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Date Truncation for Grouping
basicsql
Background
Date truncation is essential for time series analysis and reporting at different granularities.
Problem
Group event data by hour, day, and month using date truncation functions.
Input
Timestamp column
Output
Aggregated by time period
Sample tests
Sample 1
Input: events with timestamps
Expected: grouped by hour
Your solution
Learning objective
Learn time series aggregation and date functions