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        Help Center/Data Warehouse Service/Troubleshooting/Data Import and Export
        Updated on 2025-09-19 GMT+08:00
        View PDF

        Data Import and Export

        • "ERROR: invalid byte sequence for encoding 'UTF8': 0x00" Is Reported When Data Is Imported to DWS Using COPY FROM
        • Data Import and Export Faults with GDS
        • Failed to Create a GDS Foreign Table and An Error Is Reported Indicating that ROUNDROBIN Is Not Supported
        • When CDM Is Used to Import MySQL Data to DWS, the Column Length Exceeds the Threshold and Data Synchronization Fails
        • "Access Denied" Is Displayed When the SQL Statement for Creating an OBS Foreign Table Is Executed
        • Disk Usage Increases After Data Fails to Be Imported Using GDS
        • Error Message "out of memory" Is Displayed When GDS Is Used to Import Data
        • Error Message "connection failure error" Is Displayed During GDS Data Transmission
        • Data to Be Imported Contains Chinese When DataArts Studio Is Used to Create a DWS Foreign Table

        Previous topic: Function Support Issues

        Next topic: "ERROR: invalid byte sequence for encoding 'UTF8': 0x00" Is Reported When Data Is Imported to DWS Using COPY FROM

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