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liugddx · Feb 28, 2024 · d43b8a0 · d43b8a0
1 parent 4f577b8
commit d43b8a0
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/be/src/vec/functions/function_string.h b/be/src/vec/functions/function_string.h
@@ -2903,7 +2903,7 @@ class FunctionRandomBytes : public IFunction {
 
         ColumnPtr argument_column =
                 block.get_by_position(arguments[0]).column->convert_to_full_column_if_const();
-        const auto* length_col = check_and_get_column<ColumnUInt64>(argument_column.get());
+        const auto* length_col = check_and_get_column<ColumnInt32>(argument_column.get());
 
         if (!length_col) {
             return Status::InternalError("Not supported input argument type");
@@ -2927,13 +2927,14 @@ class FunctionRandomBytes : public IFunction {
                 oss << std::setw(2) << std::setfill('0') << std::hex << static_cast<int>(byte);
             }
 
-            StringOP::push_value_string(oss.str(), i, res_chars, res_offsets);
+            StringOP::push_value_string("0x" + oss.str(), i, res_chars, res_offsets);
             random_bytes.clear();
         }
 
         block.get_by_position(result).column = std::move(res);
 
         return Status::OK();
+
     }
 };