diff --git a/datachecker-extract/src/main/java/org/opengauss/datachecker/extract/task/ResultSetHandler.java b/datachecker-extract/src/main/java/org/opengauss/datachecker/extract/task/ResultSetHandler.java
index b052b110df5d31ba30a6f0c37ea89283827c9280..430a4c641819c44d946d15e08613df1ea6b445db 100644
--- a/datachecker-extract/src/main/java/org/opengauss/datachecker/extract/task/ResultSetHandler.java
+++ b/datachecker-extract/src/main/java/org/opengauss/datachecker/extract/task/ResultSetHandler.java
@@ -73,7 +73,7 @@ public class ResultSetHandler {
                 int columnIdx = idx + 1;
                 // Get the column and its corresponding column name
                 String columnLabel = resultSetMetaData.getColumnLabel(columnIdx);
-                // Get the corresponding value from the resultset result set according to the column name
+                // Get the corresponding value from the ResultSet according to the column name
                 Object columnValue;
                 final int columnType = resultSetMetaData.getColumnType(columnIdx);
                 if (SQL_TIME_TYPES.contains(columnType)) {
@@ -81,7 +81,7 @@ public class ResultSetHandler {
                 } else {
                     columnValue = resultSet.getObject(columnLabel);
                 }
-                values.put(columnLabel, MAPPER.convertValue(columnValue, String.class));
+                values.put(columnLabel, MAPPER.convertValue(columnValue, String.class).trim());
             } catch (SQLException ex) {
                 log.error("putOneResultSetToMap Convert data according to result set metadata information.", ex);
             }