How To Fix DA644 - Table & change von Row to Column Store; DB version already correct


DA644 - Overview

  • Message type: E = Error

  • Message class: DA - Dictionary: Compare, distribution, timer, instantiation

  • Message number: 644

  • Message text: Table & change von Row to Column Store; DB version already correct

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  • Self-Explanatory Message

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DA644 - Details

  • The SAP error message DA644 indicates an issue related to the database table storage format, specifically when trying to change a table from row store to column store in SAP HANA. The message suggests that the database version is already correct, which means that the underlying database supports the desired storage format, but there may be other issues preventing the change.
    
    Cause: Incompatible Table Structure: The table may have certain characteristics or constraints that prevent it from being converted from row store to column store. Existing Data: If the table contains data that is not compatible with column store format, the conversion will fail. Database Configuration: There may be settings or configurations in the database that are not aligned with the requirements for column store tables. SAP Version: The version of SAP you are using may have specific limitations or bugs related to table conversion.
    Solution: Check Table Characteristics: Review the table structure and ensure that it

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