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Fast & Flexible Database Replication

SymmetricDS is open source database replication software that focuses on features and cross platform compatibility.

Cross Platform
Replicate data across different platforms, with compatibility for many databases. Sync from any database to any database in a heterogeneous environment.
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Scale Out Performance
Optimized for performance and scalability, replicate thousands of databases asynchronously in near real time, and span replication across multiple tiers.
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Flexible Configuration
Configure which tables and columns to sync, and in which direction. Subset rows and distribute them across databases. Combine, filter, and transform data.
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SymmetricDS 3.10.4 is released. This release includes 18 bug fixes and 12 improvements. Here are some issues to highlight:

  • Performance improvements for initial load extract
  • Support for Firebird 3
  • LookupTableRouter will optimize when initial load select is used
  • Better handling of zero date on MySQL
  • Support service install on MacOS X
  • Upgraded Jetty to latest version for security fixes
  • Upgraded to latest Oracle driver
  • DbSql can run statements from a file

There's a lot packed into this release, so see the 3.10.4 change log for more details.

Latest Release

SymmetricDS 3.11.7 is now available! Released on 2020-03-17.

There were 341 downloads this week.

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  • Load Testing of Data Replication
    Written by Eric Long

    Load testing of database replication finds the upper limit of how well the system can perform, and it provides assurance that replication will make it through times of peek usage. Let's look at how to simulate production activity for SymmetricDS data replication in a lower environment so you can deploy with confidence.

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