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c61e0be | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 | # Copyright 2019 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
def download_public_data_sandbox() -> None:
# [START bigquery_pandas_public_data_sandbox]
from google.cloud import bigquery
# Construct a BigQuery client object.
client = bigquery.Client()
# `SELECT *` is an anti-pattern in BigQuery because it is cheaper and
# faster to use the BigQuery Storage API directly, but BigQuery Sandbox
# users can only use the BigQuery Storage API to download query results.
query_string = "SELECT * FROM `bigquery-public-data.usa_names.usa_1910_current`"
# Use the BigQuery Storage API to speed-up downloads of large tables.
dataframe = client.query_and_wait(query_string).to_dataframe(
create_bqstorage_client=True
)
print(dataframe.info())
# [END bigquery_pandas_public_data_sandbox]
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