[[["容易理解","easyToUnderstand","thumb-up"],["確實解決了我的問題","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["難以理解","hardToUnderstand","thumb-down"],["資訊或程式碼範例有誤","incorrectInformationOrSampleCode","thumb-down"],["缺少我需要的資訊/範例","missingTheInformationSamplesINeed","thumb-down"],["翻譯問題","translationIssue","thumb-down"],["其他","otherDown","thumb-down"]],["上次更新時間:2025-08-18 (世界標準時間)。"],[[["\u003cp\u003eMySQL migration jobs do not migrate user data, leading to potential failures when metadata defined with the \u003ccode\u003eDEFINER\u003c/code\u003e clause is invoked on the new Cloud SQL replica if the users are not present.\u003c/p\u003e\n"],["\u003cp\u003eYou can identify which \u003ccode\u003eDEFINER\u003c/code\u003e values exist in your metadata by running specific queries on your MySQL source database, checking for \u003ccode\u003eroot%localhost\u003c/code\u003e or users absent in the destination instance.\u003c/p\u003e\n"],["\u003cp\u003eTo ensure a successful migration, you must either create the necessary users on the destination Cloud SQL replica before starting the migration job, or update the \u003ccode\u003eDEFINER\u003c/code\u003e clause to \u003ccode\u003eINVOKER\u003c/code\u003e on the source MySQL instance.\u003c/p\u003e\n"],["\u003cp\u003eMetadata created by \u003ccode\u003e'root'@'localhost'\u003c/code\u003e will cause the process to fail, and you will need to change the definer to a different user before starting the migration.\u003c/p\u003e\n"]]],[],null,[]]