improve tests

db/mssql/init.sql

@@ -18,10 +18,20 @@ GO
 CREATE USER demo_user WITH PASSWORD = 'pas$w0rd';
 GO
 
-CREATE TABLE Products (ID int, ProductName nvarchar(max));
+-- a single table is used for all events in the cqrs system
+CREATE TABLE events
+(
+    aggregate_type VARCHAR(256)                         NOT NULL,
+    aggregate_id   VARCHAR(256)                         NOT NULL,
+    sequence       bigint CHECK (sequence >= 0) NOT NULL,
+    payload        TEXT         NOT NULL,
+    metadata       TEXT         NOT NULL,
+    PRIMARY KEY (aggregate_type, aggregate_id, sequence)
+);
+
 GO
 
-GRANT SELECT ON OBJECT::dbo.Products TO demo_user;
-GRANT INSERT ON OBJECT::dbo.Products TO demo_user;
-GRANT UPDATE ON OBJECT::dbo.Products TO demo_user;
-GRANT DELETE ON OBJECT::dbo.Products TO demo_user;
+GRANT SELECT ON OBJECT::dbo.events TO demo_user;
+GRANT INSERT ON OBJECT::dbo.events TO demo_user;
+GRANT UPDATE ON OBJECT::dbo.events TO demo_user;
+GRANT DELETE ON OBJECT::dbo.events TO demo_user;