[td-14373]fix bug.

source/dnode/mnode/impl/src/mndInfoSchema.c

@@ -89,7 +89,6 @@ static const SInfosTableSchema userStbsSchema[] = {
     {.name = "create_time", .bytes = 8, .type = TSDB_DATA_TYPE_TIMESTAMP},
     {.name = "columns", .bytes = 4, .type = TSDB_DATA_TYPE_INT},
     {.name = "tags", .bytes = 4, .type = TSDB_DATA_TYPE_INT},
-    {.name = "tables", .bytes = 4, .type = TSDB_DATA_TYPE_INT},
     {.name = "last_update", .bytes = 8, .type = TSDB_DATA_TYPE_TIMESTAMP},
     {.name = "table_comment", .bytes = 1024 + VARSTR_HEADER_SIZE, .type = TSDB_DATA_TYPE_INT},
 };

source/dnode/mnode/impl/src/mndStb.c

@@ -1652,10 +1652,6 @@ static int32_t mndRetrieveStb(SNodeMsg *pReq, SShowObj *pShow, char *data, int32
     *(int32_t *)pWrite = pStb->numOfTags;
     cols++;
 
-    pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
-    *(int32_t *)pWrite = 0; // number of tables
-    cols++;
-
     pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
     *(int64_t *)pWrite = pStb->updateTime; // number of tables
     cols++;