QQQ Backend Modules
The 4.0 train includes relational, MongoDB, SQLite, file-system, S3, and REST modules. Supported operations differ. Do not assume an announced connector name establishes DynamoDB support or cross-backend transactions.
Editorial update: September 10, 2026
This archived entry has been corrected for the 4.0 release review. Its original archive date is retained; it is not evidence of a feature release on that date.
QQQ Backend Modules
The 4.0 train includes relational, MongoDB, SQLite, file-system, S3, and REST modules. Supported operations differ. Do not assume an announced connector name establishes DynamoDB support or cross-backend transactions.
Release status
When this correction was made (September 10, 2026) the published candidate was 4.0.0-RC.2. QQQ 4.0.0 has since been released (tag v4.0.0, September 24, 2026). Review the migration guide before changing an existing application.
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