DTLE 3.21.03.0 Release Notes – New Features, Fixes, and Download Links

DTLE (Data Transfer Layer Engine) version 3.21.03.0 was released as an open‑source component tailored for MySQL, aiming to ensure high‑quality data transfer, support complex scenarios, and offer a rich set of features.

The project is positioned as a MySQL‑focused data‑transfer tool that addresses quality, adaptability, and functionality challenges in current MySQL applications.

Repository and documentation links: https://github.com/actiontech/dtle , docs at https://actiontech.github.io/dtle-docs-cn/ , and release information at https://github.com/actiontech/dtle/releases . It is recommended to download the latest release; RPM packages are suitable for RHEL/CentOS, tarballs for other Linux distributions, or use Docker.

Update List – New Features

#558 New job config ReplicateIgnoreDb: ignore specified schema.table during replication.

Configurable Topic without appending schema.table name.

#585 Kafka full‑copy performance improvement.

Fixes

#620 Fixed full copy stall when handling large data volumes.

#621 Fixed issue where grant/revoke statements were not skipped.

#576 Refactored ReplicateDoDb to resolve detailed issues.

#506 Resolved repeated DDL execution in bidirectional replication.

#582‑2 Fixed Kafka progress‑saving problem.

Release Notes – New

#558 New job config ReplicateIgnoreDb – improved performance by ignoring specified schema.table.

New Kafka config TopicWithSchemaTable – do not append schema.table after topic.

#585 Kafka: improved performance for full copy.

Release Notes – Fixed

Fix #620: full copy stall for big data.

Fix #621: grant/revoke should be skipped.

Fix #576: refactoring of ReplicateDoDb.

Fix #506: DDL is applied repeatedly under bidirectional replication.

Fix #582‑2: Kafka progress is not correctly saved.

Recommended reading: Data Transfer | DTLE Intro .

For more DTLE articles, follow the community’s “Open‑Source Products” section.