Skip to content

Add notes about nrows=100 in data ingestion doc(nrows=100 will not trigger the DtypeWarning) #839

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
1879020 wants to merge 1 commit into
base: main
Choose a base branch
from
Open

Add notes about nrows=100 in data ingestion doc(nrows=100 will not trigger the DtypeWarning) #839

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
3 changes: 3 additions & 0 deletions 01-docker-terraform/docker-sql/05-data-ingestion.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -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

Expand Down