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SQL (standard) join count by several columns

score 127 · Answer 1 · 2023-11-23T18:39:52.950000

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SQL (standard) join count by several columns

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score 729 · Answer 12 · 2021-04-23T08:49:43.397000

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score 473 · Answer 17 · 2020-10-01T03:52:41.583000

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TechQA.

List Question

SQL (standard) join count by several columns

Getting an [null] response from SQL query using json_agg

Get conditional count and conditional DISTINCT count in a single SELECT

How to us CASE WHEN aggregation with bookshelf

Mapping array to composite type to a different row type

Conditional aggregate queries

Conditional count of rows where at least one peer qualifies

Create a report with 2 rows of values, each of which is from a separate SELECT statement

Combine two queries to count distinct strings with different filters

Sum of alias columns in PostgreSQL

Logstash Aggregate filter plugin Not working properly

Get total count and filtered count from single subquery

How to find the average of a subset of values from a table in PostgreSQL?

Count devices per day in a given date range

logstash crashes with "NoMethodError: undefined method `multi_filter' for nil:NilClass"

aggregate logstash filter with "multiple pipelines"

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Aggregate the same column in multiple different ways

Pivot table without crosstab/tablefunc

Postgres COUNT number of column values with INNER JOIN

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