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bigquery.gs
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bigquery.gs
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/**
* Copyright 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.
*/
// [START apps_script_bigquery_run_query]
/**
* Runs a BigQuery query and logs the results in a spreadsheet.
*/
function runQuery() {
// Replace this value with the project ID listed in the Google
// Cloud Platform project.
var projectId = 'XXXXXXXX';
var request = {
query: 'SELECT TOP(word, 300) AS word, COUNT(*) AS word_count ' +
'FROM `publicdata.samples.shakespeare` WHERE LENGTH(word) > 10;',
useLegacySql: false
};
var queryResults = BigQuery.Jobs.query(request, projectId);
var jobId = queryResults.jobReference.jobId;
// Check on status of the Query Job.
var sleepTimeMs = 500;
while (!queryResults.jobComplete) {
Utilities.sleep(sleepTimeMs);
sleepTimeMs *= 2;
queryResults = BigQuery.Jobs.getQueryResults(projectId, jobId);
}
// Get all the rows of results.
var rows = queryResults.rows;
while (queryResults.pageToken) {
queryResults = BigQuery.Jobs.getQueryResults(projectId, jobId, {
pageToken: queryResults.pageToken
});
rows = rows.concat(queryResults.rows);
}
if (rows) {
var spreadsheet = SpreadsheetApp.create('BiqQuery Results');
var sheet = spreadsheet.getActiveSheet();
// Append the headers.
var headers = queryResults.schema.fields.map(function(field) {
return field.name;
});
sheet.appendRow(headers);
// Append the results.
var data = new Array(rows.length);
for (var i = 0; i < rows.length; i++) {
var cols = rows[i].f;
data[i] = new Array(cols.length);
for (var j = 0; j < cols.length; j++) {
data[i][j] = cols[j].v;
}
}
sheet.getRange(2, 1, rows.length, headers.length).setValues(data);
Logger.log('Results spreadsheet created: %s',
spreadsheet.getUrl());
} else {
Logger.log('No rows returned.');
}
}
// [END apps_script_bigquery_run_query]
// [START apps_script_bigquery_load_csv]
/**
* Loads a CSV into BigQuery
*/
function loadCsv() {
// Replace this value with the project ID listed in the Google
// Cloud Platform project.
var projectId = 'XXXXXXXX';
// Create a dataset in the BigQuery UI (https://bigquery.cloud.google.com)
// and enter its ID below.
var datasetId = 'YYYYYYYY';
// Sample CSV file of Google Trends data conforming to the schema below.
// https://docs.google.com/file/d/0BwzA1Orbvy5WMXFLaTR1Z1p2UDg/edit
var csvFileId = '0BwzA1Orbvy5WMXFLaTR1Z1p2UDg';
// Create the table.
var tableId = 'pets_' + new Date().getTime();
var table = {
tableReference: {
projectId: projectId,
datasetId: datasetId,
tableId: tableId
},
schema: {
fields: [
{name: 'week', type: 'STRING'},
{name: 'cat', type: 'INTEGER'},
{name: 'dog', type: 'INTEGER'},
{name: 'bird', type: 'INTEGER'}
]
}
};
table = BigQuery.Tables.insert(table, projectId, datasetId);
Logger.log('Table created: %s', table.id);
// Load CSV data from Drive and convert to the correct format for upload.
var file = DriveApp.getFileById(csvFileId);
var data = file.getBlob().setContentType('application/octet-stream');
// Create the data upload job.
var job = {
configuration: {
load: {
destinationTable: {
projectId: projectId,
datasetId: datasetId,
tableId: tableId
},
skipLeadingRows: 1
}
}
};
job = BigQuery.Jobs.insert(job, projectId, data);
Logger.log('Load job started. Check on the status of it here: ' +
'https://bigquery.cloud.google.com/jobs/%s', projectId);
}
// [END apps_script_bigquery_load_csv]