diff --git a/01-docker-terraform/docker-sql/05-data-ingestion.md b/01-docker-terraform/docker-sql/05-data-ingestion.md
index 2e3ad5ce4..2a991bbe4 100644
--- a/01-docker-terraform/docker-sql/05-data-ingestion.md
+++ b/01-docker-terraform/docker-sql/05-data-ingestion.md
@@ -50,6 +50,9 @@ df.dtypes
 # Check data shape
 df.shape
 ```
+### Note 
+- When using `nrows=100` to sample the first 100 rows, all columns have consistent data types in this subset, so **the `DtypeWarning` below will NOT appear**.
+- To reproduce the type warning shown below, remove the `nrows=100` parameter and read the full dataset.
 
 ### Handling Data Types