Intro to Spatial Data in SQL Server 2008 R2 Russ Burns MVT Sr. Apps Developer

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Russ Burns Senior Apps Developer with Mesilla Valley Transportation Over a dozen years working with SQL Server Contact Info:

Agenda What is SQL Spatial? What does it look like in SQL? How will users see it? Does it do more than maps? What is next?

What is SQL Spatial? Represent 2D space –Points, Lines, Polygons. With functions! –Area, distance, intersection, etc. Data Types added in SQL Server Reporting Services support with 2008 R2.

What does it look like in SQL? SELECT geom FROM dbo.USStates SELECT CAST(geom as varchar(max)) FROM dbo.USStates or even visually:

How will users see it? 3 rd party controls – –Write your own viewer Virtual Earth, Google Maps, etc. –Translate into KML and post on public website SQL Server 2008 R2 Reporting Services

Does it do more than maps? Office Layout with performance

What is next? SQL Server 2012 –Arcs GEOGRAPHY::STGeomFromText ('CIRCULARSTRING( , 0 0, )',4326) First and third points define ends. Middle point defines point the arc passes through. –Circle Multiple Arcs –Aggregates –Improved Precision and Performance –

Did-Ya-Know’s Moving Spatial Data –Windows Command Line Bcp “mapdata.dbo.usstates” out “e:\states.bin” –T –n –T-SQL bulk insert usstates from ‘E:\states.bin’ with (dataFileType=‘Native’) Links: data-part-1.aspxhttp://jasonfollas.com/blog/archive/2008/03/14/sql-server-2008-spatial- data-part-1.aspx

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