3" } }, { "name": "group1", "props": { "unknown4": "value4", "unknown5":…
I'm trying to make a $and clause within a $match clause. This $and clause should have a full complete comparison against the string I'm providing. I'd like to make sure that the comparisong with attributes.value should be exact the string…
Lot's a questions on Stack Overflow regarding Mongo DB, Aggregate, and lookup. However, I could not find direct answers to the issue I am struggling with. Suppose we have two collections: Support and Images. The Support document has a property…
I want to reduce an array of objects like this: var data = [{ item: "Item 1", pages: 30, chapters: 3 }, { item: "Item 1", pages: 50, chapters: 3 }, { item: "Item 2", pages: 10, chapters: 3 }…
This is my MongoDB aggregate result based on the below aggregate query. { "count": 1, "fields": { "accountCode": "17G00011", "accountName": "GST input Receivable" }, "amount": 94.5 } { "amount": -619.5, "count": 1, "fields": { "accountCode": "21C00005", "accountName": "Cyberview Technologies" }…
Here see this Collection here have a record with createdAt with 14Feb and one with 16Feb, Now querying an aggregation on the collection such as I want to add an document of 15Feb as it was missing in collection with…
I am interested in the implementation or code of the stddev_pop() function. I understand what it does, I know there is a definition in the documentation, but I am interested in the code itself. I tried to find it in…
I have data returned as an array like this: [{ "_id" : ObjectId("65aa4921c767f95a70b8867f"), "creator" : "Henry", "date" : "2023-12-22", "channels" : [ { "key" : "HTV", "value" : 1 } ] }, { "_id" : ObjectId("65aa4921c767f95a70b8867f"), "creator" : "Max", "date"…