D-020: Create advanced data export and import capabilities

[Nanle-code]

Overview

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Implementation Details

Step 1: Export formats

• CSV export
• JSON export
• XML export
• Parquet export
• PDF export

Step 2: Transformation pipeline

• Data transformation rules
• Custom transformations
• Transformation templates

Step 3: Scheduling

• Cron-based scheduler
• Scheduled export jobs
• Export history

Step 4: Import

• File upload
• Validation
• Error handling
• Preview before import

Step 5: Bulk operations

• Bulk export
• Bulk import
• Progress tracking

[drips-wave]

Congratulations, @Asakeofkd! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on June 30, 2026.

🧑‍💻 @Asakeofkd: Please resolve the issue such that the repo's maintainers have enough time to review your contribution before the due date. You'll earn Points for completing the issue on-time, which will make you eligible for a share of the Stellar Wave Program's reward pool.

Warning

When opening a PR, please link it to this issue to ensure it gets tracked accurately. Points are awarded when this issue is marked as completed by the maintainer.

🤠 Repo maintainers: Please keep an eye on the contributor's progress and review their work before the due date. You can manage this issue, including adjusting its complexity and points, here.

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