X-Git-Url: https://git.sesse.net/?p=pr0n;a=blobdiff_plain;f=sql%2Fupgrade-v2.50.sql;h=1baba2cc1885ad55bb7d5cb15fdb7bee64de6dbd;hp=d59ee9e13497a838033cb34e1cb4236d1d1b3aaa;hb=3f789026ecaffce025b7598a26a8975be132cc96;hpb=4c7426477a73edd5ad88bfebda56575019d5ca06

diff --git a/sql/upgrade-v2.50.sql b/sql/upgrade-v2.50.sql
index d59ee9e..1baba2c 100644
--- a/sql/upgrade-v2.50.sql
+++ b/sql/upgrade-v2.50.sql
@@ -1,5 +1,5 @@
 --
--- Upgrades pre-v2.50 databases to 2.50 format -- not many changes, though.
+-- Upgrades pre-v2.50 databases to 2.50 format.
 --
 SET work_mem=131072;
 
@@ -31,3 +31,35 @@ ALTER TABLE deleted_images ALTER COLUMN width SET DEFAULT NULL;
 ALTER TABLE deleted_images ALTER COLUMN height SET DEFAULT NULL;
 UPDATE deleted_images SET width=NULL,height=NULL WHERE width=-1 OR height=-1;
 ALTER TABLE deleted_images ADD CONSTRAINT width_height_nullity CHECK ((width IS NULL) = (height IS NULL));
+
+-- model/lens denormalization (reduce usage of exif_info)
+ALTER TABLE images ADD COLUMN model varchar;
+ALTER TABLE images ADD COLUMN lens varchar;
+UPDATE images SET lens=COALESCE(
+    TRIM((
+        SELECT value FROM exif_info WHERE key='Lens' AND images.id=exif_info.image
+    )),
+    TRIM((
+        SELECT value FROM exif_info WHERE key='LensSpec' AND images.id=exif_info.image
+    ))
+), model=TRIM((
+    SELECT value FROM exif_info WHERE key='Model' AND images.id=exif_info.image
+));
+UPDATE images SET model=NULL WHERE model='';
+UPDATE images SET lens=NULL WHERE lens='';
+
+ALTER TABLE deleted_images ADD COLUMN model varchar;
+ALTER TABLE deleted_images ADD COLUMN lens varchar;
+UPDATE deleted_images SET lens=COALESCE(
+    TRIM((
+        SELECT value FROM exif_info WHERE key='Lens' AND deleted_images.id=exif_info.image
+    )),
+    TRIM((
+        SELECT value FROM exif_info WHERE key='LensSpec' AND deleted_images.id=exif_info.image
+    ))
+), model=TRIM((
+    SELECT value FROM exif_info WHERE key='Model' AND deleted_images.id=exif_info.image
+));
+UPDATE deleted_images SET model=NULL WHERE model='';
+UPDATE deleted_images SET lens=NULL WHERE lens='';
+