Author: SSWUG Research

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MS SQL Joins Part 3

(Don Schlichting) The purpose of a Join is to combine query results from two or more related tables into one logical result set. If a database is designed for OLTP (Online Transaction Processing) or data entry, then many related tables will be used in the design rather than one large all encompassin

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Sampling Nested Tables

SQL Server Data Mining is unique in its ability to mine multiple tables of data simultaneously through the nested table feature. This functionality, however, adds some complexity when performing basic data manipulation tasks required for data mining, such as sampling. How does one split a data set