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1
vote
3answers
767 views

creating unique ID-s for my file geodatabase

I use ArcEditor licence level, ArcGIS 10.0 version, and we're talking about a file geodatabase. I have several feature classes (electric energy domain) and I want to connect them using relationship ...
13
votes
6answers
914 views

Is good database design less important for a spatial database

I have a strong feeling that database design and normalisation often comes in second hand when dealing with spatial data. With software costing a fortune and databases with over 100 fields tables I ...
2
votes
2answers
276 views

What's a good way store borehole data in SQLite / SpatiaLite?

I have a bunch of bores / wells with downhole data. The 'header' info for each borehole can easily go into a single table, but I'm wondering how best to store the downhole log data. Typically they are ...
11
votes
2answers
497 views

When is it safe to use ObjectIDs as keys in a relationship class?

I've always avoided using ObjectIDs when defining relationship classes. It is my understanding that some actions on a geodatabase will re-set objectIDs (like import/export). However I do see a lot ...