Monsterfork v1-style curated Federated timeline

1 files changed, 25 insertions, 0 deletions

diff --git a/db/migrate/20200923000000_update_status_indexes_202009.rb b/db/migrate/20200923000000_update_status_indexes_202009.rb
new file mode 100644
index 000000000..9b6f58d3c
--- /dev/null
+++ b/db/migrate/20200923000000_update_status_indexes_202009.rb
@@ -0,0 +1,25 @@
+class UpdateStatusIndexes202009 < ActiveRecord::Migration[5.2]
+  def up
+    safety_assured do
+      remove_index :statuses, name: "index_statuses_local"
+      remove_index :statuses, name: "index_statuses_local_reblogs"
+      remove_index :statuses, name: "index_statuses_public"
+
+      add_index :statuses, :id, name: "index_statuses_local", order: { id: :desc }, where: "(published = TRUE) AND (local = TRUE OR (uri IS NULL)) AND (deleted_at IS NULL)"
+      add_index :statuses, :id, name: "index_statuses_curated", order: { id: :desc }, where: "(published = TRUE) AND (deleted_at IS NULL) AND (curated = TRUE)"
+      add_index :statuses, :id, name: "index_statuses_public", order: { id: :desc }, where: "(published = TRUE) AND (deleted_at IS NULL)"
+    end
+  end
+
+  def down
+    safety_assured do
+      remove_index :statuses, name: "index_statuses_local"
+      remove_index :statuses, name: "index_statuses_curated"
+      remove_index :statuses, name: "index_statuses_public"
+
+      add_index :statuses, ["id", "account_id"], name: "index_statuses_local", order: { id: :desc }, where: "((published = TRUE) AND (local = TRUE OR (uri IS NULL)) AND (deleted_at IS NULL) AND (visibility = 0) AND (reblog_of_id IS NULL) AND ((reply = FALSE) OR (in_reply_to_account_id = account_id)))"
+      add_index :statuses, ["id", "account_id"], name: "index_statuses_local_reblogs", where: "(((local = TRUE) OR (uri IS NULL)) AND (statuses.reblog_of_id IS NOT NULL))"
+      add_index :statuses, ["id", "account_id"], name: "index_statuses_public", order: { id: :desc }, where: "((published = TRUE) AND (deleted_at IS NULL) AND (visibility = 0) AND (reblog_of_id IS NULL) AND ((reply = FALSE) OR (in_reply_to_account_id = account_id)))"
+    end
+  end
+end