X-Git-Url: https://git.sesse.net/?p=pr0n;a=blobdiff_plain;f=sql%2Fupgrade-v2.50.sql;fp=sql%2Fupgrade-v2.50.sql;h=99cc11d1d529168a7dd7f80a2829824497a01622;hp=d59ee9e13497a838033cb34e1cb4236d1d1b3aaa;hb=9d97b1243a78e8703fefb2a1da2794a6434912c4;hpb=4c7426477a73edd5ad88bfebda56575019d5ca06

diff --git a/sql/upgrade-v2.50.sql b/sql/upgrade-v2.50.sql
index d59ee9e..99cc11d 100644
--- a/sql/upgrade-v2.50.sql
+++ b/sql/upgrade-v2.50.sql
@@ -31,3 +31,18 @@ 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
+));
+