From 792d87c87cb65fd6a15727f803ca041fb2c9a5ae Mon Sep 17 00:00:00 2001
From: lw112 <131352377+felixwluo@users.noreply.github.com>
Date: Sat, 11 May 2024 15:49:35 +0800
Subject: [PATCH] [bugfix](multi catalog) fixed an issue in master where hive
 directory field separator was an empty string causing it to be core (#34594)

Fixed an issue in master where hive directory field separator was an empty string causing it to be core.
---
 .../apache/doris/datasource/hive/source/HiveScanNode.java   | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/fe/fe-core/src/main/java/org/apache/doris/datasource/hive/source/HiveScanNode.java b/fe/fe-core/src/main/java/org/apache/doris/datasource/hive/source/HiveScanNode.java
index d4d471a461..0dbaa8b462 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/datasource/hive/source/HiveScanNode.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/datasource/hive/source/HiveScanNode.java
@@ -362,7 +362,11 @@ public class HiveScanNode extends FileQueryScanNode {
         TFileTextScanRangeParams textParams = new TFileTextScanRangeParams();
         java.util.Map<String, String> delimiter = hmsTable.getRemoteTable().getSd().getSerdeInfo().getParameters();
         if (delimiter.containsKey(PROP_FIELD_DELIMITER)) {
-            textParams.setColumnSeparator(delimiter.get(PROP_FIELD_DELIMITER));
+            if (delimiter.get(PROP_FIELD_DELIMITER).length() == 0) {
+                textParams.setColumnSeparator(DEFAULT_FIELD_DELIMITER);
+            } else {
+                textParams.setColumnSeparator(delimiter.get(PROP_FIELD_DELIMITER));
+            }
         } else if (delimiter.containsKey(PROP_SEPARATOR_CHAR)) {
             textParams.setColumnSeparator(delimiter.get(PROP_SEPARATOR_CHAR));
         } else {