SQL script to erase old deleted posts and files (should be in prev. ↓ commit)

UTIL/upgrade_to_erase_deleted.sql

@@ -0,0 +1,23 @@
+-- This will irreversibly erase the information amout deleted posts and files (duh)
+
+UPDATE `posts` SET
+  `name` = '',
+  `tripcode` = '',
+  `email` = '',
+  `subject` = '',
+  `message` = '',
+  `country` = '',
+  `password` = ''
+WHERE `IS_DELETED` = 1;
+
+UPDATE `files` SET
+  `file_md5` = '',
+  `file_original` = '',
+  `file_size` = 0,
+  `file_size_formatted` = '',
+  `image_w` = 0,
+  `image_h` = 0,
+  `thumb_w` = 0,
+  `thumb_h` = 0,
+  `spoiler` = 0
+WHERE `file` = 'removed';