Select cells E3:L16. Go to Data, click the dropdown arrow next to What-if Analysis within the Forecast group, and choose Data Table. The Data Table window will open, asking for inputs into Row input ...

Creating a Pivot Table in Excel . To best understand pivot tables, you need to work with them yourself. While pivot tables were created to summarize large groups of data, they can be used with ...

• A good, old table or a view with a published data model, like a star schema or a business-friendly semantic layer.An example is a denormalized (flattened) table or a materialized view that ...

For some data.table users, “dot-SD” is a bit of a mystery. But data.table creator Matt Dowle told me that it’s actually quite simple: Just think of it as a symbol representing “each group ...

R data.table code becomes more efficient — and elegant — when you take advantage of its special symbols and functions. With that in mind, we’ll look at some special ways to subset, ...