diff --git a/persona-brain-db/schema/06-system-core-principles.sql b/persona-brain-db/schema/06-system-core-principles.sql
index 266211b..d47aa2b 100644
--- a/persona-brain-db/schema/06-system-core-principles.sql
+++ b/persona-brain-db/schema/06-system-core-principles.sql
@@ -1,17 +1,19 @@
 -- ============================================================
 -- 表6：system_core_principles（Layer 1 · 核心原则表·版本化）
 -- 用途：数据库OS内核级核心原则，在init时创建并填充
--- 商业模型连接数据库时，这套底层思维已经内嵌进去了
+-- D110更新：添加shuangyan层 + axiom/meta_principle/cognitive_pattern类别
 -- ============================================================
 
 CREATE TABLE IF NOT EXISTS system_core_principles (
   principle_id      VARCHAR(32)   PRIMARY KEY,
   layer             VARCHAR(16)   NOT NULL
-                    CHECK (layer IN ('bingshuo', 'zhuyuan', 'hololake')),
+                    CHECK (layer IN ('bingshuo', 'zhuyuan', 'shuangyan', 'hololake', 'axiom')),
   category          VARCHAR(32)   NOT NULL
                     CHECK (category IN (
                       'core_principle', 'thinking_pattern', 'tech_creed',
-                      'communication_style', 'security_rule', 'development_spec'
+                      'communication_style', 'security_rule', 'development_spec',
+                      'axiom', 'meta_principle', 'cognitive_pattern',
+                      'fix_pattern', 'existence_premise'
                     )),
   content           TEXT          NOT NULL,
   version           VARCHAR(16)   NOT NULL,