npm install @alicloud/rds20140815 @alicloud/openapi-core @darabonba/typescript

export ALIBABA_CLOUD_ACCESS_KEY_ID="<your-key-id>"
export ALIBABA_CLOUD_ACCESS_KEY_SECRET="<your-key-secret>"

import Client from '@alicloud/rds20140815';
import { Config } from '@alicloud/openapi-core';

const client = new Client(new Config({
  accessKeyId: process.env.ALIBABA_CLOUD_ACCESS_KEY_ID,
  accessKeySecret: process.env.ALIBABA_CLOUD_ACCESS_KEY_SECRET,
  endpoint: 'rds.aliyuncs.com',
  regionId: 'cn-hangzhou',
}));

import * as models from '@alicloud/rds20140815/dist/models';

const { body } = await client.describeDBInstanceAttribute(
  new models.DescribeDBInstanceAttributeRequest({
    DBInstanceId: 'rm-bp1xxxxxxxxxxxxx',
  })
);

let pageNumber = 1;
let all: any[] = [];
while (true) {
  const { body } = await client.describeDBInstances(new models.DescribeDBInstancesRequest({
    regionId: 'cn-hangzhou', pageSize: 100, pageNumber,
  }));
  all.push(...(body.items?.DBInstance || []));
  if (all.length >= (body.totalRecordCount || 0)) break;
  pageNumber++;
}

while (true) {
  const { body } = await client.describeDBInstanceAttribute(
    new models.DescribeDBInstanceAttributeRequest({ DBInstanceId: instanceId })
  );
  const status = body.items?.DBInstanceAttribute?.[0]?.DBInstanceStatus;
  if (status === 'Running') break;
  await new Promise(r => setTimeout(r, 10000));
}

const { body } = await client.createDBInstance(new models.CreateDBInstanceRequest({
  regionId: 'cn-hangzhou',
  engine: 'MySQL',       // MySQL | PostgreSQL | SQLServer | MariaDB
  engineVersion: '8.0',
  DBInstanceClass: 'mysql.n2m.small.2c',
  DBInstanceStorage: 20,
  DBInstanceNetType: 'Intranet',
  payType: 'Postpaid',
  securityIPList: '10.0.0.0/8', // WARNING: never use 0.0.0.0/0 in production
  DBInstanceStorageType: 'cloud_essd',
}));

try {
  await client.createDBInstance(request);
} catch (err: any) {
  console.error(`Code: ${err.code}, Message: ${err.message}, RequestId: ${err.data?.RequestId}`);
}

createDBInstance → waitForRunning → createAccount → createDatabase → grantAccountPrivilege → modifySecurityIps

createReadOnlyDBInstance → createDBProxy → allocateReadWriteSplittingConnection

modifyBackupPolicy → createBackup → describeBackups → restoreTable

modifyInstanceCrossBackupPolicy → describeCrossRegionBackups → createDdrInstance

modifySecurityIps → modifyDBInstanceSSL → modifyDBInstanceTDE → modifySQLCollectorPolicy

describeParameterTemplates → describeParameters → modifyParameter → restartDBInstance

describeDBInstancePerformance → describeSlowLogRecords → createDiagnosticReport

upgradeDBInstanceMajorVersionPrecheck → describeUpgradeMajorVersionPrecheckTask → upgradeDBInstanceMajorVersion