fix: Additional SQL cascades required

2019-11-18 19:49:33 -08:00
parent e404955394
commit 3ea79dd31a
2 changed files with 44 additions and 0 deletions
--- a/server/migrations/20191119023011-cascade-parent-documents.js
+++ b/server/migrations/20191119023011-cascade-parent-documents.js
@@ -0,0 +1,22 @@
+const tableName = 'documents';
+const constraintName = 'documents_parentDocumentId_fkey';
+
+module.exports = {
+  up: async (queryInterface, Sequelize) => {
+    await queryInterface.sequelize.query(`alter table "${tableName}" drop constraint "${constraintName}"`)
+    await queryInterface.sequelize.query(
+      `alter table "${tableName}"
+        add constraint "${constraintName}" foreign key("parentDocumentId") references "documents" ("id")
+        on delete cascade`
+    );
+  },
+
+  down: async (queryInterface, Sequelize) => {
+    await queryInterface.sequelize.query(`alter table "${tableName}" drop constraint "${constraintName}"`)
+    await queryInterface.sequelize.query(
+      `alter table "${tableName}"\
+        add constraint "${constraintName}" foreign key("parentDocumentId") references "documents" ("id")
+        on delete no action`
+    );
+  },
+};