diff --git a/create/create.py b/create/create.py
index 773cced..1128bd7 100644
--- a/create/create.py
+++ b/create/create.py
@@ -39,6 +39,19 @@ BEGIN
     END IF;
 END $$;"""
 
+def normalize_blank_lines(text):
+    """规范化空行：确保END $$;和DO $$之间只有一个空行"""
+    # 将多个空行替换为单个空行
+    text = re.sub(r'\n{3,}', '\n\n', text)
+    
+    # 确保END $$;后面有一个空行再接DO $$
+    text = re.sub(r'END \$\$;(\s*)DO \$\$', r'END $$;\n\nDO $$', text)
+    
+    # 清理开头和结尾的多余空行
+    text = text.strip() + '\n'
+    
+    return text
+
 def update_sql_file():
     """将生成的SQL语句追加到03_create_table.sql文件中"""
     
@@ -67,8 +80,14 @@ def update_sql_file():
             existing_middle = match.group(2)
             after_insert = match.group(3)
             
+            # 规范化空行
+            existing_middle = normalize_blank_lines(existing_middle)
+            
             # 组合新内容
-            new_content = f"""{before_insert}\n\n{sql_template}\n{existing_middle}\n{after_insert}"""
+            new_content = f"""{before_insert}\n\n{sql_template}\n\n{existing_middle}\n{after_insert}"""
+            
+            # 规范化整个内容的空行
+            new_content = normalize_blank_lines(new_content)
             
             # 写回文件
             with open(sql_file_path, 'w', encoding='utf-8') as f:
diff --git a/infra/postgres/sql/03_create_table.sql b/infra/postgres/sql/03_create_table.sql
index 0678a76..bcf4ad6 100644
--- a/infra/postgres/sql/03_create_table.sql
+++ b/infra/postgres/sql/03_create_table.sql
@@ -31,33 +31,7 @@ BEGIN
     END IF;
 END $$;
 
-DO $$
-BEGIN
-    IF NOT EXISTS (
-        SELECT 1
-        FROM information_schema.tables
-        WHERE table_schema = 'public'
-          AND table_name   = 'cn_futures_trading_records'
-    ) THEN
-        CREATE TABLE cn_futures_trading_records (
-            id            UUID         DEFAULT gen_random_uuid() PRIMARY KEY,  -- id
-            payload       JSONB        NOT NULL,                               -- 数据
-            deleted       BOOLEAN      NOT NULL DEFAULT FALSE,                 -- 删除状态
-            created_at    TIMESTAMPTZ  NOT NULL DEFAULT CURRENT_TIMESTAMP,     -- 记录创建时间
-            updated_at    TIMESTAMPTZ  NOT NULL DEFAULT CURRENT_TIMESTAMP      -- 记录修改时间
-        );
 
-        -- 3 触发器：自动刷新 updated_at
-        CREATE TRIGGER trg_cn_futures_trading_records_at
-            BEFORE UPDATE ON cn_futures_trading_records
-            FOR EACH ROW
-            EXECUTE FUNCTION moddatetime(updated_at);
-
-        RAISE NOTICE 'cn_futures_trading_records 表已创建';
-    ELSE
-        RAISE NOTICE 'cn_futures_trading_records 表已存在，跳过';
-    END IF;
-END $$;
 
 DO $$
 BEGIN