chore: revert single file

Author: tianzhou

multifile/tables/orders.sql

@@ -9,6 +9,8 @@ CREATE TABLE IF NOT EXISTS orders (
     amount numeric(10,2) DEFAULT 0.00
 );
 
+COMMENT ON TABLE orders IS 'Customer orders';
+
 COMMENT ON COLUMN orders.user_id IS 'Reference to user';
 
 --

multifile/tables/users.sql

@@ -4,9 +4,8 @@
 
 CREATE TABLE IF NOT EXISTS users (
     id integer PRIMARY KEY,
-    email text NOT NULL,
-    name text NOT NULL,
-    city text NOT NULL
+    email text NOT NULL CHECK (email LIKE '%@%'),
+    name text NOT NULL
 );
 
 COMMENT ON TABLE users IS 'User accounts';

singlefile/schema.sql

@@ -76,8 +76,7 @@ $$;
 CREATE TABLE IF NOT EXISTS users (
     id integer PRIMARY KEY,
     email text NOT NULL CHECK (email LIKE '%@%'),
-    name text NOT NULL,
-    city text NOT NULL
+    name text NOT NULL
 );
 
 COMMENT ON TABLE users IS 'User accounts';