Isaac @ MSDN

StreamInsight 2012 on Academy Live

Hi Folks, As part of the SQL Server 2012 launch, I've contributed a presentation on StreamInsight...

Author: Isaac Kunen Date: 03/08/2012

Map Projections

Cute! Although I’m guessing that people who really are into maps have a slightly higher view of...

Author: Isaac Kunen Date: 11/14/2011

PASS Wrap-Up

Hi Folks, I just wrapped up my talk the 2011 PASS Summit. Here are a few quick thoughts:...

Author: Isaac Kunen Date: 10/17/2011

Alastair on Spatiotemporal with StreamInsight

Alastair Aitchison has started a series on doing spatiotemporal analysis using StreamInsight and the...

Author: Isaac Kunen Date: 08/05/2011

Introducing Checkpointing in StreamInsight 1.2

Hi Folks, As I mentioned some a few posts ago, I recently made a move to the StreamInsight team....

Author: Isaac Kunen Date: 07/25/2011

Collation Hell

Hi Folks, I’m going to pick up from last time and discuss another major problem with moving...

Author: Isaac Kunen Date: 05/05/2011

The Database Shuffle

Hi Folks, As I mentioned in my previous post, I recently moved from my old home in the SQL Server...

Author: Isaac Kunen Date: 04/20/2011

It’s Alive!

Hi Folks, Many years ago I kicked up this blog. It started with a trickle of general posts on SQL...

Author: Isaac Kunen Date: 03/30/2011

Filter: One Odd Duck

Hi Folks, Over at his blog, Nicklas Avéns questions the behavior of Filter. He's right: Filter is a...

Author: Isaac Kunen Date: 03/04/2010

Spatial Data Type Structure

Hi Folks, As part of a larger effort to document our protocols, SQL Server has just released...

Author: Isaac Kunen Date: 08/10/2009

The Sphere is Finite

Hi Folks, The title of this post states the obvious: the area of a sphere is finite.  We even...

Author: Isaac Kunen Date: 07/09/2009

New Stuff in SQL Spatial Tools

Hi Folks, Marko Tintor from our Serbia team just dropped some new functionality into the SQL Server...

Author: Isaac Kunen Date: 06/02/2009

The Plane, the Sphere, and the Ellipsoid

Hi Folks, We all know that the sphere isn’t the plane, and that an ellipsoid is different as well,...

Author: Isaac Kunen Date: 06/01/2009

SQL Server Spatial Indexing

Hi Folks, This post contains no new information; it’s just a rollup of links to spatial indexing...

Author: Isaac Kunen Date: 05/28/2009

London Spatial Event

Simon Sabin asked me to pass along information about a free spatial event that he and Johannes...

Author: Isaac Kunen Date: 04/09/2009

The Spatial Library without the Server: Bug and Workaround

Hi Folks, Jason Follas recently ran across a lingering issue when using our spatial library without...

Author: Isaac Kunen Date: 02/23/2009

The Geography Hemisphere Limitation

Hi Folks, It occurs to me that I haven’t posted anything about the hemisphere limitation for the SQL...

Author: Isaac Kunen Date: 02/06/2009

Good Spatial Blog Resources

Hi Folks, While I continue to procrastinate, here are some excellent spatial resources to peruse....

Author: Isaac Kunen Date: 12/11/2008

Puzzle Solution

Last time, I posted a question sent to me by Rob Mount.  So what solutions exist other than the...

Author: Isaac Kunen Date: 12/08/2008

PDC and a Nice Geographic Puzzle

Hi Folks, At PDC I gave a talk largely inspired by topics raised here and in the spatial...

Author: Isaac Kunen Date: 12/05/2008

Frequently Asked Question: How do I load shapefiles?

This has come up a few times now.  Multiple questions deserve at least one answer, right?...

Author: Isaac Kunen Date: 11/04/2008

Off to PDC

Despite my relative youth, I can be a bit of a fuddy-duddy. Fighting my natural impulses, I’ve...

Author: Isaac Kunen Date: 10/24/2008

Nearest Neighbors

Hi Folks, Spatial users often want to find the object nearest a given point. This operation, usually...

Author: Isaac Kunen Date: 10/22/2008

A Few Strange Functions

Hi Folks, A post on the spatial forum last week caught my attention for entirely non-spatial...

Author: Isaac Kunen Date: 10/16/2008

Conference Correction

Hi Folks, Unfortunately, I need to correct an earlier post of mine.  I will not be speaking at...

Author: Isaac Kunen Date: 10/09/2008

Upcoming Conferences

Hi Folks, I'd like to let everyone know about a few conferences that I'll be at in the near...

Author: Isaac Kunen Date: 09/17/2008

The Gnomonic Projection and Operations on the Globe

Let's talk about projections---or at least about one very special projection: the gnomonic...

Author: Isaac Kunen Date: 09/02/2008

Is my spatial index being used?

I've seen a problem commonly phrased something like: I have X million records in a spatial table,...

Author: Isaac Kunen Date: 08/29/2008

Connecting With Connect

Hi Folks, This post is motivated by some recent discussion I've seen in the various tubes.  I...

Author: Isaac Kunen Date: 08/15/2008

New Goodies in SQL Spatial Tools

Hi Folks, Marko Tintor, one of our spatial developers, just uploaded a bunch of new functionality to...

Author: Isaac Kunen Date: 08/14/2008

The Imprecise Nature of Geometry

Hi Folks, Let's kick this off with what may be a surprising result.  What should this code...

Author: Isaac Kunen Date: 08/07/2008

CodePlex: SQL Server Spatial Tools

Hi Folks, I've just published a new project on CodePlex: SQL Server Spatial Tools.  The core...

Author: Isaac Kunen Date: 08/01/2008

Curves on a Round Earth

Hi Folks, When we talk about lines on the Earth, we don't really mean straight lines: we following...

Author: Isaac Kunen Date: 07/28/2008

Spatial White Paper: Mapping and Coordinate Systems

Hi Folks, I'm mostly recovered from a machine crash---hard drives are the bane of the computer...

Author: Isaac Kunen Date: 07/17/2008

RC0 is Out: Spatial Notes

Hi Folks, As we continue to shut down SQL Server 2008, our first release candidate has been...

Author: Isaac Kunen Date: 06/10/2008

And the Conferences Keep Coming

Hi Folks, As a vague part of what has become an ongoing spatial road show, I find myself in...

Author: Isaac Kunen Date: 06/09/2008

Eye Candy of the Highest Order

Hi Folks, One of the most common questions about the spatial support in SQL Server is how to...

Author: Isaac Kunen Date: 06/02/2008

Our Upcoming Builder API

Hi Folks, We have one more upcoming pre-release before we're done with SQL Server 2008, and while...

Author: Isaac Kunen Date: 05/30/2008

Coming to TechEd

Hi Folks, I'll be at TechEd next week, so look me up if you're going to be in Orlando next week and...

Author: Isaac Kunen Date: 05/30/2008

Evaluation Order

A common general SQL question just popped its head up in the Spatial Forum: when presented with a...

Author: Isaac Kunen Date: 05/06/2008

Edges on the Globe

Hi Folks, In previous posts about our new geography type, I've discussed ring orientation and...

Author: Isaac Kunen Date: 05/03/2008

Where are my Spatial Columns?

Hi Folks, I've been asked a few times how to find out what spatial columns are defined in a...

Author: Isaac Kunen Date: 04/15/2008

Connect and Implicit Casts

Hi Folks, Perhaps it is surprising, based on the content here, that I'm not a full-time spatial head...

Author: Isaac Kunen Date: 04/10/2008

More on the Multi-Level Grid

Hi Folks, In my last indexing post, I filled in most of the details about our multi-level grid...

Author: Isaac Kunen Date: 04/08/2008

The Unexpected Too-Large Polygon

Hi Folks, I recently got contacted via email with the following problem: ... I have 2 complex...

Author: Isaac Kunen Date: 04/05/2008

February CTP Optimizer Issue

Hi Folks, We don't call them betas, but that's basically what CTPs are: they let us suss out...

Author: Isaac Kunen Date: 03/10/2008

The Upcoming Geography Coordinate Order Swap---A FAQ

Hi Folks, I just thought I'd take a few moments clarify the upcoming coordinate order swap for the...

Author: Isaac Kunen Date: 03/05/2008

Let Ed tell us what's new in the February CTP

Hi Folks, Well, it looks like Ed finally started blogging. (I'll try not to let him take too much...

Author: Isaac Kunen Date: 02/29/2008

Basic Multi-Level Grids

Hi Folks, Last time, we highlighted several problems with a simple grid index. If you don't...

Author: Isaac Kunen Date: 02/29/2008

Picking up on Indexing: Moving Beyond the Simple Grid

Hi Folks, Well, I never did complete my series of posts describing our indexing scheme. I guess I...

Author: Isaac Kunen Date: 02/05/2008

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