fix alter tag

source/dnode/vnode/src/meta/metaTable.c

@@ -793,9 +793,6 @@ static int metaUpdateTableTagVal(SMeta *pMeta, int64_t version, SVAlterTbReq *pA
     goto _err;
   }
 
-  if (iCol == 0) {
-    // TODO : need to update tag index
-  }
   ctbEntry.version = version;
   if (pTagSchema->nCols == 1 && pTagSchema->pSchema[0].type == TSDB_DATA_TYPE_JSON) {
     ctbEntry.ctbEntry.pTags = taosMemoryMalloc(pAlterTbReq->nTagVal);
@@ -849,6 +846,10 @@ static int metaUpdateTableTagVal(SMeta *pMeta, int64_t version, SVAlterTbReq *pA
   // save to uid.idx
   tdbTbUpsert(pMeta->pUidIdx, &ctbEntry.uid, sizeof(tb_uid_t), &version, sizeof(version), &pMeta->txn);
 
+  if (iCol == 0) {
+    metaUpdateTagIdx(pMeta, &ctbEntry);
+  }
+
   tDecoderClear(&dc1);
   tDecoderClear(&dc2);
   if (ctbEntry.ctbEntry.pTags) taosMemoryFree((void *)ctbEntry.ctbEntry.pTags);

source/libs/index/src/indexFilter.c

@@ -385,8 +385,9 @@ static int32_t sifDoIndex(SIFParam *left, SIFParam *right, int8_t operType, SIFP
                            .reverse = reverse,
                            .filterFunc = filterFunc};
 
-    char  buf[128] = {0};
-    float f = 0.0;
+    char   buf[128] = {0};
+    float  f = 0.0;
+    double d = 0.0;
     if (IS_VAR_DATA_TYPE(left->colValType)) {
       if (!IS_VAR_DATA_TYPE(right->colValType)) {
         NUM_TO_STRING(right->colValType, right->condValue, sizeof(buf) - 2, buf + VARSTR_HEADER_SIZE);
@@ -405,6 +406,14 @@ static int32_t sifDoIndex(SIFParam *left, SIFParam *right, int8_t operType, SIFP
           f = *(int32_t *)(right->condValue);
           param.val = &f;
         }
+      } else if (left->colValType == TSDB_DATA_TYPE_DOUBLE) {
+        if (right->colValType == TSDB_DATA_TYPE_DOUBLE) {
+          d = GET_DOUBLE_VAL(right->condValue);
+          param.val = &d;
+        } else if (right->colValType == TSDB_DATA_TYPE_BIGINT) {
+          d = *(int64_t *)(right->condValue);
+          param.val = &d;
+        }
       }
     }
     ret = metaFilterTableIds(arg->metaEx, &param, output->result);

tests/script/tsim/tag/set.sim

@@ -452,4 +452,4 @@ if $rows != 2 then
   return -1
 endi
 
-system sh/exec.sh -n dnode1 -s stop -x SIGINT
\ No newline at end of file
+system sh/exec.sh -n dnode1 -s stop -x SIGINT