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What is faster: insert from memvar or insert fields?
Message
From
24/07/2006 15:27:41
 
General information
Forum:
Visual FoxPro
Category:
Databases,Tables, Views, Indexing and SQL syntax
Environment versions
Visual FoxPro:
VFP 9 SP1
OS:
Windows XP
Database:
Visual FoxPro
Miscellaneous
Thread ID:
01139366
Message ID:
01139410
Views:
12
>Hi everybody,
>
>I'm wondering what is better and faster:
>
>select Table1
>scatter memvar
>FieldFK = something
>PointerField = something
>release cEntered_User, tEntered_Date
>insert into Table2 from memvar
>
>or
>
>insert into Table2 (field1, field2, fieldN,...) ;
>values ;
>(Val1,Val2, Table1.fieldN,...)
>
>I switched from the first to the second, but it doesn't look like I gain a speed increase. I did multiple other changes, so it's hard to compare original code with the new code. But anyway, what do you think?
>
>Thanks in advance.


If you're inserting a group of records, I'd think

INSERT INTO blah SELECT ...

would be the fastest.

Tamar
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