Merge pull request #15541 from overleaf/em-drop-redundant-indexes

Drop redundant indexes

GitOrigin-RevId: e85729b2a7320a2fa77f1ff2fa054b5438139b7d

services/web/migrations/20231031164732_drop_redundant_indexes.js

@@ -0,0 +1,39 @@
+/* eslint-disable no-unused-vars */
+
+const Helpers = require('./lib/helpers')
+
+exports.tags = ['server-ce', 'server-pro', 'saas']
+
+const DOCS_INDEXES = [
+  {
+    key: { project_id: 1 },
+    name: 'project_id_1',
+  },
+]
+
+const TAGS_INDEXES = [
+  {
+    key: { user_id: 1 },
+    name: 'user_id_1',
+  },
+]
+
+const PROJECTS_INDEXES = [
+  {
+    key: { _id: 1, lastOpened: 1, active: 1 },
+    name: '_id_1_lastOpened_1_active_1',
+    partialFilterExpression: { active: true },
+  },
+]
+
+exports.migrate = async ({ db }) => {
+  await Helpers.dropIndexesFromCollection(db.docs, DOCS_INDEXES)
+  await Helpers.dropIndexesFromCollection(db.tags, TAGS_INDEXES)
+  await Helpers.dropIndexesFromCollection(db.projects, PROJECTS_INDEXES)
+}
+
+exports.rollback = async ({ db }) => {
+  await Helpers.addIndexesToCollection(db.docs, DOCS_INDEXES)
+  await Helpers.addIndexesToCollection(db.tags, TAGS_INDEXES)
+  await Helpers.addIndexesToCollection(db.projects, PROJECTS_INDEXES)
+}