The ByCode mapping doesn't support to set the SqlCheck setting for the custom sql commands.

The solution for the problem:

1.) I implemented a SqlCheck enumeration with 'None', 'Rowcount', 'Param' values (NHibernate.Mapping.ByCode.SqlCheck).

2.) The IEntitySqlsMapper interface was extended by the overloads for the SqlInsert, SqlUpdate and SqlDelete method.

For example:
void SqlInsert(string sql, SqlCheck sqlCheck);

3.) I implement the new methods for the the classes that implements the IEntitySqlsMapper.

For example:

or