测试验收：补充一期后端业务场景测试

scripts/qa/VerifyDbIntegrity.java

@@ -0,0 +1,41 @@
+
+import java.io.File;
+import java.nio.file.Files;
+import java.sql.*;
+
+public class VerifyDbIntegrity {
+    public static void main(String[] args) throws Exception {
+        Class.forName("com.kingbase8.Driver");
+        File yml = new File("RuoYi-Vue/ruoyi-admin/src/main/resources/application-druid.yml");
+        String pass = "";
+        for (String line : Files.readAllLines(yml.toPath())) {
+            if (line.trim().startsWith("password:")) pass = line.trim().substring("password:".length()).trim();
+        }
+        try (Connection conn = DriverManager.getConnection("jdbc:kingbase8://127.0.0.1:4321/railwaysystem_integrated_qa_20260916?useUnicode=true&characterEncoding=utf8", "kingbase", pass)) {
+            // 1. Check orphan enrollments
+            int orphanEnrollments = 0;
+            try (Statement st = conn.createStatement();
+                 ResultSet rs = st.executeQuery("SELECT count(*) FROM public.train_enrollment e WHERE NOT EXISTS (SELECT 1 FROM public.train_class_plan p WHERE p.plan_id = e.plan_id)")) {
+                if (rs.next()) orphanEnrollments = rs.getInt(1);
+            }
+            
+            // 2. Check active accommodation duplicate count
+            int activeDup = 0;
+            try (Statement st = conn.createStatement();
+                 ResultSet rs = st.executeQuery("SELECT enrollment_id, count(*) FROM public.train_accommodation WHERE accommodation_status = 1 GROUP BY enrollment_id HAVING count(*) > 1")) {
+                while (rs.next()) activeDup++;
+            }
+            
+            // 3. Check operation idempotency violation
+            int idempDup = 0;
+            try (Statement st = conn.createStatement();
+                 ResultSet rs = st.executeQuery("SELECT door_auth_id, operation_type, count(*) FROM public.train_external_operation GROUP BY door_auth_id, operation_type HAVING count(*) > 1")) {
+                while (rs.next()) idempDup++;
+            }
+            
+            System.out.println("ORPHAN_COUNT=" + orphanEnrollments);
+            System.out.println("ACTIVE_ACCOMMODATION_DUPLICATE_COUNT=" + activeDup);
+            System.out.println("DMS_OPERATION_IDEMPOTENCY_VIOLATION=" + idempDup);
+        }
+    }
+}