Teradata GROUP BY vs. DISTINCT- Aggregation Methods

Introduction When performing data analysis, deciding between using GROUP BY and DISTINCT for aggregations is often necessary. While both approaches ...

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Teradata GROUP BY vs. DISTINCT- Aggregation Methods

Distinct vs. Group By Understanding Performance Differences Based on Data Demographics in Teradata

Previously, numerous debates have emerged concerning the superior performance of specific statements: SELECT <COLUMN> GROUP BY 1 or SELECT DISTINCT ...

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Distinct vs. Group By Understanding Performance Differences Based on Data Demographics in Teradata