chore: heygermany customer project

db/postgres/0017-cascade-delete-document-references.sql

@@ -0,0 +1,54 @@
+-- Add ON DELETE CASCADE to all foreign key constraints referencing candidate_document
+-- This allows deleting documents without violating foreign key constraints
+
+-- Drop and recreate foreign key constraints with ON DELETE CASCADE
+
+-- 1. candidate_education.source_document_id
+ALTER TABLE app.candidate_education
+DROP CONSTRAINT IF EXISTS candidate_education_source_document_id_fkey;
+
+ALTER TABLE app.candidate_education
+ADD CONSTRAINT candidate_education_source_document_id_fkey
+FOREIGN KEY (source_document_id)
+REFERENCES app.candidate_document(document_id)
+ON DELETE CASCADE;
+
+-- 2. candidate_transcript.source_document_id
+ALTER TABLE app.candidate_transcript
+DROP CONSTRAINT IF EXISTS candidate_transcript_source_document_id_fkey;
+
+ALTER TABLE app.candidate_transcript
+ADD CONSTRAINT candidate_transcript_source_document_id_fkey
+FOREIGN KEY (source_document_id)
+REFERENCES app.candidate_document(document_id)
+ON DELETE CASCADE;
+
+-- 3. candidate_license.source_document_id
+ALTER TABLE app.candidate_license
+DROP CONSTRAINT IF EXISTS candidate_license_source_document_id_fkey;
+
+ALTER TABLE app.candidate_license
+ADD CONSTRAINT candidate_license_source_document_id_fkey
+FOREIGN KEY (source_document_id)
+REFERENCES app.candidate_document(document_id)
+ON DELETE CASCADE;
+
+-- 4. candidate_language.source_document_id
+ALTER TABLE app.candidate_language
+DROP CONSTRAINT IF EXISTS candidate_language_source_document_id_fkey;
+
+ALTER TABLE app.candidate_language
+ADD CONSTRAINT candidate_language_source_document_id_fkey
+FOREIGN KEY (source_document_id)
+REFERENCES app.candidate_document(document_id)
+ON DELETE CASCADE;
+
+-- 5. candidate_experience.source_document_id
+ALTER TABLE app.candidate_experience
+DROP CONSTRAINT IF EXISTS candidate_experience_source_document_id_fkey;
+
+ALTER TABLE app.candidate_experience
+ADD CONSTRAINT candidate_experience_source_document_id_fkey
+FOREIGN KEY (source_document_id)
+REFERENCES app.candidate_document(document_id)
+ON DELETE CASCADE;