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LINQ - Coggle Diagram
LINQ
EXTENSION
Methods
Where
Filtering
b => b.Price < 10
OrderBy
Sorting
b => b.Title
Select
Mapping
b => b.Title
Finding
Single
Only-1
Element
Exist
Otherwise
Exception
SimilarTo
Where
SingleOrDefault
Not-Exist
Returns-Null
Exception
Multiple
Items
Pagination
Skip(count)
Take(count)
Skip(3).Take(2)
Aggregating
Count()
DelegateReq
b => b.Price
Max/Min(..)
Sum/Average(..)
Terminals
First
Filter
Optional
b => b.Price < 10
FirstOrDefault
Last
LastOrDefault
OPERATORS
StartsWith
From
EndsWith
Select
var books =
from b in books
where
b.Price < 10
orderby
b.Title
select b;
WHAT
CanQueryTo
Objects
InMemory
Collections
Entities
Databases
XML
DataSets
ADO.Net
Language
Integrated
Query
CHAINING
Where(..)
.OrderBy(..)