diff --git a/数据库查询.md b/数据库查询.md
index d82aded..3dd1ad4 100644
--- a/数据库查询.md
+++ b/数据库查询.md
@@ -37,7 +37,7 @@ mysql> create table company.employee1(
     -> name varchar(30) not null,
     -> sex enum('m','f') default 'm' not null,
     -> hire_date date not null,
-    -> port varchar(50) not null,
+    -> post varchar(50) not null,
     -> job_description varchar(100),
     -> salary double(15,2) not null,
     -> office int,