diff --git a/fe/fe-core/src/main/java/org/apache/doris/datasource/jdbc/JdbcExternalCatalog.java b/fe/fe-core/src/main/java/org/apache/doris/datasource/jdbc/JdbcExternalCatalog.java
index a8561a6ff8860b..5094207490ce5e 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/datasource/jdbc/JdbcExternalCatalog.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/datasource/jdbc/JdbcExternalCatalog.java
@@ -157,6 +157,7 @@ protected Map<String, String> processCompatibleProperties(Map<String, String> pr
     }
 
     public String getDatabaseTypeName() {
+        makeSureInitialized();
         return jdbcClient.getDbType();
     }