Add 8 BigQuery Load samples (GoogleCloudPlatform#711)

Author: alixhami

bigquery/api/snippets/browse_table.php

@@ -25,7 +25,7 @@
 require_once __DIR__ . '/../vendor/autoload.php';
 
 if (count($argv) < 4 || count($argv) > 5) {
-    return print("Usage: php snippets/browse_table.php PROJECT_ID DATASET_ID TABLE_ID [NUM_RESULTS]\n");
+    return printf("Usage: php %s PROJECT_ID DATASET_ID TABLE_ID [NUM_RESULTS]\n", __FILE__);
 }
 list($_, $projectId, $datasetId, $tableId) = $argv;
 $maxResults = isset($argv[4]) ? $argv[4] : 10;

bigquery/api/snippets/copy_table.php

@@ -25,7 +25,7 @@
 require_once __DIR__ . '/../vendor/autoload.php';
 
 if (count($argv) != 5) {
-    return print("Usage: php snippets/copy_table.php PROJECT_ID DATASET_ID SOURCE_TABLE_ID DESTINATION_TABLE_ID\n");
+    return printf("Usage: php %s PROJECT_ID DATASET_ID SOURCE_TABLE_ID DESTINATION_TABLE_ID\n", __FILE__);
 }
 list($_, $projectId, $datasetId, $sourceTableId, $destinationTableId) = $argv;
 

bigquery/api/snippets/create_dataset.php

@@ -25,7 +25,7 @@
 require_once __DIR__ . '/../vendor/autoload.php';
 
 if (count($argv) != 3) {
-    return print("Usage: php snippets/create_dataset.php PROJECT_ID DATASET_ID\n");
+    return printf("Usage: php %s PROJECT_ID DATASET_ID\n", __FILE__);
 }
 list($_, $projectId, $datasetId) = $argv;
 

bigquery/api/snippets/create_table.php

@@ -25,7 +25,7 @@
 require_once __DIR__ . '/../vendor/autoload.php';
 
 if (count($argv) < 4 || count($argv) > 5) {
-    return print("Usage: php snippets/create_table.php PROJECT_ID DATASET_ID TABLE_ID [FIELDS]\n");
+    return printf("Usage: php %s PROJECT_ID DATASET_ID TABLE_ID [FIELDS]\n", __FILE__);
 }
 list($_, $projectId, $datasetId, $tableId) = $argv;
 $fields = isset($argv[4]) ? json_decode($argv[4]) : [['name' => 'field1', 'type' => 'string']];

bigquery/api/snippets/delete_dataset.php

@@ -25,7 +25,7 @@
 require_once __DIR__ . '/../vendor/autoload.php';
 
 if (count($argv) > 3) {
-    return print("Usage: php snippets/delete_dataset.php PROJECT_ID DATASET_ID\n");
+    return printf("Usage: php %s PROJECT_ID DATASET_ID\n", __FILE__);
 }
 list($_, $projectId, $datasetId) = $argv;
 

bigquery/api/snippets/delete_table.php

@@ -25,7 +25,7 @@
 require_once __DIR__ . '/../vendor/autoload.php';
 
 if (count($argv) != 4) {
-    return print("Usage: php snippets/delete_table.php PROJECT_ID DATASET_ID TABLE_ID\n");
+    return printf("Usage: php %s PROJECT_ID DATASET_ID TABLE_ID\n", __FILE__);
 }
 list($_, $projectId, $datasetId, $tableId) = $argv;
 

bigquery/api/snippets/extract_table.php

@@ -25,7 +25,7 @@
 require_once __DIR__ . '/../vendor/autoload.php';
 
 if (count($argv) < 6 || count($argv) > 7) {
-    return print("Usage: php snippets/extract_table.php PROJECT_ID DATASET_ID TABLE_ID BUCKET_NAME OBJECT_NAME [FORMAT]\n");
+    return printf("Usage: php %s PROJECT_ID DATASET_ID TABLE_ID BUCKET_NAME OBJECT_NAME [FORMAT]\n", __FILE__);
 }
 
 list($_, $projectId, $datasetId, $tableId, $bucketName, $objectName) = $argv;

bigquery/api/snippets/import_from_local_csv.php

@@ -25,7 +25,7 @@
 require_once __DIR__ . '/../vendor/autoload.php';
 
 if (count($argv) != 5) {
-    return print("Usage: php snippets/import_from_local_csv.php PROJECT_ID DATASET_ID TABLE_ID SOURCE\n");
+    return printf("Usage: php %s PROJECT_ID DATASET_ID TABLE_ID SOURCE\n", __FILE__);
 }
 
 list($_, $projectId, $datasetId, $tableId, $source) = $argv;

bigquery/api/snippets/import_from_storage_csv.php

@@ -24,7 +24,7 @@
 // Include Google Cloud dependendencies using Composer
 require_once __DIR__ . '/../vendor/autoload.php';
 if (count($argv) != 3) {
-    return print("Usage: php snippets/import_from_storage.php PROJECT_ID DATASET_ID\n");
+    return printf("Usage: php %s PROJECT_ID DATASET_ID\n", __FILE__);
 }
 
 list($_, $projectId, $datasetId) = $argv;

bigquery/api/snippets/import_from_storage_csv_autodetect.php

@@ -0,0 +1,66 @@
+<?php
+/**
+ * Copyright 2018 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.
+ */
+
+/**
+ * For instructions on how to run the full sample:
+ *
+ * @see https://github.com/GoogleCloudPlatform/php-docs-samples/tree/master/bigquery/api/README.md
+ */
+
+// Include Google Cloud dependendencies using Composer
+require_once __DIR__ . '/../vendor/autoload.php';
+if (count($argv) != 3) {
+    return printf("Usage: php %s PROJECT_ID DATASET_ID\n", __FILE__);
+}
+
+list($_, $projectId, $datasetId) = $argv;
+# [START bigquery_load_table_gcs_csv_autodetect]
+use Google\Cloud\BigQuery\BigQueryClient;
+use Google\Cloud\Core\ExponentialBackoff;
+
+/** Uncomment and populate these variables in your code */
+// $projectId  = 'The Google project ID';
+// $datasetId  = 'The BigQuery dataset ID';
+
+// instantiate the bigquery table service
+$bigQuery = new BigQueryClient([
+    'projectId' => $projectId,
+]);
+$dataset = $bigQuery->dataset($datasetId);
+$table = $dataset->table('us_states');
+
+// create the import job
+$gcsUri = 'gs://cloud-samples-data/bigquery/us-states/us-states.csv';
+$loadConfig = $table->loadFromStorage($gcsUri)->autodetect(true)->skipLeadingRows(1);
+$job = $table->runJob($loadConfig);
+// poll the job until it is complete
+$backoff = new ExponentialBackoff(10);
+$backoff->execute(function () use ($job) {
+    print('Waiting for job to complete' . PHP_EOL);
+    $job->reload();
+    if (!$job->isComplete()) {
+        throw new Exception('Job has not yet completed', 500);
+    }
+});
+// check if the job has errors
+if (isset($job->info()['status']['errorResult'])) {
+    $error = $job->info()['status']['errorResult']['message'];
+    printf('Error running job: %s' . PHP_EOL, $error);
+} else {
+    print('Data imported successfully' . PHP_EOL);
+}
+# [END bigquery_load_table_gcs_csv_autodetect]