MySQL 5.7 Reference Manual Including MySQL NDB Cluster 7.5 and NDB Cluster 7.6 C API Server and Client Library Versions

The string and numeric forms of the MySQL server version are available at compile time as the values of the MYSQL_SERVER_VERSION and MYSQL_VERSION_ID macros, and at runtime as the values of the mysql_get_server_info() and mysql_get_server_version() functions.

The MySQL client library version depends on the type of distribution that provides the library: