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## 📝 Issue Description
Add the following content for **MongoDB Advanced Aggregation Pipelines** under **MongoDB**
1. Overview of MongoDB Aggregation.
2. Pipeline Stages.
3. Working with `$grou…
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Currently the `autocomplete` endpoint performs an aggregation within the controller itself, putting together a new aggregation pipeline for each request. As this is relatively inefficient and messy, t…
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@douggynix wrote:
> I handle the aggregation query pagination a custom house solution. The pagination for aggregation pipeline is very tricky as you have multiple filter stages that may render any ki…
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I'm currently converting aggregations pipelines from `MongoRepository` to concrete classes with `MongoTemplate`, due to #4808, among other issues.
In repositories, you can write pipelines as an arr…
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There are a number of issues related to pipeline/bucket aggregations. We've been tracking these and believe that there is value in a refactor to reduce the issues, as well as ensure that future change…
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In order to support front-end querying, we need to aggregate the data sources which are currently Twitter and Reddit.
We want to be able to aggregate the sentiment data per player per (day|month). …
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Using `fetch_links=True` with a `View` results in an error:
```
...
File ".../beanie/odm/queries/find.py", line 1042, in __await__
document = yield from self._find_one().__await__() # t…
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**Describe the bug**
When creating a sibling pipeline aggregation, some bucket aggregations are not immediately selectable in the UI and the dropdown does not work properly.
**To Reproduce**
Step…
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Given a aggregation pipeline like this:
```
aggregation_pipeline = [
{
"$lookup": {
"from": "books",
"let": {"bookId": "$_id"},
"pipeline": [
…
alp82 updated
7 months ago
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Suppose you have a document where `_id` is defined with a [$function](https://www.mongodb.com/docs/manual/reference/operator/aggregation/function/), like the following:
```json
{
"_id": {
…