add view for list subscriptions

src/main/resources/db/changelog/9-hs-global/9130-integration-mlmmj.sql

@@ -0,0 +1,14 @@
+
+--liquibase formatted sql
+
+-- ============================================================================
+--changeset timotheus.pokorra:hs-global-integration-znuny endDelimiter:--//
+CREATE OR REPLACE VIEW hs_integration.subscription AS
+  SELECT DISTINCT
+    relation.mark as subscription,
+    contact.emailaddresses->>'main' as email
+  FROM hs_office.contact AS contact
+    JOIN hs_office.relation AS relation ON relation.contactuuid = contact.uuid AND relation.type = 'SUBSCRIBER'
+  ORDER BY subscription, email;
+
+--//