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        • Checking Whether the Destination Database Contains a Non-Empty Collection with the Same Name As the Source Database - Data Replication Service

          Checking Whether the Destination Database Contains a Non-Empty Collection with the Same Name As the Source Database - Data Replication Service

          Handling suggestion: Determine whether to delete the same non-empty collections from the destination DB instance or specify a new destination DB instance. Parent topic: Conflicts

          Help > Data Replication Service > Troubleshooting > Solutions to Failed Check Items > Conflicts
        • Making an API Request - Data Replication Service

          Making an API Request - Data Replication Service

          DELETE Requests a server to delete specified resources, for example, an object. HEAD Same as GET except that the server must return only the response header. PATCH Requests a server to update partial content of a specified resource.

          Help > Data Replication Service > API Reference > Calling APIs
        • DRS Actions - Data Replication Service

          DRS Actions - Data Replication Service

          ) √ √ Stopping and deleting tasks in batches DELETE /v3/{project_id}/jobs/batch-jobs drs:migrationJobs:delete (To stop or delete an instance, you need to configure the RDS ReadOnlyAccess, VPC FullAccess, and SMN FullAccess permissions in the project.) √ √ Testing connections in batches

          Help > Data Replication Service > API Reference > Permissions Policies and Supported Actions
        • Checking Whether the Names of the Source and Destination Databases Are the Same - Data Replication Service

          Checking Whether the Names of the Source and Destination Databases Are the Same - Data Replication Service

          Handling suggestion: Delete the destination database table.

          Help > Data Replication Service > Troubleshooting > Solutions to Failed Check Items > Conflicts
        • Querying the Synchronization Progress - Data Replication Service

          Querying the Synchronization Progress - Data Replication Service

          The Oracle MERGE statement can be converted into INSERT, UPDATE, and DELETE operations in the redo log. Thus, the number of rows changed by the MERGE statement are increased because the INSERT, UPDATE, and DELETE operations are separately recorded in the redo log.

          Help > Data Replication Service > Real-Time Synchronization > Task Management
        • How Can the Source and Destination Databases Communicate Across VPCs? - Data Replication Service

          How Can the Source and Destination Databases Communicate Across VPCs? - Data Replication Service

          Either owner of a VPC in a peering connection can delete the VPC peering connection at any time.

          Help > Data Replication Service > FAQs > Network and Security
        • What Should I Do If Data Inconsistency Occurs Due to Inconsistent Primary Keys or Unique Keys of DRS? - Data Replication Service

          What Should I Do If Data Inconsistency Occurs Due to Inconsistent Primary Keys or Unique Keys of DRS? - Data Replication Service

          On the Set Synchronization Task page, modify the objects to be synchronized, delete the tables with inconsistent data, and start the task.

          Help > Data Replication Service > FAQs > Real-Time Synchronization
        • Destination Database Same Name Check - Data Replication Service

          Destination Database Same Name Check - Data Replication Service

          Handling Suggestion To synchronize table structures, delete existing tables from the destination database. Select Table structure in the previous step or create the corresponding tables in the destination database.

          Help > Data Replication Service > Troubleshooting > Solutions to Failed Check Items > Database Parameters
        • Checking Whether the Index Length of the Source Database Exceeds the Limit - Data Replication Service

          Checking Whether the Index Length of the Source Database Exceeds the Limit - Data Replication Service

          Delete the tables from the migration object. 2. Modify the index length.

          Help > Data Replication Service > Troubleshooting > Solutions to Failed Check Items > Database Objects
        • Real-Time Synchronization - Data Replication Service

          Real-Time Synchronization - Data Replication Service

          How Do I Add or Delete Tables in a Synchronization Task That Has Been Started? Table Name Mapping and Topic Mapping Supported During Object File Import for Synchronization from GaussDB to Kafka

          Help > Data Replication Service > FAQs
        • Permissions Management - Data Replication Service

          Permissions Management - Data Replication Service

          For example, some software developers in your enterprise need to use DRS but must not delete DRS resources or perform any high-risk operations.

          Help > Data Replication Service > Service Overview
        • When Can I Stop a Migration Task? - Data Replication Service

          When Can I Stop a Migration Task? - Data Replication Service

          You can choose whether to delete the task. Parent topic: Real-Time Migration

          Help > Data Replication Service > FAQs > Real-Time Migration
        • Real-Time Migration - Data Replication Service

          Real-Time Migration - Data Replication Service

          How Do I Delete Orphaned Documents in MongoDB Sharded Clusters? What Can I Do If There Is an Extra Backslash (\) After a MySQL Account Is Migrated?

          Help > Data Replication Service > FAQs
        • Whether There Are Foreign Keys Containing Unsupported Reference Operations in the Source Database - Data Replication Service

          Whether There Are Foreign Keys Containing Unsupported Reference Operations in the Source Database - Data Replication Service

          Handling suggestion: Delete foreign keys that contain reference operations such as CASCADE, SET NULL, and SET DEFAULT from child tables, or do not synchronize these child tables.

          Help > Data Replication Service > Troubleshooting > Solutions to Failed Check Items > Database Parameters
        • From Other Cloud PostgreSQL to RDS for PostgreSQL - Data Replication Service

          From Other Cloud PostgreSQL to RDS for PostgreSQL - Data Replication Service

          You can view or delete the task. You will not be charged for the synchronization task after the task is stopped. Delete the synchronization task. After the synchronization task is complete, you can delete it.

          Help > Data Replication Service > Best Practices > Real-Time Synchronization
        • Canceling a Comparison Task - Data Replication Service

          Canceling a Comparison Task - Data Replication Service

          URI DELETE /v3/{project_id}/jobs/{job_id}/compare/{compare_job_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 V3.0 (Deprecated) > Public API Management
        • Full or Incremental Phase Error: Initialize logical replication stream failed, the source database may have a long transaction - Data Replication Service

          Full or Incremental Phase Error: Initialize logical replication stream failed, the source database may have a long transaction - Data Replication Service

          If yes, delete replication slots that are no longer used from the source database or increase the value of max_replication_slots and restart the source database.

          Help > Data Replication Service > Troubleshooting > Failure Cases > Real-Time Synchronization from PostgreSQL to PostgreSQL
        • Checking Whether the Extensions Are Supported - Data Replication Service

          Checking Whether the Extensions Are Supported - Data Replication Service

          Handling suggestion: If the source database services do not depend on those extensions, run the following statement to delete the extensions.

          Help > Data Replication Service > Troubleshooting > Solutions to Failed Check Items > Destination DB Instance Statuses
        • From PostgreSQL to Kafka - Data Replication Service

          From PostgreSQL to Kafka - Data Replication Service

          If you do not select Delete, DELETE statements in the incremental data of the source database will not be synchronized, which may cause a data inconsistency. As a result, there may be a data conflict or the task may fail.

          Help > Data Replication Service > Real-Time Synchronization > Between Self-built Databases
        • From PostgreSQL to Kafka - Data Replication Service

          From PostgreSQL to Kafka - Data Replication Service

          If you do not select Delete, DELETE statements in the incremental data of the source database will not be synchronized, which may cause a data inconsistency. As a result, there may be a data conflict or the task may fail.

          Help > Data Replication Service > Real-Time Synchronization > Out of the Cloud
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