Data migration

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Tair (Redis OSS-compatible) supports multiple data migration solutions through Data Transmission Service (DTS), including migrating self-managed Redis databases to the cloud, between Tair (Redis OSS-compatible) instances, and from third-party cloud Redis services to Alibaba Cloud.

About DTS

DTS is a real-time data streaming service that combines migration, subscription, and synchronization. It supports both full and incremental migration, so you can migrate data with minimal downtime.

Supported source databases

Supported destination databases

Supported architectures

Supported migration types

  • Self-managed Redis 7.2 and earlier

  • Redis Open-Source Edition 4.0, 5.0, 6.0, and 7.0

  • Tair (Enterprise Edition)

  • Redis Open-Source Edition 4.0, 5.0, 6.0, and 7.0

  • Tair (Enterprise Edition)

  • Full data migration

  • Incremental data migration

  • Cross-account migration between Alibaba Cloud accounts

Permissions

Before you configure data migration, grant the required permissions on the source and destination databases for your scenario.

Note

To create an account with the required permissions for a Tair (Redis OSS-compatible) instance, Create and manage accounts.

Migration scenario

Source database permissions

Destination database permissions

  • Synchronize data between instances that belong to the same Alibaba Cloud account

  • Synchronize data from an Alibaba Cloud instance to a self-managed database

  • Migrate data between instances that belong to different Alibaba Cloud accounts

Read permission

Read and write permissions

  • Migrate data from a self-managed database to Alibaba Cloud

  • Migrate data between self-managed databases

Permission to run the SYNC or PSYNC command

Read and write permissions

Data migration solutions

Scenario

Configuration examples

Migrate data from a self-managed database to Tair (Redis OSS-compatible)

Migrate data between Tair (Redis OSS-compatible) instances

Migrate data from a third-party cloud to Tair (Redis OSS-compatible)