Add nodes for generated region

script/sql/create/33.dma.sql

@@ -2,4 +2,5 @@ create table region_dma
 (
   id text primary key references region(id)
 , parent text references region_dma(id)
+, nodes text not null
 );

script/sql/create/34.sa.sql

@@ -1,6 +1,7 @@
 create table region_sa
 (
   id text primary key references region(id)
-, source varchar(32) not null -- references _node(id)
 , time_index integer not null
+, source varchar(32) not null -- references _node(id)
+, nodes text not null
 );

script/sql/create/35.vd.sql

@@ -1,5 +1,6 @@
 create table region_vd
 (
   id text primary key references region(id)
-, source varchar(32) not null -- references _node(id)
+, center varchar(32) not null -- references _node(id)
+, nodes text not null
 );