4 commits

Author	SHA1	Message	Date
zadam	a3149aecf4	fix migration for DBs which did not have _hidden tree created, closes #3536	2023-01-17 23:13:21 +01:00
zadam	7c6d67f1ad	migration comments	2022-12-19 23:49:41 +01:00
zadam	dfb462cf35	introduced new exception classes for structured error reporting	2022-12-09 16:13:22 +01:00
zadam	73eb585398	fixed migrations	2022-12-08 13:45:56 +01:00