refactor: opt perf.

source/common/src/tdataformat.c

@@ -102,7 +102,9 @@ int32_t tGetValue(uint8_t *p, SValue *pValue, int8_t type) {
         n += tGetI32(p, &pValue->i32);
         break;
       case TSDB_DATA_TYPE_BIGINT:
-        n += tGetI64(p, &pValue->i64);
+        pValue->i64 = *(int64_t*)p;
+        n += sizeof(int64_t);
+//        n += tGetI64(p, &pValue->i64);
         break;
       case TSDB_DATA_TYPE_FLOAT:
         n += tGetFloat(p, &pValue->f);
@@ -123,7 +125,9 @@ int32_t tGetValue(uint8_t *p, SValue *pValue, int8_t type) {
         n += tGetU32(p, &pValue->u32);
         break;
       case TSDB_DATA_TYPE_UBIGINT:
-        n += tGetU64(p, &pValue->u64);
+        pValue->u64 = *(uint64_t*)p;
+        n += sizeof(uint64_t);
+//        n += tGetU64(p, &pValue->u64);
         break;
       default:
         ASSERT(0);