The presentation how to create custom linq providers for .net

6. IQUERY
PROVIDER

7. source
.Provider
.Execute<int>(
Expression.Call(null,
((MethodInfo) MethodBase
.GetCurrentMethod())
.MakeGenericMethod(
new Type[] {
typeof(TSource) }),
new Expression[] {source.Expression }));

8. Source
.Provider
.CreateQuery<TSource>(
Expression.Call(
null,
((MethodInfo)
MethodBase
.GetCurrentMethod())
.MakeGenericMethod(
new Type[] { typeof(TSource) }),
new Expression[] {
source.Expression,
Expression.Quote(predicate) }));

9. IQUERY
PROVIDER

10. IQUERY
PROVIDER

11. IQUERY
PROVIDER

14. //is it the same thing?
s1 == s2
s1.Equals(s2)
String.Equals(s1, s2)
String.Compare(s1, s2) == 0

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