dgervalle/xwiki-platform — comment on commit a80fe5de8dd21830aa8ae7fbf74f44e4115bc287
File: xwiki-platform-core/xwiki-platform-oldcore/src/main/java/com/xpn/xwiki/store/migration/hibernate/R32999XWIKI6990DataMigration.java line 161
By dgervalle:

Yes, this is a partial protection for your above remarks. There is very few chance that this happen, but it could theorically. I may have still improve this but breaking the circular references, but I thought it was overkill compare to the probability of it