Tag Archives: Connectors

MariaDB Connector/C Compatibility: An Update on CONC-821

Written by Written by Frédéric Descamps Leave a comment on MariaDB Connector/C Compatibility: An Update on CONC-821

As a DBA, there are some surprises I enjoy. Discovering a useful feature is one of them. Discovering that an application behaves differently after a maintenance update is considerably further down the list.

Maintenance updates should provide security and bug fixes while also helping people keep their applications running smoothly. Updates should not change behavior, especially not during maintenance releases. Should that happen for some reason, users and maintainers need a clear explanation and a practical way forward.

That’s not exactly what happened recently, causing an issue CONC-821 in MariaDB Connector/C.

Spoiler alert: The behaviour that MariaDB Connector/C changed was undocumented and implicit.

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