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Dive into linq ivan towlson mindscape. imagine there’s no sql.

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Presentation on theme: "Dive into linq ivan towlson mindscape. imagine there’s no sql."— Presentation transcript:

1 dive into linq ivan towlson mindscape

2 imagine there’s no sql

3 three worlds

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7 three worlds… for large values of three

8 “queries should just ‘be there,’ like for loops” anders hejlsberg

9 linq language integrated query

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12 putting the lin into linq

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17 when syntax runs out

18 everything is query operators

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21 I plan to query over ONE… MILLION… OBJECTS!

22 what is the meaning of x.Select(…)?

23 IEnumerable x; IQueryable x;

24 what is the meaning of x.Select(…)? IEnumerable x; Enumerable.Select(x, …) IQueryable x; Queryable.Select(x, …)

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26 Table x; Queryable.Select(x, …)

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31 linq to sql

32 linq to lightspeed

33 linq to wmi

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37 thinking in linq

38 what is a query?

39 what is a query? extract, transform and load

40 what is a query? ‘what am i interested in’

41 i am interested in… drag and drop

42 i am interested in… a mouse down followed by mouse moves until i get a mouse up

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44 “queries should just ‘be there,’ like for loops” anders hejlsberg

45 thanks! ivan@mindscape.co.nz www.mindscape.co.nz ivan@hestia.cc hestia.typepad.com/flatlander


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