diff --git "a/_posts/2023-09-12-\345\210\206\351\241\265\346\200\247\350\203\275\344\274\230\345\214\226.md" "b/_posts/2023-09-12-\345\210\206\351\241\265\346\200\247\350\203\275\344\274\230\345\214\226.md"
index fa14e71..5729f3a 100644
--- "a/_posts/2023-09-12-\345\210\206\351\241\265\346\200\247\350\203\275\344\274\230\345\214\226.md"
+++ "b/_posts/2023-09-12-\345\210\206\351\241\265\346\200\247\350\203\275\344\274\230\345\214\226.md"
@@ -7,6 +7,7 @@ published: true
 tags:
   - spring
   - java
+  - db
 time: '2023.09.12 20:48:00'
 ---
 # 基本概念介绍
@@ -52,4 +53,4 @@ like的匹配效率优于regexp。[分析](https://stackoverflow.com/questions/1
 - [mybatis使用配置](https://mybatis.org/mybatis-3/sqlmap-xml.html)
 - [stackoverflow: How to connect a ResultHandler in MyBatis Mapper XML](https://stackoverflow.com/questions/28413717/how-to-connect-a-resulthandler-in-mybatis-mapper-xml)
 - [github: an example of ResultHandler](https://gist.github.com/an-sangkil/71f90661fa7e7268f940)
-- [Mybatis TypeHandlers](https://mybatis.org/mybatis-3/configuration.html#typeHandlers)
\ No newline at end of file
+- [Mybatis TypeHandlers](https://mybatis.org/mybatis-3/configuration.html#typeHandlers)