Add size column to the master_index_group_stats view

Signed-off-by: Graham <gpe@openrs2.org>

archive/src/main/resources/org/openrs2/archive/migrations/V1__init.sql

@@ -172,13 +172,14 @@ GROUP BY a.master_index_id;
 
 CREATE UNIQUE INDEX ON master_index_archive_stats (master_index_id);
 
-CREATE MATERIALIZED VIEW master_index_group_stats (master_index_id, groups, valid_groups, keys, valid_keys) AS
+CREATE MATERIALIZED VIEW master_index_group_stats (master_index_id, groups, valid_groups, keys, valid_keys, size) AS
 SELECT
     i.master_index_id,
     COUNT(*),
     COUNT(g.container_id),
     COUNT(*) FILTER (WHERE c.encrypted),
-    COUNT(*) FILTER (WHERE c.key_id IS NOT NULL)
+    COUNT(*) FILTER (WHERE c.key_id IS NOT NULL),
+    SUM(length(c.data))
 FROM resolved_indexes i
 JOIN index_groups ig ON ig.container_id = i.container_id
 LEFT JOIN groups g ON g.archive_id = i.archive_id AND g.group_id = ig.group_id AND (