A pivot table is a table that displays data from another table or query in a different way. It allows you to group, aggregate, and transform data along rows and columns, creating a new perspective on ...
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 ...
DECLARE @total_col VARCHAR(MAX) DECLARE @result NVARCHAR(MAX) SET @total_col='' SELECT @total_col = @total_col + QUOTENAME(item) + ',' FROM items SET @result=LEFT(@total_col, (LEN(@total_col)-1)) ...
Return the lastest inDate for each breed, but it is not pretty If you want to see the breed that was the most recent inDate for each pet type, then this will not return the results you want. MAX on ...
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