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New posts in aggregate-functions

Example of the Scala aggregate function

scala aggregate-functions

in postgres select, return a column subquery as an array?

Aggregate SQL Function to grab only the first from each group

group by first character

Return as array of JSON objects in SQL (Postgres)

How to define and use a User-Defined Aggregate Function in Spark SQL?

Spark SQL replacement for MySQL's GROUP_CONCAT aggregate function

How can I use SUM for bit columns?

DISTINCT ON in an aggregate function in postgres

How to SUM and SUBTRACT using SQL?

Django Aggregation - Expression contains mixed types. You must set output_field

PostgreSQL: running count of rows for a query 'by minute'

GROUP BY and COUNT in PostgreSQL

How to do a count on a union query

How to select data where a field has a min value in MySQL?

LINQ aggregate and group by periods of time

c# linq aggregate-functions

GROUP BY + CASE statement

No non-missing arguments warning when using min or max in reshape2

How to use Oracle's LISTAGG function with a unique filter? [duplicate]

How to group mysql rows with same column value into one row?