MySQL 5.6 C API Developer Guide
int mysql_create_db(MYSQL *mysql, const char *db)
Creates the database named by the db
parameter.
This function is deprecated. Use
mysql_query()
to issue an SQL
CREATE DATABASE
statement
instead.
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.