Cloud Data Migration
Cloud Data Migration

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      All results for "" in this service

      • What's New
      • Function Overview
      • Service Overview
        • What Is CDM?
        • Product Advantages
        • Supported Data Sources
          • Supported Data Sources (2.9.3.300)
          • Supported Data Sources (2.9.2.200)
          • Supported Data Types
        • Application Scenarios
        • Basic Concepts
        • Regions and AZs
        • CDM Migration Principles
        • Related Services
        • Notes and Constraints
        • Billing
        • Quotas
        • Permissions Management
      • Getting Started
        • Overview
        • Step 1: Creating a Cluster
        • Step 2: Creating Links
        • Step 3: Creating and Executing a Job
        • Step 4: Viewing Job Execution Result
      • User Guide
        • Permissions Management
          • Creating a User and Granting CDM Permissions
          • Creating a Custom Policy
        • Supported Data Sources
          • Supported Data Sources (2.9.2.200)
          • Supported Data Types
        • Creating and Managing a CDM Cluster
          • Creating a CDM Cluster
          • Binding or Unbinding an EIP
          • Restarting a CDM Cluster
          • Deleting a CDM Cluster
          • Downloading CDM Cluster Logs
          • Viewing and Modifying CDM Cluster Configurations
          • Managing and Viewing CDM Metrics
            • CDM Metrics
            • Configuring CDM Alarm Rules
            • Querying CDM Metrics
        • Creating a Link in a CDM Cluster
          • Creating a Link Between CDM and a Data Source
          • Configuring Link Parameters
            • OBS Link Parameters
            • PostgreSQL/SQLServer Link Parameters
            • GaussDB(DWS) Link Parameters
            • RDS for MySQL/MySQL Database Link Parameters
            • Oracle Database Link Parameters
            • DLI Link Parameters
            • Hive Link Parameters
            • HBase Link Parameters
            • HDFS Link Parameters
            • FTP/SFTP Link Parameters
            • Redis Link Parameters
            • DDS Link Parameters
            • CloudTable Link Parameters
            • MongoDB Link Parameters
            • Cassandra Link Parameters
            • Kafka Link Parameters
            • DMS Kafka Link Parameters
            • CSS Link Parameters
            • Elasticsearch Link Parameters
            • Dameng Database Link Parameters
            • SAP HANA Link Parameters
            • Shard Link Parameters
            • MRS Hudi Link Parameters
            • MRS ClickHouse Link Parameters
            • ShenTong Database Link Parameters
            • LogHub (SLS) Link Parameters
            • Doris Link Parameters
            • YASHAN Link Parameters
          • Uploading a CDM Link Driver
          • Creating a CDM Data Link Agent
          • Creating a Hadoop Cluster Configuration
        • Creating a Job in a CDM Cluster
          • Table/File Migration Jobs
          • Creating an Entire Database Migration Job
          • Configuring CDM Source Job Parameters
            • From OBS
            • From HDFS
            • From HBase/CloudTable
            • From Hive
            • From DLI
            • From FTP/SFTP
            • From HTTP
            • From PostgreSQL/SQL Server
            • From DWS
            • From SAP HANA
            • From MySQL
            • From Oracle
            • From a Database Shard
            • From MongoDB/DDS
            • From Redis
            • From Kafka/DMS Kafka
            • From Elasticsearch or CSS
            • From MRS Hudi
            • From MRS ClickHouse
            • From a Dameng Database
            • From LogHub (SLS)
            • From a ShenTong Database
            • From Doris
            • From YASHAN
          • Configuring CDM Destination Job Parameters
            • To OBS
            • To HDFS
            • To HBase/CloudTable
            • To Hive
            • To MySQL/SQL Server/PostgreSQL
            • To Oracle
            • To DWS
            • To DDS
            • To Elasticsearch/CSS
            • To DLI
            • To MRS Hudi
            • To MRS ClickHouse
            • To MongoDB
            • To Redis
            • To Doris
          • Configuring CDM Job Field Mapping
          • Configuring a Scheduled CDM Job
          • Managing CDM Job Configuration
          • Managing a CDM Job
          • Managing CDM Jobs
        • Viewing Traces
          • Viewing Traces
          • Key CDM Operations Recorded by CTS
        • Key Operation Guide
          • Incremental Migration
            • Incremental File Migration
            • Incremental Migration of Relational Databases
            • HBase/CloudTable Incremental Migration
            • MongoDB/DDS Incremental Migration
          • Using Macro Variables of Date and Time
          • Migration in Transaction Mode
          • Encryption and Decryption During File Migration
          • MD5 Verification
          • Configuring Field Converters
          • Adding Fields
          • Migrating Files with Specified Names
          • Regular Expressions for Separating Semi-structured Text
          • Recording the Time When Data Is Written to the Database
          • File Formats
          • Converting Unsupported Data Types
          • Auto Table Creation
        • Tutorials
          • Creating an MRS Hive Link
          • Creating a MySQL Link
          • Migrating Data from MySQL to MRS Hive
          • Migrating Data from MySQL to OBS
          • Migrating Data from MySQL to DWS
          • Migrating an Entire MySQL Database to RDS
          • Migrating Data from Oracle to CSS
          • Migrating Data from Oracle to DWS
          • Migrating Data from OBS to CSS
          • Migrating Data from OBS to DLI
          • Migrating Data from MRS HDFS to OBS
          • Migrating the Entire Elasticsearch Database to CSS
      • Best Practices
        • Advanced Data Migration Guidance
          • Incremental Migration
            • Incremental File Migration
            • Incremental Migration of Relational Databases
            • HBase/CloudTable Incremental Migration
          • Using Macro Variables of Date and Time
          • Migration in Transaction Mode
          • Encryption and Decryption During File Migration
          • MD5 Verification
          • Configuring Field Converters
          • Migrating Files with Specified Names
          • Regular Expressions for Separating Semi-structured Text
          • Recording the Time When Data Is Written to the Database
          • File Formats
        • Scheduling a CDM Job by Transferring Parameters Using DataArts Factory
        • Enabling Incremental Data Migration Through DataArts Factory
        • Creating Table Migration Jobs in Batches Using CDM Nodes
        • Simplified Migration of Trade Data to the Cloud and Analysis
          • Scenario
          • Analysis Process
          • Using CDM to Upload Data to OBS
            • Uploading Inventory Data
            • Uploading Incremental Data
          • Analyzing Data
      • Performance White Paper
        • Factors Affecting Performance
        • Performance Tuning
        • Reference: Job Splitting Dimensions
        • Reference: CDM Performance Test Data
      • Security White Paper
        • CDM Security Overview
        • CDM Security Conclusion
      • API Reference
        • Before You Start
          • Overview
          • Endpoints
          • Project ID and Account ID
          • Concepts
        • API Overview
        • Calling APIs
          • Making an API Request
          • Authentication
          • Response
        • Application Example
        • API
          • Cluster Management
            • Querying Cluster Details
            • Deleting a Cluster
            • Querying All AZs
            • Querying Supported Versions
            • Querying Version Specifications
            • Querying Details About a Flavor
            • Querying the Enterprise Project IDs of All Clusters
            • Querying the Enterprise Project ID of a Specified Cluster
            • Query a Specified Instance in a Cluster
            • Modifying a Cluster
            • Restarting a Cluster
            • Starting a Cluster
            • Stopping a Cluster (To Be Taken Offline)
            • Creating a Cluster
            • Querying the Cluster List
          • Job Management
            • Querying a Job
            • Deleting a Job
            • Modifying a Job
            • Creating and Executing a Job in a Random Cluster
            • Stopping a Job
            • Creating a Job in a Specified Cluster
            • Starting a Job
            • Querying Job Status
            • Querying Job Execution History
          • Link Management
            • Creating a Link
            • Querying a Link
            • Deleting a Link
            • Modifying a Link
        • Public Data Structures
          • Link Parameter Description
            • Link to a Relational Database
            • Link to OBS
            • Link to HDFS
            • Link to HBase
            • Link to CloudTable
            • Link to Hive
            • Link to an FTP or SFTP Server
            • Link to MongoDB
            • Link to Redis
            • Link to Kafka
            • Link to Elasticsearch/Cloud Search Service
            • Link to DLI
            • Link to CloudTable OpenTSDB
            • Link to DMS Kafka
          • Source Job Parameters
            • From a Relational Database
            • From Object Storage
            • From HDFS
            • From Hive
            • From HBase/CloudTable
            • From FTP/SFTP
            • From HTTP/HTTPS
            • From MongoDB/DDS
            • From Redis
            • From Kafka
            • From Elasticsearch/Cloud Search Service
          • Destination Job Parameters
            • To a Relational Database
            • To OBS
            • To HDFS
            • To Hive
            • To HBase/CloudTable
            • To DDS
            • To Elasticsearch/Cloud Search Service
            • To DLI
          • Job Parameter Description
        • Permissions Policies and Supported Actions
        • Appendix
          • Status Code
          • Error Code
      • FAQs
        • General
          1. What Are the Differences Between CDM and Other Data Migration Services?
          2. What Are the Advantages of CDM?
          3. What Are the Security Protection Mechanisms of CDM?
          4. How Do I Reduce the Cost of Using CDM?
          5. Why Am I Billed Pay per Use When I Have Purchased a Yearly/Monthly CDM Incremental Package?
          6. How Do I Check the Remaining Validity Period of a Package?
          7. Will My Data Be Retained If My Package Expires or My Pay-per-Use Resources Are in Arrears?
          8. Can CDM Be Shared by Different Tenants?
          9. Can I Upgrade a CDM Cluster?
          10. How Is the Migration Performance of CDM?
          11. What Is the Number of Concurrent Jobs for Different CDM Cluster Versions?
        • Functions
          1. Does CDM Support Incremental Data Migration?
          2. Does CDM Support Field Conversion?
          3. What Component Versions Are Recommended for Migrating Hadoop Data Sources?
          4. What Data Formats Are Supported When the Data Source Is Hive?
          5. Can I Synchronize Jobs to Other Clusters?
          6. Can I Create Jobs in Batches?
          7. Can I Schedule Jobs in Batches?
          8. How Do I Back Up CDM Jobs?
          9. How Do I Configure the Connection If Only Some Nodes in the HANA Cluster Can Communicate with the CDM Cluster?
          10. How Do I Use Java to Invoke CDM RESTful APIs to Create Data Migration Jobs?
          11. How Do I Connect the On-Premises Intranet or Third-Party Private Network to CDM?
          12. Does CDM Support Parameters or Variables?
          13. How Do I Set the Number of Concurrent Extractors for a CDM Migration Job?
          14. Does CDM Support Real-Time Migration of Dynamic Data?
          15. Can I Stop CDM Clusters?
          16. How Do I Obtain the Current Time Using an Expression?
        • Troubleshooting
          1. What Should I Do If the Log Prompts that the Date Format Fails to Be Parsed?
          2. What Can I Do If the Map Field Tab Page Cannot Display All Columns?
          3. How Do I Select Distribution Columns When Using CDM to Migrate Data to DWS?
          4. What Do I Do If the Error Message "value too long for type character varying" Is Displayed When I Migrate Data to DWS?
          5. What Can I Do If Error Message "Unable to execute the SQL statement" Is Displayed When I Import Data from OBS to SQL Server?
          6. What Should I Do If the Cluster List Is Empty, I Have No Access Permission, or My Operation Is Denied?
          7. Why Is Error ORA-01555 Reported During Migration from Oracle to DWS?
          8. What Should I Do If the MongoDB Connection Migration Fails?
          9. What Should I Do If a Hive Migration Job Is Suspended for a Long Period of Time?
          10. What Should I Do If an Error Is Reported Because the Field Type Mapping Does Not Match During Data Migration Using CDM?
          11. What Should I Do If a JDBC Connection Timeout Error Is Reported During MySQL Migration?
          12. What Should I Do If a CDM Migration Job Fails After a Link from Hive to DWS Is Created?
          13. How Do I Use CDM to Export MySQL Data to an SQL File and Upload the File to an OBS Bucket?
          14. What Should I Do If CDM Fails to Migrate Data from OBS to DLI?
          15. What Should I Do If Error Message "Configuration Item [linkConfig.createBackendLinks] Does Not Exist" Is Displayed During Data Link Creation or Error Message "Configuration Item [throttlingConfig.concurrentSubJobs] Does Not Exist" Is Displayed During Job Creation?
          16. What Should I Do If Message "CORE_0031:Connect time out. (Cdm.0523)" Is Displayed During the Creation of an MRS Hive Link?
          17. 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?
          18. What Should I Do If I Cannot Obtain the Schema Name When Creating an Oracle Relational Database Migration Job?