From 18c3958dbe477be57379e227e3cfcf43271907cf Mon Sep 17 00:00:00 2001
From: 2149 <260391947@qq.com>
Date: Tue, 11 Jul 2023 13:24:28 +0000
Subject: [PATCH] [CP] fix hexstring convert bug

---
 src/share/object/ob_obj_cast.cpp | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/share/object/ob_obj_cast.cpp b/src/share/object/ob_obj_cast.cpp
index 1690f23e5..89eeb3fd4 100644
--- a/src/share/object/ob_obj_cast.cpp
+++ b/src/share/object/ob_obj_cast.cpp
@@ -4915,7 +4915,19 @@ int common_string_integer(const ObCastMode &cast_mode,
 {
   int ret = OB_SUCCESS;
   if (ObHexStringType == in_type) {
-    out_val = static_cast<int64_t>(hex_to_uint64(in_str));
+    ObObj uint64_in;
+    ObObj out;
+    ObObjCastParams dummy;
+    ObCastMode uint_int_cm = cast_mode;
+    uint64_in.set_uint64(hex_to_uint64(in_str));
+    if (CM_IS_EXPLICIT_CAST(cast_mode)) {
+      uint_int_cm |= CM_NO_RANGE_CHECK;
+    }
+    if (OB_FAIL(uint_int(ObIntType, dummy, uint64_in, out, uint_int_cm))) {
+      LOG_WARN("convert hex string to int64 failed", K(ret));
+    } else {
+      out_val = out.get_int();
+    }
   } else {
     int err = 0;
     char *endptr = NULL;