public TableMapper(IQueryExtractor queryExtractor, string tableAliasPrefix)
{
if (tableAliasPrefix == null)
{
throw new ArgumentNullException("prefix");
}
QueryExtractor = queryExtractor;
TableAliasPrefix = tableAliasPrefix;
}
public TableMapper(IQueryExtractor queryExtractor)
: this(queryExtractor, GeneratePrefix())
{
}
public Subjects(IQueryExtractor queryExtractor, TableMapper <Student> studentTable)
{
sb = new TableMapper <Subject>(queryExtractor, "subj");
e = new TableMapper <ExamenResult>(queryExtractor, "subj");
S = studentTable;
}
public MinimumScore(IQueryExtractor queryExtractor, TableMapper <Student> studentTable)
{
S = studentTable;
e = new TableMapper <ExamenResult>(queryExtractor, "min");
}
public AverageScore(IQueryExtractor queryExtractor, TableMapper <Student> studentTable)
{
S = studentTable;
e = new TableMapper <ExamenResult>(queryExtractor, "avg");
}
public StudentsReport(DbContext context)
: base(new QueryBuilder(), new QueryExecutor(context.Database.Connection.ConnectionString))
{
_queryExtractor = new QueryExtractor(context);
_studentTable = new TableMapper <Student>(_queryExtractor, "s");
}
