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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 3.12.9 is released! This release fixes 12 issues and adds 3 improvements. Here are some highlights:

  • Improvements to automatic conflict resolution
  • Added max-text-size and max-binary-size options to dbfill utility
  • Fixed blocking problem for initial load on SQL-Server
  • Upgraded Jetty, BC, Kotlin, and okhttp dependency libraries
  • Fixed ClassNotFound exception for command line utilities

Download SymmetricDS 3.12.9 now!

See the 3.12.9 change log for more details.

Latest Release

SymmetricDS 3.12.10 is now available! Released on 2021-05-28.

There were 261 downloads this week.

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Blog

  • Clustering SymmetricDS
    Written by Josh Hicks

    Setting up SymmetricDS for clustering can be done a few different ways and can help solve a few different use cases.   This blog will address a few of the common setups we see while utilizing clustering.

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Code Commits

  • rev 6ae4759 by Eric Long
    7:53pm, 11 Jun 21
    0005025: Informix dialect with page size 2k
  • rev 4e6e7cc by Eric Long
    4:58pm, 11 Jun 21
    0005025: Informix dialect with page size 2k
  • rev 2ac7fe1 by Philip Marzullo
    4:48pm, 11 Jun 21
    0005023: Sync Triggers should execute successfully in parallel by table
  • rev 77b2dbe by Philip Marzullo
    4:48pm, 11 Jun 21
    0005023: Sync Triggers should execute successfully in parallel by table
  • rev b47d1ca by Philip Marzullo
    5:44pm, 10 Jun 21
    0005023: Sync Triggers should execute successfully in parallel by table
  • rev 184eebc by Philip Marzullo
    5:44pm, 10 Jun 21
    0005023: Sync Triggers should execute successfully in parallel by table
  • rev 2c4845d by JD
    4:35pm, 10 Jun 21
    5018: Add permission check for database altering before allowing user to install SQL Server node with log-based replication (#159) * 5018: add permission check for altering databases to wizard for sql server log-based repl * 5018: add permission check for altering databases to wizard for sql server log-based repl