DataArts Migration (CDM Jobs)

• What Are the Advantages of CDM?

• What Are the Security Protection Mechanisms of CDM?

• How Do I Reduce the Cost of Using CDM?

• Can I Upgrade a CDM Cluster?

• How Is the Migration Performance of CDM?

• What Is the Number of Concurrent Jobs for Different CDM Cluster Versions?

• Does CDM Support Incremental Data Migration?

• Does CDM Support Field Conversion?

• What Component Versions Are Recommended for Migrating Hadoop Data Sources?

• What Data Formats Are Supported When the Data Source Is Hive?

• Can I Synchronize Jobs to Other Clusters?

• Can I Create Jobs in Batches?

• Can I Schedule Jobs in Batches?

• How Do I Back Up CDM Jobs?

• What Should I Do If Only Some Nodes in a HANA Cluster Can Communicate with the CDM Cluster?

• How Do I Use Java to Invoke CDM RESTful APIs to Create Data Migration Jobs?

• How Do I Connect the On-Premises Intranet or Third-Party Private Network to CDM?

• How Do I Set the Number of Concurrent Extractors for a CDM Migration Job?

• Does CDM Support Real-Time Migration of Dynamic Data?

• How Do I Obtain the Current Time Using an Expression?

• What Can I Do If Error Message "Unable to execute the SQL statement" Is Displayed When I Import Data from OBS to SQL Server?

• Why Is Error ORA-01555 Reported During Migration from Oracle to DWS?

• What Should I Do If Migration Using a MongoDB Connection Fails?

• What Should I Do If a Hive Migration Job Is Suspended for a Long Period of Time?

• What Should I Do If an Error Is Reported Because the Field Type Mapping Does Not Match During Data Migration Using CDM?

• What Should I Do If a JDBC Connection Timeout Error Is Reported During MySQL Migration?

• What Should I Do If a CDM Migration Job Fails After a Link from Hive to GaussDB(DWS) Is Created?

• How Do I Use CDM to Export MySQL Data to an SQL File and Upload the File to an OBS Bucket?

• What Should I Do If CDM Fails to Migrate Data from OBS to DLI?

• What Should I Do If a CDM Connector Reports the Error "Configuration Item [linkConfig.iamAuth] Does Not Exist"?

• What Should I Do If Error "Configuration Item [linkConfig.createBackendLinks] Does Not Exist" or "Configuration Item [throttlingConfig.concurrentSubJobs] Does Not Exist" Is Reported?

• What Should I Do If Message "CORE_0031:Connect time out. (Cdm.0523)" Is Displayed During the Creation of an MRS Hive Link?

• What Should I Do If Message "CDM Does Not Support Auto Creation of an Empty Table with No Column" Is Displayed When I Enable Auto Table Creation?

• What Should I Do If I Cannot Obtain the Schema Name When Creating an Oracle Relational Database Migration Job?

• What Should I Do If invalid input syntax for integer: "true" Is Displayed During MySQL Database Migration?

last updated: 2025-09-10 09:42 UTC - commit: dc14be89cd50a990451e3d5fd3f37fbfe0d73817