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feat(spanner): add standalone samples for NUMERIC type (GoogleCloudPlatform#1183)
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‎spanner/composer.json‎

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@@ -25,7 +25,9 @@
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"src/delete_data.php",
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"src/create_table_with_timestamp_column.php",
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"src/insert_data_with_timestamp_column.php",
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"src/add_numeric_column.php",
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"src/add_timestamp_column.php",
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"src/update_data_with_numeric_column.php",
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"src/update_data_with_timestamp_column.php",
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"src/query_data_with_timestamp_column.php",
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"src/insert_struct_data.php",
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"src/query_data_with_date_parameter.php",
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"src/query_data_with_float_parameter.php",
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"src/query_data_with_int_parameter.php",
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"src/query_data_with_numeric_parameter.php",
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"src/query_data_with_string_parameter.php",
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"src/query_data_with_timestamp_parameter.php",
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"src/create_client_with_query_options.php",

‎spanner/spanner.php‎

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})
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);
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// Add numeric column command
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$application->add((new Command('add-numeric-column'))
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->setDefinition($inputDefinition)
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->setDescription('Adds a NUMERIC column to a table.')
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->setCode(function ($input, $output) {
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add_numeric_column(
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$input->getArgument('instance_id'),
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$input->getArgument('database_id')
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);
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})
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);
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// Add timestamp column command
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$application->add((new Command('add-timestamp-column'))
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->setDefinition($inputDefinition)
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})
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);
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// Update data with numeric column command
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$application->add((new Command('update-data-numeric'))
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->setDefinition($inputDefinition)
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->setDescription('Updates sample data in a table with a NUMERIC column.')
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->setCode(function ($input, $output) {
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update_data_with_numeric_column(
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$input->getArgument('instance_id'),
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$input->getArgument('database_id')
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);
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})
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);
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// Update data with timestamp column command
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$application->add((new Command('update-data-timestamp'))
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->setDefinition($inputDefinition)
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})
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);
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// Query Data with Numeric Parameter
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$application->add((new Command('query-data-with-numeric-parameter'))
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->setDefinition($inputDefinition)
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->setDescription('Queries sample data using SQL with a NUMERIC parameter.')
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->setCode(function ($input, $output) {
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query_data_with_numeric_parameter(
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$input->getArgument('instance_id'),
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$input->getArgument('database_id')
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);
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})
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);
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// Query Data with String Parameter
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$application->add((new Command('query-data-with-string-parameter'))
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->setDefinition($inputDefinition)

‎spanner/src/add_numeric_column.php‎

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<?php
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/**
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* Copyright 2020 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/spanner/README.md
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*/
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namespace Google\Cloud\Samples\Spanner;
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// [START spanner_add_numeric_column]
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use Google\Cloud\Spanner\SpannerClient;
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/**
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* Adds a NUMERIC column to a table.
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* Example:
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* ```
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* add_numeric_column($instanceId, $databaseId);
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* ```
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*
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* @param string $instanceId The Spanner instance ID.
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* @param string $databaseId The Spanner database ID.
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*/
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function add_numeric_column($instanceId, $databaseId)
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{
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$spanner = new SpannerClient();
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$instance = $spanner->instance($instanceId);
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$database = $instance->database($databaseId);
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$operation = $database->updateDdl(
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"ALTER TABLE Venues ADD COLUMN Revenue NUMERIC"
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);
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print('Waiting for operation to complete...' . PHP_EOL);
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$operation->pollUntilComplete();
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printf('Added Revenue as a NUMERIC column in Venues table' . PHP_EOL);
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}
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// [END spanner_add_numeric_column]

‎spanner/src/query_data_with_numeric_parameter.php‎

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<?php
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/**
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* Copyright 2020 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/spanner/README.md
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*/
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namespace Google\Cloud\Samples\Spanner;
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// [START spanner_query_with_numeric_parameter]
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use Google\Cloud\Spanner\SpannerClient;
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use Google\Cloud\Spanner\Database;
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/**
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* Queries sample data from the database using SQL with a NUMERIC parameter.
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* Example:
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* ```
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* query_data_with_numeric_parameter($instanceId, $databaseId);
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* ```
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*
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* @param string $instanceId The Spanner instance ID.
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* @param string $databaseId The Spanner database ID.
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*/
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function query_data_with_numeric_parameter($instanceId, $databaseId)
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{
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$spanner = new SpannerClient();
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$instance = $spanner->instance($instanceId);
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$database = $instance->database($databaseId);
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$exampleNumeric = $spanner->numeric("100000");
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$results = $database->execute(
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'SELECT VenueId, Revenue FROM Venues ' .
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'WHERE Revenue < @revenue',
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[
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'parameters' => [
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'revenue' => $exampleNumeric
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]
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]
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);
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foreach ($results as $row) {
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printf('VenueId: %s, Revenue: %s' . PHP_EOL,
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$row['VenueId'], $row['Revenue']);
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}
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}
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// [END spanner_query_with_numeric_parameter]

‎spanner/src/update_data_with_numeric_column.php‎

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<?php
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/**
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* Copyright 2020 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/spanner/README.md
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*/
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namespace Google\Cloud\Samples\Spanner;
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// [START spanner_update_data_with_numeric_column]
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use Google\Cloud\Spanner\SpannerClient;
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/**
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* Updates sample data in a table with a NUMERIC column.
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*
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* Before executing this method, a new column Revenue has to be added to the Venues
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* table by applying the DDL statement "ALTER TABLE Venues ADD COLUMN Revenue NUMERIC".
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*
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* Example:
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* ```
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* update_data_with_numeric_column($instanceId, $databaseId);
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* ```
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*
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* @param string $instanceId The Spanner instance ID.
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* @param string $databaseId The Spanner database ID.
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*/
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function update_data_with_numeric_column($instanceId, $databaseId)
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{
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$spanner = new SpannerClient();
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$instance = $spanner->instance($instanceId);
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$database = $instance->database($databaseId);
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$database->transaction(['singleUse' => true])
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->updateBatch('Venues', [
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['VenueId' => 4, 'Revenue' => $spanner->numeric("35000")],
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['VenueId' => 19, 'Revenue' => $spanner->numeric("104500")],
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['VenueId' => 42, 'Revenue' => $spanner->numeric("99999999999999999999999999999.99")],
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])
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->commit();
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print('Updated data.' . PHP_EOL);
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}
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// [END spanner_update_data_with_numeric_column]

‎spanner/test/spannerTest.php‎

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});
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}
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/**
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* @depends testInsertDataWithDatatypes
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*/
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public function testAddNumericColumn()
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{
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$output = $this->runCommand('add-numeric-column');
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$this->assertContains('Waiting for operation to complete...', $output);
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$this->assertContains('Added Revenue as a NUMERIC column in Venues table', $output);
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}
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/**
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* @depends testAddNumericColumn
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*/
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public function testUpdateDataNumeric()
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{
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$output = $this->runCommand('update-data-numeric');
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$this->assertEquals('Updated data.' . PHP_EOL, $output);
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}
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/**
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* @depends testUpdateDataTimestamp
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*/
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public function testQueryDataNumeric()
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{
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$output = $this->runCommand('query-data-with-numeric-parameter');
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$this->assertContains('VenueId: 4, Revenue: 35000', $output);
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}
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/**
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* @depends testInsertDataWithDatatypes
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*/

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