Copy Job/Activity- Improve read performance for CSV format when source is a single large file

Data Factory · General availability · Shipped

Data Factory General availability Shipped
Last Modified: June 16, 2026 Release Date: Q4 2025

Description

Improve the read performance when reading a single large csv file in Copy job and Pipeline activities (Copy activity, Lookup activity, GetMetadata activity, Delete activity) by allowing multi-threads.

📰 Related Blog Article

Powerful improvements for Copy Job
🔗 blog.fabric.microsoft.com

Change History

  1. 2026-06-16
    Restored to Roadmap
  2. 2026-06-16
    Removed from Roadmap
  3. 2025-12-02
    Release Status Planned -> Shipped Name Copy Job/Activity - Improve read performance for CSV format when source is a single large file -> Copy Job/Activity- Improve read performance for CSV format when source is a single large file
  4. 2025-11-18
    Roadmap Item Added
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