The whole preference blob: a map of "<hostEntity>|<fkField>" (lowercased) → LinkedFieldOption. Persisted as a single MJ: User Settings row so we never spam the settings table with one key per field.
"<hostEntity>|<fkField>"
MJ: User Settings
The whole preference blob: a map of
"<hostEntity>|<fkField>"(lowercased) → LinkedFieldOption. Persisted as a singleMJ: User Settingsrow so we never spam the settings table with one key per field.