[TD-14575]<fix>: fix rtrim result not correct for nchar columns

2022-04-08 10:40:55 +08:00 · 2022-04-08 10:40:55 +08:00 · 57c574e38a
parent d4d9ce20cf
commit 57c574e38a
1 changed files with 1 additions and 1 deletions
--- a/source/libs/scalar/src/sclfunc.c
+++ b/source/libs/scalar/src/sclfunc.c
@ -267,7 +267,7 @@ static void trtrim(char *input, char *output, int32_t type, int32_t charLen) {
      numOfSpaces++;
    }
  } else { //NCHAR
-    for (int32_t i = charLen - 1; i < charLen; ++i) {
+    for (int32_t i = charLen - 1; i >= 0; --i) {
      if (!iswspace(*((uint32_t *)varDataVal(input) + i))) {
        break;
      }