diff --git a/src/client/src/tscLocal.c b/src/client/src/tscLocal.c
index 4da1ecd2a97bf54c5c89619ecbdff870afc0d67d..d2294773d743fe4df0879c920f2335b60e8b8b96 100644
--- a/src/client/src/tscLocal.c
+++ b/src/client/src/tscLocal.c
@@ -375,6 +375,8 @@ static int32_t tscGetTableTagValue(SCreateBuilder *builder, char *result) {
         || fields[i].type == TSDB_DATA_TYPE_BINARY 
         || fields[i].type == TSDB_DATA_TYPE_TIMESTAMP) && 0 == ret) {
       snprintf(result + strlen(result), TSDB_MAX_BINARY_LEN - strlen(result), "\"%s\",", buf);
+    } else if (fields[i].type == TSDB_DATA_TYPE_JSON) {
+      snprintf(result + strlen(result), TSDB_MAX_BINARY_LEN - strlen(result), "'%s,", buf);
     } else {
       snprintf(result + strlen(result), TSDB_MAX_BINARY_LEN - strlen(result), "%s,", buf);
     }
@@ -382,7 +384,11 @@ static int32_t tscGetTableTagValue(SCreateBuilder *builder, char *result) {
     free(buf);
 
     if (i == num_fields - 1) {
-      sprintf(result + strlen(result) - 1, "%s", ")");
+      if (fields[i].type == TSDB_DATA_TYPE_JSON) {
+        sprintf(result + strlen(result) - 1, "%s", "')");
+      } else {
+        sprintf(result + strlen(result) - 1, "%s", ")");
+      }
     }
   }
 
diff --git a/src/util/src/ttokenizer.c b/src/util/src/ttokenizer.c
index 1f99605cc517d4b7a8cd7cbb0f06ece7ce6aab7a..8fca99291164a429867a090c98a61156daa40af2 100644
--- a/src/util/src/ttokenizer.c
+++ b/src/util/src/ttokenizer.c
@@ -570,12 +570,6 @@ uint32_t tGetToken(char* z, uint32_t* tokenId) {
       *tokenId = TK_ID;
       return i;
     }
-    case '{': {
-      for (i = 1; z[i] && z[i - 1] != '}'; i++) {
-      }
-      *tokenId = TK_STRING;
-      return i;
-    }
     case 'T':
     case 't':
     case 'F':