diff --git a/src/batch/src/error.rs b/src/batch/src/error.rs
index ae26fca228321..e3e53ee449fac 100644
--- a/src/batch/src/error.rs
+++ b/src/batch/src/error.rs
@@ -19,7 +19,7 @@ use std::sync::Arc;
 pub use anyhow::anyhow;
 use parquet::errors::ParquetError;
 use risingwave_common::array::ArrayError;
-use risingwave_common::error::BoxedError;
+use risingwave_common::error::{def_anyhow_newtype, def_anyhow_variant, BoxedError};
 use risingwave_common::util::value_encoding::error::ValueEncodingError;
 use risingwave_connector::error::ConnectorError;
 use risingwave_dml::error::DmlError;
@@ -114,25 +114,11 @@ pub enum BatchError {
         DmlError,
     ),
 
-    #[error(transparent)]
-    Iceberg(
-        #[from]
-        #[backtrace]
-        iceberg::Error,
-    ),
-
-    #[error(transparent)]
-    Parquet(
-        #[from]
-        #[backtrace]
-        ParquetError,
-    ),
-
-    #[error(transparent)]
-    Postgres(
+    #[error("External system error: {0}")]
+    ExternalSystemError(
         #[from]
         #[backtrace]
-        tokio_postgres::Error,
+        BatchExternalSystemError,
     ),
 
     // Make the ref-counted type to be a variant for easier code structuring.
@@ -200,3 +186,13 @@ impl From<ConnectorError> for BatchError {
         Self::Connector(value.into())
     }
 }
+
+// Define a external system error
+def_anyhow_variant! {
+    pub BatchExternalSystemError,
+    BatchError ExternalSystemError,
+
+    tokio_postgres::Error => "Postgres error",
+    iceberg::Error => "Iceberg error",
+    ParquetError => "Parquet error",
+}
diff --git a/src/batch/src/executor/iceberg_scan.rs b/src/batch/src/executor/iceberg_scan.rs
index f1da314c1003e..229cff77e9b9c 100644
--- a/src/batch/src/executor/iceberg_scan.rs
+++ b/src/batch/src/executor/iceberg_scan.rs
@@ -151,13 +151,10 @@ impl IcebergScanExecutor {
                 .build();
             let file_scan_stream = tokio_stream::once(Ok(data_file_scan_task));
 
-            let mut record_batch_stream = reader
-                .read(Box::pin(file_scan_stream))
-                .map_err(BatchError::Iceberg)?
-                .enumerate();
+            let mut record_batch_stream = reader.read(Box::pin(file_scan_stream))?.enumerate();
 
             while let Some((index, record_batch)) = record_batch_stream.next().await {
-                let record_batch = record_batch.map_err(BatchError::Iceberg)?;
+                let record_batch = record_batch?;
 
                 let chunk = IcebergArrowConvert.chunk_from_record_batch(&record_batch)?;
                 // position delete
@@ -195,8 +192,7 @@ impl BoxedExecutorBuilder for IcebergScanExecutorBuilder {
             source_node.with_properties.clone(),
             source_node.secret_refs.clone(),
         );
-        let config = ConnectorProperties::extract(options_with_secret.clone(), false)
-            .map_err(BatchError::connector)?;
+        let config = ConnectorProperties::extract(options_with_secret.clone(), false)?;
 
         let split_list = source_node
             .split
@@ -279,12 +275,10 @@ impl PositionDeleteFilter {
 
         let reader = table.reader_builder().with_batch_size(batch_size).build();
 
-        let mut record_batch_stream = reader
-            .read(Box::pin(position_delete_file_scan_stream))
-            .map_err(BatchError::Iceberg)?;
+        let mut record_batch_stream = reader.read(Box::pin(position_delete_file_scan_stream))?;
 
         while let Some(record_batch) = record_batch_stream.next().await {
-            let record_batch = record_batch.map_err(BatchError::Iceberg)?;
+            let record_batch = record_batch?;
             let chunk = IcebergArrowConvert.chunk_from_record_batch(&record_batch)?;
             for row in chunk.rows() {
                 // The schema is fixed. `0` must be `file_path`, `1` must be `pos`.
@@ -382,12 +376,10 @@ impl EqualityDeleteFilter {
             let reader = table.reader_builder().with_batch_size(batch_size).build();
             let delete_file_scan_stream = tokio_stream::once(Ok(equality_delete_file_scan_task));
 
-            let mut delete_record_batch_stream = reader
-                .read(Box::pin(delete_file_scan_stream))
-                .map_err(BatchError::Iceberg)?;
+            let mut delete_record_batch_stream = reader.read(Box::pin(delete_file_scan_stream))?;
 
             while let Some(record_batch) = delete_record_batch_stream.next().await {
-                let record_batch = record_batch.map_err(BatchError::Iceberg)?;
+                let record_batch = record_batch?;
 
                 let chunk = IcebergArrowConvert.chunk_from_record_batch(&record_batch)?;
                 for row in chunk.rows() {
diff --git a/src/batch/src/executor/s3_file_scan.rs b/src/batch/src/executor/s3_file_scan.rs
index 5096d1d625fa1..a7b0d1bacd791 100644
--- a/src/batch/src/executor/s3_file_scan.rs
+++ b/src/batch/src/executor/s3_file_scan.rs
@@ -109,7 +109,7 @@ impl S3FileScanExecutor {
 
             #[for_await]
             for record_batch in record_batch_stream {
-                let record_batch = record_batch.map_err(BatchError::Parquet)?;
+                let record_batch = record_batch?;
                 let chunk = IcebergArrowConvert.chunk_from_record_batch(&record_batch)?;
                 debug_assert_eq!(chunk.data_types(), self.schema.data_types());
                 yield chunk;
diff --git a/src/error/src/anyhow.rs b/src/error/src/anyhow.rs
index 3d5d6d927fb58..08203c176fcbc 100644
--- a/src/error/src/anyhow.rs
+++ b/src/error/src/anyhow.rs
@@ -154,4 +154,30 @@ macro_rules! def_anyhow_newtype {
         )*
     };
 }
-pub use def_anyhow_newtype;
+
+/// Define a newtype + it's variant in the specified type.
+/// This is useful when you want to define a new error type,
+/// but also want to define a variant for it in another enum.
+#[macro_export]
+macro_rules! def_anyhow_variant {
+    (
+        $(#[$attr:meta])* $vis:vis $name:ident,
+        $enum_name:ident $variant_name:ident
+        $(, $from:ty => $context:tt)* $(,)?
+    ) => {
+        def_anyhow_newtype! {
+            $(#[$attr])* $vis $name
+            $(, $from => $context)*
+        }
+
+        $(
+            impl From<$from> for $enum_name {
+                fn from(error: $from) -> Self {
+                    $enum_name::$variant_name($name::from(error))
+                }
+            }
+        )*
+    }
+}
+
+pub use {def_anyhow_newtype, def_anyhow_variant};