diff --git a/quick-start-with-htap.md b/quick-start-with-htap.md
index abd0f6f2ea961..85dbf834f50d0 100644
--- a/quick-start-with-htap.md
+++ b/quick-start-with-htap.md
@@ -108,6 +108,7 @@ To know the performance of TiDB with only the row-based storage engine, execute
 {{< copyable "sql" >}}
 
 ```sql
+USE test;
 SELECT
     l_orderkey,
     SUM(
@@ -173,7 +174,8 @@ For tables with TiFlash replicas, the TiDB optimizer automatically determines wh
 {{< copyable "sql" >}}
 
 ```sql
-explain analyze SELECT
+USE test;
+EXPLAIN ANALYZE SELECT
     l_orderkey,
     SUM(
         l_extendedprice * (1 - l_discount)