In our project we had a dilemma if we should store image files in database or in file system directory. There are some pros' and cons' for each option, but the most important issue that influenced our decision was that we work with ESRI tools. If the image is small it's better to store it in the file system and not in the database. If we store the image in database (using SDE ), it will takes some time and this operation couldn't be in real-time reaction (because the SDE will create a pyramids and...