[[["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 2025-08-30 UTC。"],[],[],null,["# Choose between SSD and HDD storage\n\n\u003cbr /\u003e\n\n[MySQL](/sql/docs/mysql/choosing-ssd-hdd \"View this page for the MySQL database engine\") \\| [PostgreSQL](/sql/docs/postgres/choosing-ssd-hdd \"View this page for the PostgreSQL database engine\") \\| SQL Server\n\n\u003cbr /\u003e\n\nWhen you create a Cloud SQL instance, it stores data on solid-state drives\n(SSD). SSD storage is the most efficient and cost-effective choice for most use\ncases."]]