Advanced SQL GROUP BY with Grouping Sets
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YouTubeAnthony Smoak
Advanced SQL GROUP BY with Grouping Sets
Learning about Grouping Sets in SQL will save you time! Most likely you are using the UNION or UNION ALL command to create summary queries and tables. Grouping Sets enable an efficient combination of multiple groupings in one query, saving processing time and reducing code complexity. Unlike other videos, I also teach you to use the GROUPING_ID ...
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