From 1c5db0c4692b31efce48a7fb348022188ee5e905 Mon Sep 17 00:00:00 2001
From: wangjiaming0909 <604227650@qq.com>
Date: Thu, 8 Aug 2024 18:26:41 +0800
Subject: [PATCH] remove unused md5hash

---
 source/libs/parser/src/parAstCreater.c | 13 ++-----------
 1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/source/libs/parser/src/parAstCreater.c b/source/libs/parser/src/parAstCreater.c
index fab58814d5..ee5f215d72 100644
--- a/source/libs/parser/src/parAstCreater.c
+++ b/source/libs/parser/src/parAstCreater.c
@@ -316,17 +316,8 @@ SNode* releaseRawExprNode(SAstCreateContext* pCxt, SNode* pNode) {
       // See TS-3398.
       // Len of pRawExpr->p could be larger than len of aliasName[TSDB_COL_NAME_LEN].
       // If aliasName is truncated, hash value of aliasName could be the same.
-      T_MD5_CTX ctx;
-      tMD5Init(&ctx);
-      tMD5Update(&ctx, (uint8_t*)pRawExpr->p, pRawExpr->n);
-      tMD5Final(&ctx);
-      char* p = pExpr->aliasName;
-      for (uint8_t i = 0; i < tListLen(ctx.digest); ++i) {
-        sprintf(p, "%02x", ctx.digest[i]);
-        p += 2;
-      }
-      uint64_t a = MurmurHash3_64(pRawExpr->p, pRawExpr->n);
-      sprintf(pExpr->aliasName, "%"PRIu64, a);
+      uint64_t hashVal = MurmurHash3_64(pRawExpr->p, pRawExpr->n);
+      sprintf(pExpr->aliasName, "%"PRIu64, hashVal);
       strncpy(pExpr->userAlias, pRawExpr->p, len);
       pExpr->userAlias[len] = '\0';
     }