# Using an array-length function (no flattening), return event_id and the number of tags for every eve

Canonical URL: <https://datadriven.io/problems/using-an-array-length-function-no-flattening-return-event-ec0342f6>

Domain: SQL · Difficulty: medium

## Problem

Using an array-length function (no flattening), return event_id and the number of tags for every event whose tags array has more than 3 entries. Columns: event_id, tag_count. Order by tag_count descending then event_id ascending.

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