From 2efd1fd4bac0691301fef679cffc91bf20f2e61b Mon Sep 17 00:00:00 2001
From: Martin Tournoij <martin@arp242.net>
Date: Mon, 19 Aug 2024 06:44:55 +0100
Subject: [PATCH] Add indexes on sizes.size

Pretty fast to query (~70ms), but in total execution time it's the most
expensive query because it's called so often. This makes it go down to
~0.5ms.
---
 db/migrate/2024-08-19-1-rm-updates2.sql |  1 +
 db/migrate/2024-08-19-1-sizes-idx.sql   |  1 +
 db/schema.gotxt                         | 15 ++++-----------
 3 files changed, 6 insertions(+), 11 deletions(-)
 create mode 100644 db/migrate/2024-08-19-1-rm-updates2.sql
 create mode 100644 db/migrate/2024-08-19-1-sizes-idx.sql

diff --git a/db/migrate/2024-08-19-1-rm-updates2.sql b/db/migrate/2024-08-19-1-rm-updates2.sql
new file mode 100644
index 00000000..10a48fc4
--- /dev/null
+++ b/db/migrate/2024-08-19-1-rm-updates2.sql
@@ -0,0 +1 @@
+drop table updates;
diff --git a/db/migrate/2024-08-19-1-sizes-idx.sql b/db/migrate/2024-08-19-1-sizes-idx.sql
new file mode 100644
index 00000000..8c7b7246
--- /dev/null
+++ b/db/migrate/2024-08-19-1-sizes-idx.sql
@@ -0,0 +1 @@
+create index "sizes#size" on sizes(size);
diff --git a/db/schema.gotxt b/db/schema.gotxt
index bd1d6314..79b9bf86 100644
--- a/db/schema.gotxt
+++ b/db/schema.gotxt
@@ -141,6 +141,7 @@ create table sizes (
 		{{sqlite `width || ',' || height || ',' || scale`}}
 	) stored
 );
+create index "sizes#size" on sizes(size);
 insert into sizes (width, height, scale) values (0, 0, 0);
 
 create table hit_counts (
@@ -268,16 +269,6 @@ create index "campaign_stats#site_id#day" on campaign_stats(site_id, day desc);
 {{cluster "campaign_stats" "campaign_stats#site_id#day"}}
 {{replica "campaign_stats" "campaign_stats#site_id#path_id#campaign_id#ref#day"}}
 
-create table updates (
-	id             {{auto_increment}},
-	subject        varchar        not null,
-	body           varchar        not null,
-
-	created_at     timestamp      not null                 {{check_timestamp "created_at"}},
-	show_at        timestamp      not null                 {{check_timestamp "show_at"}}
-);
-create index "updates#show_at" on updates(show_at);
-
 create table exports (
 	export_id      {{auto_increment}},
 	site_id        integer        not null,
@@ -362,6 +353,8 @@ insert into version values
 	('2022-11-17-1-open-at'),
 	('2023-05-16-1-hits'),
 	-- 2.6
-	('2023-12-15-1-rm-updates');
+	('2023-12-15-1-rm-updates'),
+	('2024-08-19-1-sizes-idx'),
+	('2024-08-19-2-rm-updates2');
 
 -- vim:ft=sql:tw=0