MySQL 5.7 C API Developer Guide / ... / C API Basic Interface / C API Basic Function Descriptions / mysql_list_tables()
MYSQL_RES *mysql_list_tables(MYSQL *mysql, const char *wild) Returns a result set consisting of table names in the current database that match the simple regular expression specified by thewild parameter.wild may contain the wildcard characters% or_, or may be aNULL pointer to match all tables. Callingmysql_list_tables() is similar to executing the querySHOW TABLES [LIKE.wild]
You must free the result set withmysql_free_result().
Commands were executed in an improper order.
The MySQL server has gone away.
The connection to the server was lost during the query.
An unknown error occurred.