public void testing_select_many_with_linq_to_sql_objects()
{
var ctx = new PubsDataContext();
var q = from e in ctx.employee
from j in ctx.jobs
orderby e.fname, e.lname, j.job_desc
select new
{
Employee = e,
Job = j
};
Console.WriteLine(q);
q.Should().NotBeNull().And.NotBeEmpty();
foreach (var item in q)
{
Console.WriteLine(
string.Format(
"Employee: {0} - Job: {1}",
item.Employee.fname + " " + item.Employee.lname,
item.Job.job_desc
));
}
var r = ctx.employee.OrderBy(x => x.fname).ThenBy(x => x.lname).SelectMany(
x => ctx.jobs.OrderBy(c => c.job_desc),
(x, y) => new
{
Employee = x,
Job = y
});
Console.WriteLine(r);
r.Should().NotBeNull().And.NotBeEmpty();
foreach (var item in r)
{
Console.WriteLine(
string.Format(
"Employee: {0} - Job: {1}",
item.Employee.fname + " " + item.Employee.lname,
item.Job.job_desc
));
}
}
public void testing_simple_inner_join_sentences()
{
var ctx = new PubsDataContext();
var q = from e in ctx.employee
join j in ctx.jobs
on e.job_id equals j.job_id
orderby e.fname, e.lname, j.job_desc
select new
{
Employee = e,
Job = j
};
q.Should().NotBeNull().And.NotBeEmpty();
foreach (var item in q)
{
Console.WriteLine(item.Employee.fname + " " + item.Employee.lname + " With job: " + item.Job.job_desc);
}
var w = ctx.employee.Join(
ctx.jobs,
x => x.job_id,
x => x.job_id,
(x, y) => new
{
Employee = x,
Job = y
}).OrderBy(x => x.Employee.fname).ThenBy(x => x.Employee.lname).ThenBy(x => x.Job.job_desc);
w.Should().NotBeNull().And.NotBeEmpty();
foreach (var item in w)
{
Console.WriteLine(item.Employee.fname + " " + item.Employee.lname + " With job: " + item.Job.job_desc);
}
}
