One or more structured sets of persistent data, managed and stored as a unit and generally associated with software to update and query the data.

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1
vote
2answers
766 views

Apply Database based Rules to Openlayers

im trying to apply rules, where the data is fetched from an external database. This is my code: // create a new style and add rules var defStyle = new OpenLayers.Style({ ...
11
votes
3answers
10k views

What is the difference between FID and OID

What is the main difference between OID and FID in ESRI software?
6
votes
2answers
669 views

Imagery Database/Metadata Store

I'm a Remote Sensing PhD student, and as such I have a large number of satellite images that I'm working with. I'm starting to fail to keep track of them all and I have a lot of metadata that I want ...
5
votes
2answers
2k views

Data organization strategies for .csv and .shp

I'm organizing a large amount of data for a project and the data is stored in .csv format, with a code to relate each row to a polygon in a .shp. I was planning on converting the .csv data into .dbf ...
7
votes
1answer
1k views

Why is my XY Event Source layer only displaying at full extent?

My XY Event Source layer is only displaying at full extent and when I zoom in, the features disappear. If I select a feature in the attribute table, the feature is highlighted. When I see this for a ...
11
votes
3answers
1k views

What is a good taxonomy or naming convention for files and folders containing GIS data?

My company has collected about 30 TBs of GIS data over the past 8 years, and I always find myself asking the following questions: What type of data do we have for a given geographic area? What are ...
23
votes
9answers
4k views

Is there any way I can use a Key-Value store for geospatial data?

I have used many relational databases in the past, but I have also read about all NoSQL databases, and the Key-Value stores looks interresting. When I store geometric object I mostly use five indexed ...
1
vote
5answers
1k views

Store Geometry in a database with the ESRI Silverlight API

Is it possible to store geometry objects in a database using the ESRI Silverlight API? For this particular case, the client may have SQL Server 2005 installed instead of 2008 and therefore I can not ...