特定の移行シナリオでは、移行元データベースと移行先データベースの間に直接接続を確立できない場合があります。このような場合は、トラフィックのルーティングに TCP プロキシ VM を使用することをおすすめします。Database Migration Service によって生成された自動スクリプトを使用して、TCP プロキシ VM を設定できます。
[[["わかりやすい","easyToUnderstand","thumb-up"],["問題の解決に役立った","solvedMyProblem","thumb-up"],["その他","otherUp","thumb-up"]],[["わかりにくい","hardToUnderstand","thumb-down"],["情報またはサンプルコードが不正確","incorrectInformationOrSampleCode","thumb-down"],["必要な情報 / サンプルがない","missingTheInformationSamplesINeed","thumb-down"],["翻訳に関する問題","translationIssue","thumb-down"],["その他","otherDown","thumb-down"]],["最終更新日 2025-04-17 UTC。"],[[["In migration scenarios where direct connectivity between source and destination databases is not possible, a TCP proxy VM is recommended for routing traffic."],["Database Migration Service can generate a script to automate the setup of a Compute Engine VM instance, which acts as a transparent TCP proxy, within the same project and VPC as the destination database."],["When setting up connectivity, users can select \"Proxy via cloud-hosted VM - TCP\" and specify the Compute Engine VM's configuration, such as name, machine type, and subnetwork."],["By default, the proxy VM is assigned both private and public IP addresses, but users can configure it with only a private IP by enabling Private Google Access and modifying the generated script."],["After setting up the proxy, it's essential to update security settings, such as `pg_hba.conf` or security groups, to accept connections from the TCP proxy's outgoing IP address, and test the connection before creating the migration job."]]],[]]
