MariaDB Connector/C 3.3.10 Release Notes

Download Release Notes Changelog About MariaDB Connector/C

Release date: 21 Jun 2024

This is a Stable (GA) release of MariaDB Connector/C, formerly known as MariaDB Client Library for C.

For a description of this library see the MariaDB Connector/C page.

Issues fixed:

  • CONC-505: Don't allow to use unsupported client flags in mysql_real_connect
  • CONC-677: Fix memory leak when setting default configuration directories
  • CONC-648: Don't trust error packets received prior to TLS handshake completion. (Kudos to Daniel Lenski for his contribution

Notable changes

  • Allow named pipe connection handle to be used with IO completion port. Pipe handle can be obtained via mysql_get_socket() API function. Added support for zstd static library (Kudos to Uilian Ries for his contribution)
  • Added support for restricted_auth in configuration files
  • MDEV-30366 - Server now permits to send a result-set containing generated id and affected rows for each bulk operation. This feature can be enabled with option MARIADB_OPT_BULK_UNIT_RESULTS. The server indicates if this feature is supported by setting MARIADB_CLIENT_BULK_UNIT_RESULTS in his capability flags.


  • Warning fixes (-Wcalloc-transposed-args) in calloc calls (Thanks to Sam James)
  • Fixed SSL_read/write return value check in ma_tls_async_check_result (Thanks to Josh Hunt)


For a list of changes made in this release, with links to detailed information on each push, see the changelog.

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