diff --git a/headless/server/src/main/java/com/tencent/supersonic/headless/server/utils/QueryUtils.java b/headless/server/src/main/java/com/tencent/supersonic/headless/server/utils/QueryUtils.java
index d2631faf3..d2b6238a7 100644
--- a/headless/server/src/main/java/com/tencent/supersonic/headless/server/utils/QueryUtils.java
+++ b/headless/server/src/main/java/com/tencent/supersonic/headless/server/utils/QueryUtils.java
@@ -127,6 +127,7 @@ private boolean isNumberType(String type) {
                 || type.equalsIgnoreCase("float")
                 || type.equalsIgnoreCase("double")
                 || type.equalsIgnoreCase("numeric")
+                || type.toLowerCase().startsWith("decimal")
                 || type.toLowerCase().startsWith("uint")
                 || type.toLowerCase().startsWith("int");
     }