iframe-proxy | Sunbelt Computer Software

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// Copyright 2024 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.
// sample-metadata:
//  title: Creates sequence in GoogleSQL database.
//  usage: node sequence-create.js <INSTANCE_ID> <DATABASE_ID> <PROJECT_ID>
'use strict';
async function main(instanceId, databaseId, projectId) {
  // [START spanner_create_sequence]
  // Imports the Google Cloud client library.
  const {Spanner} = require('@google-cloud/spanner');
   * TODO(developer): Uncomment the following lines before running the sample.
  // const projectId = 'my-project-id';
  // const instanceId = 'my-instance';
  // const databaseId = 'my-database';
  // Creates a client
  const spanner = new Spanner({
    projectId: projectId,
  async function createSequence(instanceId, databaseId) {
    // Gets a reference to a Cloud Spanner Database Admin Client object
    const databaseAdminClient = spanner.getDatabaseAdminClient();
    const request = [
      "CREATE SEQUENCE Seq OPTIONS (sequence_kind = 'bit_reversed_positive')",
      'CREATE TABLE Customers (CustomerId INT64 DEFAULT (GET_NEXT_SEQUENCE_VALUE(Sequence Seq)), CustomerName STRING(1024)) PRIMARY KEY (CustomerId)',
    // Creates a new table with sequence
      const [operation] = await databaseAdminClient.updateDatabaseDdl({
        database: databaseAdminClient.databasePath(
          projectId,
          instanceId,
          databaseId,
        statements: request,
      console.log('Waiting for operation to complete...');
      await operation.promise();
      console.log(
        'Created Seq sequence and Customers table, where the key column CustomerId uses the sequence as a default value.',
    } catch (err) {
      console.error('ERROR:', err);
    // Gets a reference to a Cloud Spanner instance and database
    const instance = spanner.instance(instanceId);
    const database = instance.database(databaseId);
    database.runTransaction(async (err, transaction) => {
      if (err) {
        console.error(err);
        return;
      try {
        const [rows, stats] = await transaction.run({
          sql: "INSERT INTO Customers (CustomerName) VALUES ('Alice'), ('David'), ('Marc') THEN RETURN CustomerId",
        });
        rows.forEach(row => {
          console.log(
            `Inserted customer record with CustomerId: ${
              row.toJSON({wrapNumbers: true}).CustomerId.value
        });
        const rowCount = Math.floor(stats[stats.rowCount]);
        console.log(`Number of customer records inserted is: ${rowCount}`);
        await transaction.commit();
      } catch (err) {
        console.error('ERROR:', err);
      } finally {
        // Close the database when finished.
        await database.close();
  await createSequence(instanceId, databaseId);
  // [END spanner_create_sequence]
process.on('unhandledRejection', err => {
  console.error(err.message);
  process.exitCode = 1;
main(...process.argv.slice(2));

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