MariaDB Connector/C 3.0.3 Release Notes

The most recent Stable (GA) release of MariaDB Connector/C is:
MariaDB Connector/C 3.3.10

Download Release Notes Changelog About MariaDB Connector/C

Release date: 18 Jan 2018

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

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


  • Added support for new utf8mb4 character sets
  • New installation layout for Debian
  • MDEV-9059: Bundle first command with authentication packet
  • Build: support static OpenSSL on Windows
  • MDEV-14101: Add support for tls-version, via mysql_options(mysql, MARIADB_OPT_TLS_VERSION, value), where value must be "TLSv1.1", "TLSv1.2" or "TLSv1.3".
  • CONC-275: New indicator type STMT_INDICATOR_IGNORE_ROW for skipping particular parameter set in bulk operation (prepared statements).

Notable Bug fixes

  • MDEV-10361: Don't try to reconnect twice if mysql_ping failed.
  • Build fix for TSAN build with Clang
  • CONC-302: Fix output of mariadb_config
  • CONC-301: In case of a truncation the statement status was not updated correctly and further calls to mysql_stmt_fetch_column failed
  • MDEV-14647: Fixed crash when client receives extended ok packet with SESSION_TRACK_STATE_CHANGE information flag
  • CONC-297: setting MYSQL_OPT_LOCAL_INFILE failed on big endian systems.
  • MDEV-14514: mariadb_config returned wrong exit code when specifying an invalid option
  • MDEV-11546: Fixed timeout problem in Schannel
  • CONC-277: Allow reinitialization of the library if mysql_server_end() was called.
  • MDEV-11603: Solaris build fixes
  • CONC-292: Fixed malloc result check in dynamic columns
  • MDEV-14165: The metadata length value for a column with a zerofill flag was calculated with a fixed length instead of using the reported length.
  • CONC-286: Force TLS/SSL usage if fingerprint parameters were specified.
  • CONC-282: Connector/C now provides additional information for package version
    • mariadb_config --cc_version lists the package version
    • Beside MARIADB_PACKAGE_VERSION numeric representation MARIADB_PACKAGE_VERSION_ID can be used now within preprocessor directives.
  • MDEV-13959: Fixed duplicate if condition in dynamic columns
  • Added MARIADB_BASE_VERSION definition in mariadb_version.h to distnguish MARIADB from MySQL
  • CONC-276: client library crashes on Windows after TLS reconnect
  • CONC-271: installation layout fix for RPM

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

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