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Juan Rael
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‎bigtable/api/src/getting_a_row.php‎

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<?php
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/**
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* Copyright 2018 Google LLC.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* For instructions on how to run the full sample:
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*
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* @see https://github.com/GoogleCloudPlatform/php-docs-samples/tree/master/bigtable/api/README.md
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*/
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// Include Google Cloud dependendencies using Composer
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require_once __DIR__ . '/../vendor/autoload.php';
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if (count($argv) < 3 || count($argv) > 5) {
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return printf("Usage: php %s PROJECT_ID INSTANCE_ID TABLE_ID" . PHP_EOL, __FILE__);
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}
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list($_, $project_id, $instance_id, $table_id) = $argv;
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// [START getting_a_row]
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use Google\Cloud\Bigtable\BigtableClient;
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use Google\Cloud\Bigtable\Table;
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use Google\Cloud\Bigtable\Admin\V2\Cluster;
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use Google\Cloud\Bigtable\Admin\V2\StorageType;
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use Google\ApiCore\ApiException;
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use Google\Cloud\Bigtable\V2\RowFilter;
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/** Uncomment and populate these variables in your code */
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// $project_id = 'The Google project ID';
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// $instance_id = 'The Bigtable instance ID';
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// $cluster_id = 'The Bigtable cluster ID';
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// $table_id = 'The Bigtable table ID';
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// $location_id = 'The Bigtable region ID';
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// Connect to an existing table with an existing instance.
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$dataClient = new BigtableClient([
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'projectId' => $project_id,
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]);
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$table = $dataClient->table($instance_id, $table_id);
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printf('Getting a single greeting by row key.' . PHP_EOL);
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$key = 'greeting0';
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// Only retrieve the most recent version of the cell.
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$row_filter = (new RowFilter)->setCellsPerColumnLimitFilter(1);
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$column = 'greeting';
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$columnFamilyId = 'cf1';
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$row = $table->readRow($key, [
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'rowFilter' => $row_filter
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]);
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printf('%s' . PHP_EOL, $row[$columnFamilyId][$column][0]['value']);
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// [END getting_a_row]

‎bigtable/api/src/insert.php‎

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<?php
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/**
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* Copyright 2018 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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require __DIR__ . '/../vendor/autoload.php';
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use Google\Cloud\Bigtable\Admin\V2\BigtableInstanceAdminClient;
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use Google\Cloud\Bigtable\Admin\V2\BigtableTableAdminClient;
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use Google\Cloud\Bigtable\Admin\V2\ColumnFamily;
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use Google\Cloud\Bigtable\BigtableClient;
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use Google\Cloud\Bigtable\Table;
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use Google\Cloud\Bigtable\Admin\V2\ModifyColumnFamiliesRequest\Modification;
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use Google\Cloud\Bigtable\Admin\V2\Table as TableClass;
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use Google\ApiCore\ApiException;
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$instance_id = 'quickstart-instance-php'; # instance-id
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$table_id = 'bigtable-php-table'; # my-table
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$project_id = getenv('PROJECT_ID');
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$dataClient = new BigtableClient([
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'projectId' => $project_id,
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]);
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$instanceAdminClient = new BigtableInstanceAdminClient();
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$tableAdminClient = new BigtableTableAdminClient();
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$instanceName = $instanceAdminClient->instanceName($project_id, $instance_id);
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$tableName = $tableAdminClient->tableName($project_id, $instance_id, $table_id);
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$table = new TableClass();
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$tableAdminClient->createtable(
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$instanceName,
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$table_id,
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$table
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);
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$table = $dataClient->table($instance_id,$table_id);
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$columnFamily4 = new ColumnFamily();
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$columnModification = new Modification();
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$columnModification->setId('cf1');
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$columnModification->setCreate($columnFamily4);
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$tableAdminClient->modifyColumnFamilies($tableName, [$columnModification]);
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function time_in_microseconds(){
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$mt = microtime(true);
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$mt = sprintf('%.03f',$mt);
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return (float)$mt*1000000;
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}
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$insertRows = [
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'rk5' => [
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'cf1' => [
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'cq5' => [
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'value' => "Value5",
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'timeStamp' => time_in_microseconds()
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]
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]
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]
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];
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$table->upsert($insertRows);

‎bigtable/api/src/quickstart.php‎

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<?php
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/**
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* Copyright 2018 Google LLC.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* For instructions on how to run the full sample:
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*
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* @see https://github.com/GoogleCloudPlatform/php-docs-samples/tree/master/bigtable/api/README.md
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*/
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// Include Google Cloud dependendencies using Composer
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require_once __DIR__ . '/../vendor/autoload.php';
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if (count($argv) < 3 || count($argv) > 5) {
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return printf("Usage: php %s PROJECT_ID INSTANCE_ID TABLE_ID [LOCATION_ID]" . PHP_EOL, __FILE__);
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}
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list($_, $project_id, $instance_id, $table_id) = $argv;
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$location_id = isset($argv[5]) ? $argv[5] : 'us-east1-b';
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// [START bigtable_quickstart]
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use Google\Cloud\Bigtable\BigtableClient;
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use Google\Cloud\Bigtable\Table;
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use Google\Cloud\Bigtable\Admin\V2\Cluster;
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use Google\Cloud\Bigtable\Admin\V2\StorageType;
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use Google\ApiCore\ApiException;
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/** Uncomment and populate these variables in your code */
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// $project_id = 'The Google project ID';
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// $instance_id = 'The Bigtable instance ID';
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// $cluster_id = 'The Bigtable cluster ID';
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// $table_id = 'The Bigtable table ID';
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// $location_id = 'The Bigtable region ID';
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// Connect to an existing table with an existing instance.
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$dataClient = new BigtableClient([
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'projectId' => $project_id,
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]);
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$table = $dataClient->table($instance_id, $table_id);
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$key = 'rk5';
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// Read a row from my-table using a row key
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$row = $table->readRow($key);
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$column_family_id = 'cf1';
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$column_id = 'cq5';
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// Get the Value from the Row, using the column_family_id and column_id
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$value = $row[$column_family_id][$column_id][0]['value'];
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printf("Row key: %s\nData: %s\n", $key, $value);
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// [END bigtable_quickstart]

‎bigtable/api/src/scanning_all_rows.php‎

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<?php
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/**
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* Copyright 2018 Google LLC.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* For instructions on how to run the full sample:
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*
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* @see https://github.com/GoogleCloudPlatform/php-docs-samples/tree/master/bigtable/api/README.md
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*/
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// Include Google Cloud dependendencies using Composer
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require_once __DIR__ . '/../vendor/autoload.php';
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if (count($argv) < 3 || count($argv) > 5) {
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return printf("Usage: php %s PROJECT_ID INSTANCE_ID TABLE_ID" . PHP_EOL, __FILE__);
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}
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list($_, $project_id, $instance_id, $table_id) = $argv;
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// [START scanning_all_rows]
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use Google\Cloud\Bigtable\Admin\V2\StorageType;
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use Google\Cloud\Bigtable\Admin\V2\Cluster;
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use Google\Cloud\Bigtable\BigtableClient;
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use Google\Cloud\Bigtable\Mutations;
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use Google\ApiCore\ApiException;
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use Google\Cloud\Bigtable\Table;
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/** Uncomment and populate these variables in your code */
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// $project_id = 'The Google project ID';
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// $instance_id = 'The Bigtable instance ID';
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// $cluster_id = 'The Bigtable cluster ID';
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// $table_id = 'The Bigtable table ID';
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// $location_id = 'The Bigtable region ID';
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// Connect to an existing table with an existing instance.
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$dataClient = new BigtableClient([
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'projectId' => $project_id,
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]);
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$table = $dataClient->table($instance_id, $table_id);
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$columnFamilyId = 'cf1';
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$column = 'greeting';
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printf('Scanning for all greetings:' . PHP_EOL);
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$partial_rows = $table->readRows([])->readAll();
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foreach ($partial_rows as $row) {
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//print_r( $row[$columnFamilyId][$column] );
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printf('%s' . PHP_EOL, $row[$columnFamilyId][$column][0]['value']);
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}
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// [END scanning_all_rows]

‎bigtable/api/src/writing_rows.php‎

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<?php
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/**
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* Copyright 2018 Google LLC.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* For instructions on how to run the full sample:
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*
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* @see https://github.com/GoogleCloudPlatform/php-docs-samples/tree/master/bigtable/api/README.md
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*/
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// Include Google Cloud dependendencies using Composer
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require_once __DIR__ . '/../vendor/autoload.php';
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if (count($argv) < 3 || count($argv) > 5) {
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return printf("Usage: php %s PROJECT_ID INSTANCE_ID TABLE_ID" . PHP_EOL, __FILE__);
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}
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list($_, $project_id, $instance_id, $table_id) = $argv;
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// [START writing_rows]
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use Google\Cloud\Bigtable\Admin\V2\StorageType;
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use Google\Cloud\Bigtable\Admin\V2\Cluster;
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use Google\Cloud\Bigtable\BigtableClient;
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use Google\Cloud\Bigtable\Mutations;
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use Google\ApiCore\ApiException;
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use Google\Cloud\Bigtable\Table;
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/** Uncomment and populate these variables in your code */
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// $project_id = 'The Google project ID';
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// $instance_id = 'The Bigtable instance ID';
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// $cluster_id = 'The Bigtable cluster ID';
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// $table_id = 'The Bigtable table ID';
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// $location_id = 'The Bigtable region ID';
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// Connect to an existing table with an existing instance.
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$dataClient = new BigtableClient([
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'projectId' => $project_id,
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]);
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$table = $dataClient->table($instance_id, $table_id);
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printf('Writing some greetings to the table.' . PHP_EOL);
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$greetings = ['Hello World!', 'Hello Cloud Bigtable!', 'Hello PHP!'];
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$entries = [];
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$column = 'greeting';
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$columnFamilyId = 'cf1';
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foreach ($greetings as $i => $value) {
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$row_key = sprintf('greeting%s', $i);
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$rowMutation = new Mutations();
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$rowMutation->upsert($columnFamilyId, $column, $value, time() * 1000);
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$entries[$row_key] = $rowMutation;
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}
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$table->mutateRows($entries);
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// [END writing_rows]

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