diff --git a/availability.sql b/availability.sql
deleted file mode 100644
index d86d4c8..0000000
--- a/availability.sql
+++ /dev/null
@@ -1,6 +0,0 @@
-SELECT count(distinct name)
-FROM claimables
-LEFT JOIN claims ON claimables.name = claims.val AND claimables.typ = claims.claim_type
-WHERE claims.val IS NULL
-AND claimables.typ = 'area'
-AND claimables.name LIKE '%bay%';
diff --git a/migrations/20240107175720_update_claimables.down.sql b/migrations/20240107175720_update_claimables.down.sql
new file mode 100644
index 0000000..c634686
--- /dev/null
+++ b/migrations/20240107175720_update_claimables.down.sql
@@ -0,0 +1,15 @@
+drop table claimables;
+create view if not exists claimables as
+    with
+        trades as (select distinct trade_node from provinces where trade_node != ''),
+        areas as (select distinct area from provinces where area != ''),
+        regions as (select distinct region from provinces where region != '')
+    select 'trade' as typ, provinces.trade_node as name, name as province, id
+    from provinces inner join trades on trades.trade_node = provinces.trade_node
+    union
+    select 'area' as typ, provinces.area as name, name as province, id
+    from provinces inner join areas on areas.area = provinces.area
+    union
+    select 'region' as typ, provinces.region as name, name as province, id
+    from provinces inner join regions on regions.region = provinces.region
+;
diff --git a/migrations/20240107175720_update_claimables.up.sql b/migrations/20240107175720_update_claimables.up.sql
new file mode 100644
index 0000000..e24a5c8
--- /dev/null
+++ b/migrations/20240107175720_update_claimables.up.sql
@@ -0,0 +1,15 @@
+drop view claimables;
+create table if not exists claimables as
+    with
+        trades as (select distinct trade_node from provinces where trade_node != ''),
+        areas as (select distinct area from provinces where area != ''),
+        regions as (select distinct region from provinces where region != '')
+    select 'trade' as typ, provinces.trade_node as name, name as province, id
+    from provinces inner join trades on trades.trade_node = provinces.trade_node
+    union
+    select 'area' as typ, provinces.area as name, name as province, id
+    from provinces inner join areas on areas.area = provinces.area
+    union
+    select 'region' as typ, provinces.region as name, name as province, id
+    from provinces inner join regions on regions.region = provinces.region
+;