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Easily make a pivot table from multiple sheets

This video shows how to create a combined PivotTable from multiple Excel worksheets and files. It demonstrates three ...
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Using a LEFT OUTER JOIN vs. RIGHT OUTER JOIN in SQL

In this excerpt from SQL Queries for Mere Mortals: A Hands-On Guide to Data Manipulation in SQL, John L. Viescas and Michael J. Hernandez discuss the LEFT OUTER JOIN vs. the RIGHT OUTER JOIN and offer ...