// Copyright 2020 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

//

// http://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.

'use strict';

function main(

projectId = 'my_project', // GCP Project ID

datasetId = 'my_dataset', // Existing dataset ID

tableId = 'my_new_view', // View to be created

) {

// [START bigquery_ddl_create_view]

// Import the Google Cloud client library and create a client

const {BigQuery} = require('@google-cloud/bigquery');

const bigquery = new BigQuery();

async function ddlCreateView() {

// Creates a view via a DDL query

/**

* TODO(developer): Uncomment the following lines before running the sample.

*/

// const projectId = "my_project"

// const datasetId = "my_dataset"

// const tableId = "my_new_view"

const query = `

CREATE VIEW \`${projectId}.${datasetId}.${tableId}\`

OPTIONS(

expiration_timestamp=TIMESTAMP_ADD(

CURRENT_TIMESTAMP(), INTERVAL 48 HOUR),

friendly_name="new_view",

description="a view that expires in 2 days",

labels=[("org_unit", "development")]

)

AS SELECT name, state, year, number

FROM \`bigquery-public-data.usa_names.usa_1910_current\`

WHERE state LIKE 'W%'`;

// For all options, see https://cloud.google.com/bigquery/docs/reference/rest/v2/jobs/query

const options = {

query: query,

};

// Run the query as a job

const [job] = await bigquery.createQueryJob(options);

job.on('complete', metadata => {

console.log(`Created new view ${tableId} via job ${metadata.id}`);

});

}

// [END bigquery_ddl_create_view]

ddlCreateView();

}

main(...process.argv.slice(2));