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SQL Fundamentals: Things You Should Know Before You Begin Writing SQL Queries

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Uploaded by on Jul 12, 2010

This video is part of LearnItFirst's Writing Queries for SQL Server (2005/2008/R2 Edition) course. More information on this video and course is available here: http://www.learnitfirst.com/Course/160/Video/2245/Things-to-Know.aspx?an=YouTube

In this video Scott will walk you through some more SQL fundamentals and teach you a few things you should know before you start writing SQL queries.

Highlights from this video: * Database diagram * Describes relationships in database * Several types * Who do they help? * Data dictionary * Describes the database * Tools to create data dictionaries * Who do they help?

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  • thankyou so much!! I have been struggling for a while now to understand the fundamentals on database diagrams ,and postponed getting into it --until finally today!! when i stumbled upon ur video, thanks for explaining it in such a simple way-really liked the parent -child analogy-now its easier for me -when i look at a diagram to understand something!

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