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The tool needs support for the JSON data type. SQL Data Compare errors out with "Field Permissions doesn't know type [sys].[json]"

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Steven Perry shared this idea  ·   ·  Report…  ·  Admin →
completed  ·  AdminStephanie (Product Manager, Redgate) responded  · 

This is supported as of SQL Data Compare version 16.0.5.28494 released in Jan 2026 - https://documentation.red-gate.com/sdc/release-notes-and-other-versions/sql-data-compare-16-0-release-notes. Please update to the latest version and contact support if you have any issues.

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  • Shravan commented  ·   ·  Report

    Is there any timeline on this or planned in future releases?

  • Steven Perry commented  ·   ·  Report

    The tool needs support for the JSON data type. SQL Data Compare errors out with "Field Permissions doesn't know type [sys].[json]"