diff --git a/fe/fe-core/src/main/java/org/apache/doris/external/jdbc/JdbcSapHanaClient.java b/fe/fe-core/src/main/java/org/apache/doris/external/jdbc/JdbcSapHanaClient.java
index bbd322675e..07f7c2c53f 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/external/jdbc/JdbcSapHanaClient.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/external/jdbc/JdbcSapHanaClient.java
@@ -58,9 +58,14 @@ public class JdbcSapHanaClient extends JdbcClient {
                 return Type.FLOAT;
             case "DOUBLE":
                 return Type.DOUBLE;
-            case "TIMESTAMP":
-                // TIMESTAMP with 100 nanoseconds precision, will lose precision
-                return ScalarType.createDatetimeV2Type(6);
+            case "TIMESTAMP": {
+                // postgres can support microsecond
+                int scale = fieldSchema.getDecimalDigits();
+                if (scale > 6) {
+                    scale = 6;
+                }
+                return ScalarType.createDatetimeV2Type(scale);
+            }
             case "SECONDDATE":
                 // SECONDDATE with second precision
                 return ScalarType.createDatetimeV2Type(0);