Revert "Issue #3365945 by larowlan, sakthi_dev, daffie, JvE, eelkeblok,...
Revert "Issue #3365945 by larowlan, sakthi_dev, daffie, JvE, eelkeblok, borisson_: Errors: The following table(s) do not have a primary key: forum_index"
This reverts commit 1b35e3c1.