From: Magnus Hagander <magnus@hagander.net>
Date: Sat, 20 Jan 2018 17:43:30 +0000 (+0100)
Subject: Add index on parent id
X-Git-Url: http://git.postgresql.org/gitweb/static/gitweb.js?a=commitdiff_plain;h=0685a719b6396dbccb414252ffa8f04a0649aca7;p=pgarchives.git

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 be0c758..1723806 100644
--- 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,