Skip to content

Add sample for fetching total_rows from query results. #7217

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

Merged
tswast merged 2 commits into from
Jan 30, 2019
Merged

Add sample for fetching total_rows from query results. #7217

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
c7e3c18
Add sample for fetching total_rows from query results.
tswast Jan 29, 2019
0f2e10a
Copypasta
tswast Jan 30, 2019
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
26 changes: 26 additions & 0 deletions bigquery/docs/snippets.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -2225,6 +2225,32 @@ def test_client_query_legacy_sql(client):
# [END bigquery_query_legacy]


def test_client_query_total_rows(client, capsys):
"""Run a query and just check for how many rows."""
# [START bigquery_query_total_rows]
# from google.cloud import bigquery
# client = bigquery.Client()

query = (
"SELECT name FROM `bigquery-public-data.usa_names.usa_1910_2013` "
'WHERE state = "TX" '
"LIMIT 100"
)
query_job = client.query(
query,
# Location must match that of the dataset(s) referenced in the query.
location="US",
) # API request - starts the query

results = query_job.result() # Waits for query to complete.
next(iter(results)) # Fetch the first page of results, which contains total_rows.
print("Got {} rows.".format(results.total_rows))
# [END bigquery_query_total_rows]

out, _ = capsys.readouterr()
assert "Got 100 rows." in out


def test_manage_job(client):
sql = """
SELECT corpus
Expand Down