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Base de données, Tables, Vues, Index et syntaxe SQL
Titre:
How Update-SQL is executed when using views ?
Hi all,
We know the Select-SQL command when a view is used and we have control on rushmore optimization level by creating expressions, but I don't know whether we have a way to know what VFP does when updating tables based on parameterized views, I mean, when we do a TableUpdate()
Sys(3054,1) reports Rushmore optimization levels when selecting and updating records from tables based on views but it may report that different indexes are being used.
I think that Update-SQL's WHERE Clause is built on a Field by Field basis (View Designer: "SQL Where clause includes Key Fields Only") , not expressions, is this correct ?
Thanks
Juan C.
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