Sandbox::https://www.github.com/co-codin/python-bigquery/blob/main/samples/copy_table_multiple

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# 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.

from typing import Sequence

def copy_table_multiple_source(dest_table_id: str, table_ids: Sequence[str]) -> None:

# [START bigquery_copy_table_multiple_source]

from google.cloud import bigquery

# Construct a BigQuery client object.

client = bigquery.Client()

# TODO(developer): Set dest_table_id to the ID of the destination table.

# dest_table_id = "your-project.your_dataset.your_table_name"

# TODO(developer): Set table_ids to the list of the IDs of the original tables.

# table_ids = ["your-project.your_dataset.your_table_name", ...]

job = client.copy_table(table_ids, dest_table_id) # Make an API request.

job.result() # Wait for the job to complete.

print("The tables {} have been appended to {}".format(table_ids, dest_table_id))

# [END bigquery_copy_table_multiple_source]