add setup.sql

Signed-off-by: eternal-flame-AD <yume@yumechi.jp>

sql/setup.sql

@@ -0,0 +1,18 @@
+ALTER SYSTEM SET wal_level = logical;
+
+-- restart the server
+
+CREATE ROLE subscriber LOGIN REPLICATION PASSWORD 'subscriber';
+
+CREATE PUBLICATION mi_publication
+     FOR TABLES IN SCHEMA public
+     WITH (publish = 'insert, update, delete');
+
+-- on the subscriber side
+
+--- Precondition: schema and data prior to starting the publication present
+
+CREATE SUBSCRIPTION mi_subscription
+     CONNECTION 'postgresql://subscriber:subscriber@localhost:5432/misskey' 
+     PUBLICATION mi_publication;
+