Unlike in PySpark, I rarely see PIVOT used in SQL Server — maybe because the column names have to be explicitly written, and we don’t always know them in advance. I guess developers prefer CASE … WHEN ...
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Row 3: salary_component_type = "hike_percent" → THEN NULL Row 2: NULL (doesn't match "salary") Row 3: NULL (doesn't match "salary") Row 1: emp_id=1, type="salary ...
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