diff --git a/RuoYi-Vue/sql/train/v2/000_preflight.sql b/RuoYi-Vue/sql/train/v2/000_preflight.sql
index 5d7c180b6..b60b8504e 100644
--- a/RuoYi-Vue/sql/train/v2/000_preflight.sql
+++ b/RuoYi-Vue/sql/train/v2/000_preflight.sql
@@ -126,6 +126,7 @@ BEGIN
     SELECT count(*) INTO v_cnt FROM train_student_portrait;
     IF v_cnt <> 0 THEN RAISE EXCEPTION '>>> [Preflight-FATAL] train_student_portrait 非空，包含 % 行', v_cnt; END IF;
 
+    -- ==========================================================================
     -- ==========================================================================
     -- 5. 14 个 Phase 0.5 旧业务主键 (PK) 精确骨架校验
     -- ==========================================================================
@@ -133,20 +134,20 @@ BEGIN
     FOR r IN (
         WITH expected_pk(table_name, constraint_name, column_name) AS (
             VALUES 
-                ('train_teacher', 'pk_train_teacher', 't_id'),
-                ('train_student', 'pk_train_student', 's_id'),
-                ('train_course', 'pk_train_course', 'c_id'),
-                ('train_class_plan', 'pk_train_class_plan', 'plan_id'),
-                ('train_dormitory_info', 'pk_train_dormitory_info', 'dorm_id'),
-                ('train_dorm_auth', 'pk_train_dorm_auth', 'auth_id'),
-                ('train_classroom_info', 'pk_train_classroom_info', 'class_room_id'),
-                ('train_training_site', 'pk_train_training_site', 'site_id'),
-                ('train_class_report', 'pk_train_class_report', 'report_id'),
-                ('train_electronic_board', 'pk_train_electronic_board', 'board_id'),
-                ('train_student_checkin', 'pk_train_student_checkin', 'checkin_id'),
-                ('train_score_info', 'pk_train_score_info', 'score_id'),
-                ('train_study_duration', 'pk_train_study_duration', 'dur_id'),
-                ('train_student_portrait', 'pk_train_student_portrait', 'portrait_id')
+                ('train_class_plan', 'train_class_plan_pkey', 'plan_id'),
+                ('train_class_report', 'train_class_report_pkey', 'report_id'),
+                ('train_classroom_info', 'train_classroom_info_pkey', 'class_room_id'),
+                ('train_course', 'train_course_pkey', 'c_id'),
+                ('train_dorm_auth', 'train_dorm_auth_pkey', 'auth_id'),
+                ('train_dormitory_info', 'train_dormitory_info_pkey', 'dorm_id'),
+                ('train_electronic_board', 'train_electronic_board_pkey', 'board_id'),
+                ('train_score_info', 'train_score_info_pkey', 'score_id'),
+                ('train_student', 'train_student_pkey', 's_id'),
+                ('train_student_checkin', 'train_student_checkin_pkey', 'checkin_id'),
+                ('train_student_portrait', 'train_student_portrait_pkey', 'portrait_id'),
+                ('train_study_duration', 'train_study_duration_pkey', 'dur_id'),
+                ('train_teacher', 'train_teacher_pkey', 't_id'),
+                ('train_training_site', 'train_training_site_pkey', 'site_id')
         ),
         actual_pk AS (
             SELECT tc.table_name, tc.constraint_name, kcu.column_name
@@ -183,23 +184,25 @@ BEGIN
     FOR r IN (
         WITH expected_identity(table_name, column_name) AS (
             VALUES 
-                ('train_dorm_auth', 'auth_id'),
                 ('train_class_report', 'report_id'),
-                ('train_student_checkin', 'checkin_id'),
+                ('train_dorm_auth', 'auth_id'),
                 ('train_score_info', 'score_id'),
-                ('train_study_duration', 'dur_id'),
-                ('train_student_portrait', 'portrait_id')
+                ('train_student_checkin', 'checkin_id'),
+                ('train_student_portrait', 'portrait_id'),
+                ('train_study_duration', 'dur_id')
         ),
         actual_identity AS (
-            SELECT table_name, column_name
-            FROM information_schema.columns
-            WHERE table_schema = 'public' 
-              AND table_name LIKE 'train_%' 
-              AND is_identity = 'YES'
+            SELECT c.relname AS table_name, a.attname AS column_name
+            FROM sys_class c
+            JOIN sys_attribute a ON a.attrelid = c.oid
+            JOIN sys_namespace n ON n.oid = c.relnamespace
+            WHERE n.nspname = 'public'
+              AND c.relname LIKE 'train_%'
+              AND a.attidentity = 'd'
         )
         SELECT 'MISSING_IDENTITY' AS diff_type, e.table_name, e.column_name
         FROM expected_identity e
-        LEFT JOIN actual_identity a 
+        LEFT JOIN actual_identity a
             ON e.table_name = a.table_name AND e.column_name = a.column_name
         WHERE a.table_name IS NULL
         UNION ALL
@@ -223,13 +226,13 @@ BEGIN
     FOR r IN (
         WITH expected_unique(table_name, constraint_name, column_list) AS (
             VALUES 
-                ('train_dormitory_info', 'uq_dorm_building_room', 'dorm_building, dorm_room'),
-                ('train_dorm_auth', 'uq_dormauth_stu_plan', 'student_id, plan_id'),
-                ('train_class_report', 'uq_classreport_plan_stu', 'plan_id, student_id'),
-                ('train_electronic_board', 'uq_board_sn', 'board_sn'),
-                ('train_student_checkin', 'uq_checkin_lesson_stu', 'plan_id, c_id, student_id, lesson_start_time'),
-                ('train_score_info', 'uq_scoreinfo_plan_c_stu', 'plan_id, c_id, student_id'),
-                ('train_student_portrait', 'uq_portrait_stu_plan', 'student_id, plan_id')
+                ('train_class_report', 'uk_plan_stu_report', 'plan_id, student_id'),
+                ('train_dorm_auth', 'uk_student_plan_dormauth', 'student_id, plan_id'),
+                ('train_dormitory_info', 'uk_dorm_build_room', 'dorm_building, dorm_room'),
+                ('train_electronic_board', 'uk_board_sn', 'board_sn'),
+                ('train_score_info', 'uk_score_plan_course_stu', 'plan_id, c_id, student_id'),
+                ('train_student_checkin', 'uk_lesson_stu_checkin', 'plan_id, c_id, student_id, lesson_start_time'),
+                ('train_student_portrait', 'uk_stu_plan_portrait', 'student_id, plan_id')
         ),
         actual_unique AS (
             SELECT 
@@ -272,28 +275,28 @@ BEGIN
             VALUES 
                 ('train_class_plan', 'fk_classplan_course', 'c_id', 'train_course', 'c_id'),
                 ('train_class_plan', 'fk_classplan_teacher', 't_id', 'train_teacher', 't_id'),
-                ('train_dorm_auth', 'fk_dormauth_stu', 'student_id', 'train_student', 's_id'),
-                ('train_dorm_auth', 'fk_dormauth_plan', 'plan_id', 'train_class_plan', 'plan_id'),
+                ('train_class_report', 'fk_report_classroom', 'alloc_classroom_id', 'train_classroom_info', 'class_room_id'),
+                ('train_class_report', 'fk_report_dorm', 'alloc_dorm_id', 'train_dormitory_info', 'dorm_id'),
+                ('train_class_report', 'fk_report_plan', 'plan_id', 'train_class_plan', 'plan_id'),
+                ('train_class_report', 'fk_report_site', 'alloc_site_id', 'train_training_site', 'site_id'),
+                ('train_class_report', 'fk_report_stu', 'student_id', 'train_student', 's_id'),
                 ('train_dorm_auth', 'fk_dormauth_dorm', 'dorm_id', 'train_dormitory_info', 'dorm_id'),
-                ('train_class_report', 'fk_classreport_plan', 'plan_id', 'train_class_plan', 'plan_id'),
-                ('train_class_report', 'fk_classreport_stu', 'student_id', 'train_student', 's_id'),
-                ('train_class_report', 'fk_classreport_dorm', 'alloc_dorm_id', 'train_dormitory_info', 'dorm_id'),
-                ('train_class_report', 'fk_classreport_classroom', 'alloc_classroom_id', 'train_classroom_info', 'class_room_id'),
-                ('train_class_report', 'fk_classreport_site', 'alloc_site_id', 'train_training_site', 'site_id'),
+                ('train_dorm_auth', 'fk_dormauth_plan', 'plan_id', 'train_class_plan', 'plan_id'),
+                ('train_dorm_auth', 'fk_dormauth_stu', 'student_id', 'train_student', 's_id'),
                 ('train_electronic_board', 'fk_board_classroom', 'bind_classroom_id', 'train_classroom_info', 'class_room_id'),
                 ('train_electronic_board', 'fk_board_plan', 'bind_plan_id', 'train_class_plan', 'plan_id'),
-                ('train_student_checkin', 'fk_checkin_plan', 'plan_id', 'train_class_plan', 'plan_id'),
-                ('train_student_checkin', 'fk_checkin_course', 'c_id', 'train_course', 'c_id'),
-                ('train_student_checkin', 'fk_checkin_stu', 'student_id', 'train_student', 's_id'),
+                ('train_score_info', 'fk_score_course', 'c_id', 'train_course', 'c_id'),
+                ('train_score_info', 'fk_score_plan', 'plan_id', 'train_class_plan', 'plan_id'),
+                ('train_score_info', 'fk_score_stu', 'student_id', 'train_student', 's_id'),
                 ('train_student_checkin', 'fk_checkin_board', 'board_id', 'train_electronic_board', 'board_id'),
-                ('train_score_info', 'fk_scoreinfo_plan', 'plan_id', 'train_class_plan', 'plan_id'),
-                ('train_score_info', 'fk_scoreinfo_course', 'c_id', 'train_course', 'c_id'),
-                ('train_score_info', 'fk_scoreinfo_stu', 'student_id', 'train_student', 's_id'),
-                ('train_study_duration', 'fk_studydur_stu', 'student_id', 'train_student', 's_id'),
-                ('train_study_duration', 'fk_studydur_plan', 'plan_id', 'train_class_plan', 'plan_id'),
-                ('train_study_duration', 'fk_studydur_course', 'c_id', 'train_course', 'c_id'),
+                ('train_student_checkin', 'fk_checkin_course', 'c_id', 'train_course', 'c_id'),
+                ('train_student_checkin', 'fk_checkin_plan', 'plan_id', 'train_class_plan', 'plan_id'),
+                ('train_student_checkin', 'fk_checkin_stu', 'student_id', 'train_student', 's_id'),
+                ('train_student_portrait', 'fk_portrait_plan', 'plan_id', 'train_class_plan', 'plan_id'),
                 ('train_student_portrait', 'fk_portrait_stu', 'student_id', 'train_student', 's_id'),
-                ('train_student_portrait', 'fk_portrait_plan', 'plan_id', 'train_class_plan', 'plan_id')
+                ('train_study_duration', 'fk_duration_course', 'c_id', 'train_course', 'c_id'),
+                ('train_study_duration', 'fk_duration_plan', 'plan_id', 'train_class_plan', 'plan_id'),
+                ('train_study_duration', 'fk_duration_stu', 'student_id', 'train_student', 's_id')
         ),
         actual_fk AS (
             SELECT 
diff --git a/RuoYi-Vue/sql/train/v2/010_verify.sql b/RuoYi-Vue/sql/train/v2/010_verify.sql
index ec7904f57..b96e4604b 100644
--- a/RuoYi-Vue/sql/train/v2/010_verify.sql
+++ b/RuoYi-Vue/sql/train/v2/010_verify.sql
@@ -348,15 +348,17 @@ BEGIN
                 ('train_student_portrait', 'portrait_id')
         ),
         actual_identity AS (
-            SELECT table_name, column_name
-            FROM information_schema.columns
-            WHERE table_schema = 'public' 
-              AND table_name LIKE 'train_%' 
-              AND is_identity = 'YES'
+            SELECT c.relname AS table_name, a.attname AS column_name
+            FROM sys_class c
+            JOIN sys_attribute a ON a.attrelid = c.oid
+            JOIN sys_namespace n ON n.oid = c.relnamespace
+            WHERE n.nspname = 'public'
+              AND c.relname LIKE 'train_%'
+              AND a.attidentity = 'd'
         )
         SELECT 'MISSING_IDENTITY' AS diff_type, e.table_name, e.column_name
         FROM expected_identity e
-        LEFT JOIN actual_identity a 
+        LEFT JOIN actual_identity a
             ON e.table_name = a.table_name AND e.column_name = a.column_name
         WHERE a.table_name IS NULL
         UNION ALL