MongoDB aggregate with array and nested lookup...

pandas equivalent of groub by with STRING_AGG for several columns...

Spatialpolygonsdataframe: aggregation based on other columns without turning it into data frame ? in...

How to access group keys during aggregation in pandas groupby?...

find phoneNumber regex with mongoose...

Using the last day in each month of my time series in R...

How to count rows for groups with a given member?...

MongoDb - Return bulks of N elements from the end of a nested array looping backwards at each call (...

Proportion of non-zero values by multiple columns/groups...

LINQ: How do I concatenate a list of integers into comma delimited string?...

What's the easiest way to aggregate my CSV data in Python 3.9?...

How to use join text with group by in Pyspark?...

Presenting summary information with splitting the value of a column...

Is there an R function for setting rows on aggregate data?...

How can I get average of String Value in MongoDB aggregation...

Sliding 1-hour periods aggregation query...

How to compute total number per each month and year?...

Aggregating by average on 2 conditions while accounting for NA...

How to calculating interval days by factor in R...

Why can an aggreggate struct be brace-initialized, but not emplaced using the same list of arguments...

Aggregate MongoDB...

In R, how can I group by one column and conditionally sum another?...

How can I count a number of conditional rows within r dplyr mutate?...

Domain Driven Design repository for child aggregate entity...

How to find average of variable (x value) aggregated by subset (certain days) of another variable (y...

Pandas groupby and aggregate on some operation between columns...

Lookup and combine data in a specific format with mongodb...

Get queryset objects grouped by an annotation value range...

Aggregating two values in a panel data with the same date and id but different type...

MongoDB: add element to an array with an object that contains field calculated on another field...