DB->set_create_dir()
#include <db.h>
int
DB->set_create_dir(DB *db, const char *dir); Specify which directory a database should be created in or looked for.
The DB->set_create_dir() method may not be called after the DB->open() method is called.
The DB->set_create_dir() method returns a non-zero error value on failure and 0 on success.
Parameters
dir
The dir will be used to create or locate the database file specified in the DB->open() method call. The directory must be one of the directories in the environment list specified by DB_ENV->add_data_dir().
Errors
The DB->set_create_dir() method may fail and return one of the following non-zero errors:
EINVAL
An invalid flag value or parameter was specified.