SIGNALInfrastructure Software·Jun 15, 2026, 7:00 AMSignal30Short term

Amazon RDS for MariaDB supports Long-Term Support version 12.3 in Amazon RDS Database Preview Environment

Source: AWS What's New

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Amazon RDS for MariaDB now supports MariaDB 12.3 in the Amazon RDS Database Preview Environment , allowing you to evaluate the latest Long-Term Support Release on Amazon RDS for MariaDB. This preview environment provides a sandbox where you can test applications and explore new MariaDB 12.3 capabilities before they become generally available. MariaDB 12.3 includes Oracle TO_DATE() function compatibility, a SQL Standard IS JSON predicate for native JSON validation, and a basic XML data type. It adds support for cursors on prepared statements and allows UPDATE/DELETE operations to read from Comm

Why this matters
Why now

Amazon Web Services consistently updates its managed database services to support newer versions of underlying open-source technologies, driven by user demand for enhanced features and compatibility.

Why it’s important

This update offers developers and businesses early access to new MariaDB capabilities, enabling them to test and integrate features like improved Oracle compatibility and native JSON validation before general availability.

What changes

Customers can now experiment with MariaDB 12.3's new functionalities within a managed preview environment on AWS, potentially reducing future migration friction and accelerating adoption of the LTS version.

Winners
  • · AWS customers using MariaDB
  • · Open-source database developers
  • · Amazon Web Services
Losers
    Second-order effects
    Direct

    Developers can begin evaluating and adapting their applications to the new features of MariaDB 12.3 in a sandbox environment.

    Second

    Earlier adoption of MariaDB 12.3's enhanced features could lead to more efficient database operations and broader use of its new capabilities upon GA.

    Third

    Increased compatibility and features in managed MariaDB services could encourage more enterprises to migrate from proprietary databases to open-source alternatives on AWS.

    Editorial confidence: 90 / 100 · Structural impact: 10 / 100
    Original report

    This signal links to a primary source. Continuum Brief monitors and indexes it as part of the live intelligence stream — we do not republish source content.

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