با Spanner یک برنامه بانکداری آنلاین ایجاد کنید

gcloud auth list

Credentialed Accounts

ACTIVE: *
ACCOUNT: <myaccount>@<mydomain>.com

gcloud config list project

[core]
project = <PROJECT_ID>

gcloud config set project <PROJECT_ID>

echo $GOOGLE_CLOUD_PROJECT

<PROJECT_ID>

gcloud services enable spanner.googleapis.com
gcloud services enable aiplatform.googleapis.com
gcloud services enable bigquery.googleapis.com
gcloud services enable bigqueryconnection.googleapis.com

export SPANNER_INSTANCE=cloudspanner-onlinebanking
gcloud spanner instances create $SPANNER_INSTANCE \
  --config=regional-us-central1 \
  --description="Spanner Online Banking" \
  --nodes=1 \
  --edition=ENTERPRISE \
  --default-backup-schedule-type=NONE

Creating instance...done.

mvn -B archetype:generate \
  -DarchetypeGroupId=org.apache.maven.archetypes \
  -DgroupId=com.google.codelabs \
  -DartifactId=onlinebanking \
  -DjavaCompilerVersion=1.8 \
  -DjunitVersion=4.13.2 \
  -DarchetypeVersion=1.5

git clone https://github.com/GoogleCloudPlatform/cloud-spanner-samples.git
cp -r ./cloud-spanner-samples/banking/data ./onlinebanking

cd onlinebanking

<dependencyManagement>
  <dependencies>
    <dependency>
      <groupId>com.google.cloud</groupId>
      <artifactId>libraries-bom</artifactId>
      <version>26.56.0</version>
      <type>pom</type>
      <scope>import</scope>
    </dependency>
  </dependencies>
</dependencyManagement>

<dependencies>
  <dependency>
    <groupId>junit</groupId>
    <artifactId>junit</artifactId>
    <version>4.13.2</version>
    <scope>test</scope>
  </dependency>
  <dependency>
    <groupId>org.slf4j</groupId>
    <artifactId>slf4j-nop</artifactId>
    <version>2.0.9</version>
  </dependency>
  <dependency>
    <groupId>com.opencsv</groupId>
    <artifactId>opencsv</artifactId>
    <version>5.10</version>
  </dependency>
  <dependency>
    <groupId>com.google.cloud</groupId>
    <artifactId>google-cloud-spanner</artifactId>
  </dependency>
  <dependency>
    <groupId>com.google.cloud</groupId>
    <artifactId>google-cloud-bigquery</artifactId>
  </dependency>
  <dependency>
    <groupId>com.google.cloud</groupId>
    <artifactId>google-cloud-bigqueryconnection</artifactId>
  </dependency>
</dependencies>

<build>
  <plugins>
    <plugin>
      <artifactId>maven-resources-plugin</artifactId>
      <version>3.3.1</version>
      <executions>
        <execution>
          <id>copy-resources</id>
          <phase>process-resources</phase>
          <goals>
            <goal>copy-resources</goal>
          </goals>
          <configuration>
            <outputDirectory>${project.build.directory}/${project.artifactId}-resources</outputDirectory>
            <resources>
              <resource>
                <directory>resources</directory>
                <filtering>true</filtering>
              </resource>
            </resources>
          </configuration>
        </execution>
      </executions>
    </plugin>
    <plugin>
      <groupId>org.apache.maven.plugins</groupId>
      <artifactId>maven-dependency-plugin</artifactId>
      <version>3.8.1</version>
      <executions>
        <execution>
          <id>copy-dependencies</id>
          <phase>prepare-package</phase>
          <goals>
            <goal>copy-dependencies</goal>
          </goals>
          <configuration>
            <outputDirectory>${project.build.directory}/${project.artifactId}-resources/lib</outputDirectory>
            <overWriteReleases>false</overWriteReleases>
            <overWriteSnapshots>false</overWriteSnapshots>
            <overWriteIfNewer>true</overWriteIfNewer>
          </configuration>
        </execution>
      </executions>
    </plugin>
    <plugin>
      <groupId>org.apache.maven.plugins</groupId>
      <artifactId>maven-jar-plugin</artifactId>
      <version>3.4.2</version>
      <configuration>
        <finalName>${project.artifactId}</finalName>
        <outputDirectory>${project.build.directory}</outputDirectory>
        <archive>
          <index>false</index>
          <manifest>
            <mainClass>com.google.codelabs.App</mainClass>
            <addClasspath>true</addClasspath>
            <classpathPrefix>${project.artifactId}-resources/lib/</classpathPrefix>
          </manifest>
        </archive>
      </configuration>
    </plugin>
    <plugin>
      <groupId>org.apache.maven.plugins</groupId>
      <artifactId>maven-failsafe-plugin</artifactId>
      <version>3.2.5</version>
      <executions>
        <execution>
          <goals>
            <goal>integration-test</goal>
          </goals>
        </execution>
      </executions>
    </plugin>
    <plugin>
      <groupId>org.apache.maven.plugins</groupId>
      <artifactId>maven-surefire-plugin</artifactId>
      <version>3.2.5</version>
      <configuration>
        <useSystemClassLoader>false</useSystemClassLoader>
      </configuration>
    </plugin>
  </plugins>
</build>

package com.google.codelabs;

import java.util.Arrays;
import java.util.List;
import java.util.concurrent.ExecutionException;

import com.google.api.gax.longrunning.OperationFuture;
import com.google.cloud.bigquery.BigQuery;
import com.google.cloud.bigquery.BigQueryOptions;
import com.google.cloud.spanner.Database;
import com.google.cloud.spanner.DatabaseAdminClient;
import com.google.cloud.spanner.DatabaseClient;
import com.google.cloud.spanner.DatabaseId;
import com.google.cloud.spanner.Spanner;
import com.google.cloud.spanner.SpannerException;
import com.google.cloud.spanner.SpannerExceptionFactory;
import com.google.cloud.spanner.SpannerOptions;
import com.google.spanner.admin.database.v1.CreateDatabaseMetadata;

public class App {

  // Create the Spanner database and schema
  public static void create(DatabaseAdminClient dbAdminClient, DatabaseId db,
      String location, String model) {
    System.out.println("Creating Spanner database...");
    List<String> statements = Arrays.asList(
      "CREATE TABLE Customers (\n"
          + "  CustomerId INT64 NOT NULL,\n"
          + "  FirstName STRING(256) NOT NULL,\n"
          + "  LastName STRING(256) NOT NULL,\n"
          + "  FullName STRING(512) AS (FirstName || ' ' || LastName) STORED,\n"
          + "  Email STRING(512) NOT NULL,\n"
          + "  EmailTokens TOKENLIST AS\n"
          + "    (TOKENIZE_SUBSTRING(Email, ngram_size_min=>2, ngram_size_max=>3,\n"
          + "      relative_search_types=>[\"all\"])) HIDDEN,\n"
          + "  Address STRING(MAX)\n"
          + ") PRIMARY KEY (CustomerId)",

      "CREATE INDEX CustomersByEmail