GNU Recutils
GNU Recutils is a set of tools and libraries to access human-editable, plain text databases called recfiles. The data is stored as a sequence of records, each record containing an arbitrary number of named fields. The picture below shows a sample database containing information about GNU packages, along with the main features provided by Recutils.
A video with a talk introducing the program can be found here.
An older video, which was recorded just before releasing the first version, can be downloaded from here
video, which was recorded just before releasing the first version, can be downloaded from here Some of the people involved in GNU Recutils hang out in the #recutils channel on the irc.freenode.net IRC network. You are more than welcome to join.
Features
Data Integrity Mandatory and forbidden fields.
Unique fields and primary keys.
Auto-counters and time-stamps.
Arbitrary constraints. Rich Type System for Fields Predefined: integer, real, date, etc.
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