Patch to apply a numeric primary key to caldav_data / calendar_item in order to attempt to resolve performance issues in non-POSIX collation.
Patch to apply a numeric primary key to caldav_data / calendar_item
in order to attempt to resolve performance issues in non-POSIX collation.

lkraav/davical-rss-feature-branch,lkraav/davical-rss-feature-branch,lkraav/davical-rss-feature-branch,lkraav/davical-rss-feature-branch