generate characters with sane compile time/memory

horsegen/character.sql

@@ -1,7 +1,9 @@
 SELECT
 	"index" AS "id",
-	"text" AS "name"
+	"text" AS "name",
+	ROW_NUMBER() OVER (ORDER BY "index") - 1 AS "index"
 FROM text_data
 WHERE category = 6 AND "index" BETWEEN 1000 AND 1999
 	-- Exclude characters who have no succession relations defined.
-	AND "index" IN (SELECT chara_id FROM succession_relation_member)
+	AND "index" IN (SELECT chara_id FROM succession_relation_member)
+ORDER BY "id"