Add index on parent id

Definitely needed in cleanups, and probably will speed up some other
types of searches as well.

diff --git a/loader/sql/schema.sql b/loader/sql/schema.sql
index be0c758ecf8e5c0475f93e6ac4d4197a09a5c822..1723806bdacad8f5feba07e2dacce4d2ffe8207c 100644 (file)
--- a/loader/sql/schema.sql
+++ b/loader/sql/schema.sql
@@ -21,6 +21,7 @@ CREATE TABLE messages (
 CREATE INDEX idx_messages_threadid ON messages(threadid);
 CREATE UNIQUE INDEX idx_messages_msgid ON messages(messageid);
 CREATE INDEX idx_messages_date ON messages(date);
+CREATE INDEX idx_messages_parentid ON messages(parentid);
 
 CREATE TABLE message_hide_reasons (
    message int NOT NULL PRIMARY KEY REFERENCES messages,