This is the marimo script
parquet_path = Path(__file__).resolve().parent / "parquet" / "checkins.parquet"
if not parquet_path.is_file():
result = mo.md(f"Parquet file not found: `{parquet_path}`")
else:
path_sql = parquet_path.as_posix().replace("'", "''")
con = duckdb.connect()
row_count = con.sql(
f"SELECT COUNT(*)::BIGINT FROM read_parquet('{path_sql}')"
).fetchone()[0]
result = mo.md(
f"""
# Check-ins row count
**{row_count:,}** rows
"""
)
resultThis is the result
