diff --git a/fe/src/main/java/org/apache/doris/qe/ShowExecutor.java b/fe/src/main/java/org/apache/doris/qe/ShowExecutor.java
index 162a17c627..546dff1fd8 100644
--- a/fe/src/main/java/org/apache/doris/qe/ShowExecutor.java
+++ b/fe/src/main/java/org/apache/doris/qe/ShowExecutor.java
@@ -533,7 +533,7 @@ public class ShowExecutor {
                             continue;
                         }
                         final String columnName = col.getName();
-                        final String columnType = col.getType().toString();
+                        final String columnType = col.getOriginType().toString();
                         final String isAllowNull = col.isAllowNull() ? "YES" : "NO";
                         final String isKey = col.isKey() ? "YES" : "NO";
                         final String defaultValue = col.getDefaultValue();