[[["易于理解","easyToUnderstand","thumb-up"],["解决了我的问题","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["很难理解","hardToUnderstand","thumb-down"],["信息或示例代码不正确","incorrectInformationOrSampleCode","thumb-down"],["没有我需要的信息/示例","missingTheInformationSamplesINeed","thumb-down"],["翻译问题","translationIssue","thumb-down"],["其他","otherDown","thumb-down"]],["最后更新时间 (UTC):2025-04-17。"],[[["Continuous migration involves an initial snapshot of the source PostgreSQL database, followed by a continuous stream of changes to the AlloyDB destination, allowing for minimal downtime during the final switch."],["Continuous migration includes taking an initial database snapshot, loading it into the destination, processing ongoing changes, and finally promoting the destination to primary status."],["One-time migration, which is currently unavailable for AlloyDB, involves a single snapshot of the source database and applying it to the destination, requiring a halt in writes to the source during the migration."],["Replication delay is the time between when a write occurs on the source and the current time, which will account for the downtime during a continuous migration switch."]]],[]]