public T Single(Action <SqlExp <T> > expression)
{
using (var conn = DbConnFactory.Open(DbName))
{
var exp = SqlExp <T> .GetSqlExp(conn);
expression(exp);
return(conn.Single(exp.GetExp()));
}
}
public IEnumerable <T> Where(Action <SqlExp <T> > expression)
{
using (var conn = DbConnFactory.Open(DbName))
{
var exp = SqlExp <T> .GetSqlExp(conn);
expression(exp);
return(conn.Select(exp.GetExp()));
}
}
public int Count(Action <SqlExp <T> > expression)
{
using (var conn = DbConnFactory.Open(DbName))
{
var exp = SqlExp <T> .GetSqlExp(conn);
expression(exp);
return((int)conn.Count <T>(exp.GetExp()));
}
}