diff --git a/backend/src/main/java/io/dataease/provider/engine/doris/DorisDDLProvider.java b/backend/src/main/java/io/dataease/provider/engine/doris/DorisDDLProvider.java
index cda19b32b5..bae7ae9fba 100644
--- a/backend/src/main/java/io/dataease/provider/engine/doris/DorisDDLProvider.java
+++ b/backend/src/main/java/io/dataease/provider/engine/doris/DorisDDLProvider.java
@@ -62,7 +62,7 @@ public class DorisDDLProvider extends DDLProviderImpl {
             }
             switch (datasetTableField.getDeExtractType()) {
                 case 0:
-                    Column_Fields.append("varchar(length)".replace("length", String.valueOf(size))).append(",`");
+                    Column_Fields.append("STRING".replace("length", String.valueOf(size))).append(",`");
                     break;
                 case 1:
                     size  = size < 50? 50 : size;