Fix previously published db migration

modules/store/src/main/resources/db/fixups/postgresql/V1.33.0__fix_reorganize_files.sql

@@ -0,0 +1,58 @@
+drop table if exists valid_file_ids;
+create table valid_file_ids (
+  id bigserial primary key,
+  file_id varchar(254) not null unique
+);
+
+-- Source files
+insert into valid_file_ids (file_id)
+  select rs.file_id
+  from attachment_source rs
+;
+
+-- Archive files
+insert into valid_file_ids (file_id)
+  select distinct rs.file_id
+  from attachment_archive rs
+;
+
+-- Preview image
+insert into valid_file_ids (file_id)
+  select ap.file_id
+  from attachment_preview ap
+;
+
+-- classifier
+insert into valid_file_ids (file_id)
+  select file_id
+  from classifier_model
+;
+
+-- save obsolete files
+drop table if exists obsolete_files;
+create table obsolete_files(
+  file_id varchar(254) not null
+);
+
+with
+  missing_ids as (
+    select file_id from filemeta
+    except
+    select file_id as file_id from valid_file_ids)
+insert into obsolete_files (file_id)
+  select file_id from filemeta
+  where file_id in (select file_id from missing_ids)
+;
+
+
+-- remove orphaned chunks
+delete from "filechunk"
+where "file_id" in (
+  select distinct file_id from filechunk
+  where file_id not in (select file_id from valid_file_ids)
+  and file_id not in (select file_id from obsolete_files)
+);
+
+-- drop temp table
+drop table valid_file_ids;
+drop table obsolete_files;