DB Schema

Logical schema diagrams are (or were) written for the following versions:

The schema of "master" (the version of Koha under development) is available at http://schema.koha-community.org/index.html
There are some inconsistencies or mistakes in koha 3.6 database. They are listed on this page

Previous versions:

3.0.3 by Matteo Romanello. It is a work done with the sofware SchemaSpy. There are two packages:
- The first has only the Koha logical schema. This zip files is 9,9 MB.
- The second has Koha logical schema and also the instructions to update documentation. This zip file is 10,2 MB.
3.0.1 by Joe a partial 3.0.1 diagram as PNG image.
3.0 by Paul. It's a 2 page document. You can see the general overview of Koha DB. Available in some forms: openoffice.org (15KB), PDF (287 KB) It will be updated when needed (Paul will take care of the update. If he don't, bug him)
2.2.0 by Paul. It's a 2 page document. ZIP file (100 KB)
2.0.0 by Paul. It's a 2 page document. ZIP file (150 KB)
Some draft 'logical' schema diagrams from 1.3.3 are available here

Note that some of these links need to be updated.