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        • What Can I Do If DDL Migration Is Not Configured for a Started Task and the Task Requires DDL Migration Again? - Data Replication Service

          What Can I Do If DDL Migration Is Not Configured for a Started Task and the Task Requires DDL Migration Again? - Data Replication Service

          If you need to add or delete supported DDL statements, create a task again. Billing: Yearly/Monthly tasks will not be billed again. Pay-per-use tasks are billed on demand. Parent topic: Real-Time Synchronization

          Help > Data Replication Service > FAQs > Real-Time Synchronization
        • Deleting a Connection - Data Replication Service

          Deleting a Connection - Data Replication Service

          Deleting a Connection Function This API is used to delete a specified connection of the tenant. URI DELETE /v5/{project_id}/connections/{connection_id} Table 1 Path parameters Parameter Mandatory Type Description project_id Yes String Project ID of a tenant in a region.

          Help > Data Replication Service > API Reference > APIs V5.0 (in OBT) > Connection Management
        • Deleting a Backup Migration Task - Data Replication Service

          Deleting a Backup Migration Task - Data Replication Service

          Deleting a Backup Migration Task Function This API is used to delete a backup migration task that has been completed.

          Help > Data Replication Service > API Reference > APIs V5.0 (in OBT) > Backup Migration
        • Deleting Resource Tags in Batches - Data Replication Service

          Deleting Resource Tags in Batches - Data Replication Service

          Deleting Resource Tags in Batches Function This API is used to batch delete tags from a specified instance.

          Help > Data Replication Service > API Reference > APIs V5.0 (in OBT) > Tag Management
        • Batch Adding or Deleting Tags - Data Replication Service

          Batch Adding or Deleting Tags - Data Replication Service

          The value is case-sensitive and can be any of the following: create: creation operation. delete: deletion operation. Enumerated values: create delete tags Yes Array of objects Tag list. A maximum of 20 tags can be added. For details, see Table 4.

          Help > Data Replication Service > API Reference > APIs V5.0 (in OBT) > Tag Management
        • Checking Whether the Source Database Collections Contain TTL Indexes - Data Replication Service

          Checking Whether the Source Database Collections Contain TTL Indexes - Data Replication Service

          If yes, delete the TTL indexes or do not migrate the collections with TTL indexes.

          Help > Data Replication Service > Troubleshooting > Solutions to Failed Check Items > Database Parameters
        • Billing Termination - Data Replication Service

          Billing Termination - Data Replication Service

          Choose More > Delete in the Operation column to delete the DRS task. Ensure that the task is not available in the list. You are billed one hour after the resource usage is calculated, so a bill may still be generated after the pay-per-use resource is deleted.

          Help > Data Replication Service > Billing
        • Which MySQL Permissions Are Required for DRS? - Data Replication Service

          Which MySQL Permissions Are Required for DRS? - Data Replication Service

          Reference statement: GRANT SELECT, CREATE, ALTER, DROP, DELETE, INSERT, UPDATE, INDEX, EVENT, CREATE VIEW, CREATE ROUTINE, TRIGGER ON *.* TO 'user1' WITH GRANT OPTION; Full+incremental migration: SELECT, CREATE, ALTER, DROP, DELETE, INSERT, UPDATE, INDEX, EVENT, CREATE VIEW, CREATE

          Help > Data Replication Service > FAQs > Permissions Management
        • Checking Whether Destination Database Contains the Same Table Names As the Synchronization Objects - Data Replication Service

          Checking Whether Destination Database Contains the Same Table Names As the Synchronization Objects - Data Replication Service

          If no, delete the tables with the same names. Failure cause: Both the source and destination databases are RDS DB instance and do not have mapped databases. Handling suggestion: Create mappings for the databases that are not mapped.

          Help > Data Replication Service > Troubleshooting > Solutions to Failed Check Items > Conflicts
        • Checking Whether the Source Database Collections Contain More Than 10 Indexes - Data Replication Service

          Checking Whether the Source Database Collections Contain More Than 10 Indexes - Data Replication Service

          If an index does not need to be migrated, delete the index before starting the migration. Run the following command to delete an index: run the db.Collection name.dropIndex(Index name) Parent topic: Database Parameters

          Help > Data Replication Service > Troubleshooting > Solutions to Failed Check Items > Database Parameters
        • Full Phase Error: Table *** doesn't exist - Data Replication Service

          Full Phase Error: Table *** doesn't exist - Data Replication Service

          Possible Causes During the full phase, DDL statements are executed in the source database to delete tables. Solution Solution 1 During the full migration and synchronization phases, the DELETE command cannot be performed.

          Help > Data Replication Service > Troubleshooting > Failure Cases > Real-Time Migration and Synchronization from MySQL to MySQL
        • Checking Whether Collections in Both the Source and Destination Databases Are Not Capped - Data Replication Service

          Checking Whether Collections in Both the Source and Destination Databases Are Not Capped - Data Replication Service

          Handling suggestion: To ensure data consistency, you can delete the collection in the destination database with the same name as the capped collection in the source database.

          Help > Data Replication Service > Troubleshooting > Solutions to Failed Check Items > Conflicts
        • Creating Event Triggers and Functions to Implement Incremental DDL Synchronization for PostgreSQL - Data Replication Service

          Creating Event Triggers and Functions to Implement Incremental DDL Synchronization for PostgreSQL - Data Replication Service

          If they exist, delete them.

          Help > Data Replication Service > Real-Time Synchronization > Operation Reference in Synchronization Scenarios
        • API Overview - Data Replication Service

          API Overview - Data Replication Service

          DRS APIs (v5) Tag management The APIs are used to add, delete, and query tags.

          Help > Data Replication Service > API Reference
        • Resource Freezing, Release, Deletion, and Unsubscription - Data Replication Service

          Resource Freezing, Release, Deletion, and Unsubscription - Data Replication Service

          How Can I Delete a DRS Instance? A pay-per-use DRS instance can be deleted only after it is stopped. For details about how to delete a DRS migration task, see Deleting a Migration Task. A yearly/monthly DRS instance can be deleted only after it is unsubscribed.

          Help > Data Replication Service > FAQs > Billing
        • Full Phase Error: transfer account failed, can not find password from src DB - Data Replication Service

          Full Phase Error: transfer account failed, can not find password from src DB - Data Replication Service

          the users whose passwords are empty from the source database or set passwords for the users: Delete a user whose password is empty.

          Help > Data Replication Service > Troubleshooting > Failure Cases > Real-Time Migration and Synchronization from MySQL to MySQL
        • Whether the Selected Objects Exist in the Destination Database - Data Replication Service

          Whether the Selected Objects Exist in the Destination Database - Data Replication Service

          Handling Suggestion Delete columns with the same name but different letter cases from the source database tables, or change the names of columns with the same name but different letter cases in the source database tables.

          Help > Data Replication Service > Troubleshooting > Solutions to Failed Check Items > Database Parameters
        • What Can I Do If the Network Connection Between the Replication Instance and Database Is Abnormal? - Data Replication Service

          What Can I Do If the Network Connection Between the Replication Instance and Database Is Abnormal? - Data Replication Service

          of the DRS instance: (Note: Delete the rules from the end to the beginning.

          Help > Data Replication Service > FAQs > Network and Security
        • Checking Whether the Destination Database User Has Sufficient Permissions - Data Replication Service

          Checking Whether the Destination Database User Has Sufficient Permissions - Data Replication Service

          The destination database user permissions are as follows: SELECT, CREATE, ALTER, DROP, DELETE, INSERT, UPDATE, INDEX, EVENT, CREATE VIEW, CREATE ROUTINE, TRIGGER, REFERENCES, and WITH GRANT OPTION.

          Help > Data Replication Service > Troubleshooting > Solutions to Failed Check Items > Database User Permissions
        • Checking Whether the Destination Database Contains Objects with the Same Name As Those in the Source Database - Data Replication Service

          Checking Whether the Destination Database Contains Objects with the Same Name As Those in the Source Database - Data Replication Service

          If no, delete the tables with the same names.

          Help > Data Replication Service > Troubleshooting > Solutions to Failed Check Items > Conflicts
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