SQL COUNT DISTINCT has been slow. It is, in essence, a grouping operation, which keeps traversed grouping field values for later comparisons. When the result set is too large, the data needs to be ...

When clicking on the column header, normal behaviour would be for the bar below the query results block to show Count, Distinct Count, Sum. This does not happen. When holding down shift and selecting ...

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Microsoft Excel's spreadsheet design allows you to quickly calculate values separated into two columns and replicate this calculation without having to manually recreate the formula for each row. As ...

The blocking and tackling of fantasy football is drafting snaps. It’s like drafting at-bats in fantasy baseball. But it’s less obvious because players in football have far less a uniform expectation ...

If you want to learn how to count unique values in Excel, you've come to the right place. Any kind of spreadsheet will contain both unique and distinct values. Unique values only appear once in a list ...

One major reason Microsoft Excel spreadsheets are so popular is the ability to process the data entered on a sheet easily. For instance, if you are planning a wedding and individually listing expenses ...

Abstract: Calculating the number of distinct values (i.e., NDV) in a column of a big table is costly yet fundamental to a variety of database applications such as data compression and profiling. To ...