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- sql - Postgres: filtering results using ARRAY_AGG and HAVING (instead . . .
To solve that, I want to use ARRAY_AGG to roll up the individual tag numbers into an array, against which I can (should) easily test values for membership SELECT items id, items title FROM items INNER JOIN tags ON (tag tag_id=items id) GROUP BY items id HAVING ANY(ARRAY_AGG(tags tag_id)=27)
- PostgreSQL ARRAY_AGG Function By Practical Examples
The ARRAY_AGG() accepts an expression that returns a value of any type that is valid for an array element The ORDER BY clause specifies the order of rows processed in the aggregation, which determines the order of the elements in the result array
- How I can filter a array_agg value in postgresql?
You can use conditional counts in a clause: select model_id, model, array_agg(id) as jobs, array_agg(status) as statuses from jobs group by model, model_id having count(*) filter (where status = 'aborted') > 0 and count(*) filter (where status = 'pending') = 0 and count(*) filter (where status = 'failed') = 0 and count(*) filter (where status
- PostgreSQL Array: The ANY and Contains trick - Postgres OnLine Journal
In this article, I'll cover two common ways we use them which I will refer to as the ANY and Contains tricks I like to think of this approach as YeSQL programming style: how SQL can be augmented by more complex data types and index retrieval mechanisms
- postgresql - Postgres: check if array field contains value? - Stack . . .
If you want to search whether the array contains all of the values in another array, you can use the @> operator, aka the "contains" operator "Does the first array contain the second"
- PostgreSQL: Documentation: 17: 9. 19. Array Functions and Operators
Concatenates two arrays (same as the anycompatiblearray || anycompatiblearray operator) Returns a text representation of the array's dimensions Returns an array filled with copies of the given value, having dimensions of the lengths specified by the second argument
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