Help Center> Data Replication Service> Troubleshooting> Solutions to Failed Check Items> Database Versions> Checking Whether the Destination Database Version Is Supported
Updated on 2022-09-21 GMT+08:00
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Checking Whether the Destination Database Version Is Supported

MySQL Migration

Table 1 Checking whether the destination database version is supported

Check Item

Whether the destination database version is supported

Description

Check whether the destination database version is MySQL 5.6.x, MySQL 8.0.x, or MySQL 5.7.x.

Failure Cause and Handling Suggestion

Failure cause: The destination database version is not supported.

Handling suggestion: Export data and then import it following the instructions provided in the Migrating MySQL Data Using mysqldump section in the Relational Database Service User Guide.

Failure cause: Insufficient user permissions

Handling suggestion: Check whether the database user permissions meet the migration requirements.

Failure cause: An internal error occurs.

Handling suggestion: Contact Huawei technical support.

Failure cause: This item cannot be checked because the destination database fails to be connected.

Handling suggestion: Check whether the destination database is connected.

MongoDB to DDS Migration

Table 2 Checking whether the destination database version is supported

Check Item

Whether the destination database version is supported

Description

Check whether the destination database version is MongoDB 3.4.x, 4.0.x, or 4.2.x.

Failure Cause and Handling Suggestion

Failure cause: The destination database version is not supported.

Handling suggestion: Check whether the destination database version is MongoDB 3.4.x, 4.0.x, or 4.2.x.

Failure cause: This item cannot be checked because the destination database fails to be connected.

Handling suggestion: Check whether the destination database is connected.

Failure cause: An internal error occurs.

Handling suggestion: Contact Huawei technical support.

Oracle -> MySQL Migration

Table 3 Checking whether the destination database version is supported

Check Item

Whether the destination database version is supported

Description

Check whether the destination database version meets the migration requirements.

Failure Cause and Handling Suggestion

Failure cause: The destination database version is not supported.

Handling suggestion: Check whether the destination database version is supported. Currently, only MySQL 5.6.x and MySQL 5.7.x are supported.

Oracle -> RDS PostgreSQL Migration

Table 4 Checking whether the destination database version is supported

Check Item

Whether the destination database version is supported

Description

Check whether the destination database version meets the migration requirements.

Failure Cause and Handling Suggestion

Failure cause: The destination database version is not supported.

Handling suggestion: Check whether the destination database version is supported. Currently, only PostgreSQL Enhanced Edition is supported.

MySQL -> PostgreSQL Synchronization

Table 5 Checking whether the destination database version is supported

Check Item

Whether the destination database version is supported

Description

Check whether the destination database version meets the requirements for synchronization from MySQL to PostgreSQL.

Failure Cause and Handling Suggestion

Failure cause: The destination database version is not supported.

Handling suggestion: Check whether the destination database version is supported. Currently, only PostgreSQL 10.x is supported.
Parent topic: Database Versions