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October 2007 - Posts

Wednesday, October 24, 2007 12:40 PM

Live Appearance: Nov 27, 2007 in Vancouver, BC

On Nov 27, 2007 I'll speak about Query Options for Entity Framework at DevTeach in Vancouver, BC. Following is a preliminary outline of the talk: An overview of the Query Pipeline and the processes that take place there. Shapes of results that Entity
Posted by Zlatko Michailov | 0 Comments
Wednesday, October 24, 2007 10:04 AM

Query Complexity Factors

A query issued through Entity Framework undergoes three main transformations: 1. Compilation 2. Query view expansion 3. Native SQL generation 1. Compilation Compilation is the process of producing a Command Tree. 1.1. Entity SQL 1.1.1. Navigation Properties
Posted by Zlatko Michailov | 1 Comments
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Wednesday, October 24, 2007 9:33 AM

Entity SQL - Quick Reference

Literals “abc” Value abc ‘abc’ Value abc 1 Value 1 {2} Value 2 {3, 4, 5} Value 3 4 5 Rows ROW (1 AS i, ‘abc’ AS s) i s 1 abc SELECT ROW (1 AS i, ‘abc’ AS s) AS Row FROM {11, 12, 13}; Row i s 1 abc i s 1 abc i s 1 abc { ROW (1 AS i, ‘abc’ AS s)} UNION
Posted by Zlatko Michailov | 1 Comments
Wednesday, October 24, 2007 9:06 AM

Entity SQL

ADO.NET’s Entity Client comes with a client-side query engine that provides a consistent entity-level platform over different store providers. The input to that query engine is an entity-level query written in a language naturally called Entity SQL .
Posted by Zlatko Michailov | 1 Comments
 
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