1
vote
1answer
322 views

Immutable Data Structure For Time Series Data

I'm wondering what the best data structure (for storing data on disk) is for storing immutable time-series data (99% of the data is truly immutable, the 1% is metadata that is separate from the ...
4
votes
3answers
641 views

Which aspect of normal forms do entity-attribute-value tables violate, if any?

I'm not asking if EAV tables are good or bad. I'm wondering if they are considered "normalized", and if not, why? If they aren't normalized, which normal form are they violating and why?
5
votes
7answers
1k views

Priority list of tasks stored in a database

I am trying to think of the best way to do the following: I have a list of tasks stored in the database. A task has a priority assigned to it. You can change the priority of a task to reorder the ...