Level Extreme platform
Subscription
Corporate profile
Products & Services
Support
Legal
Français
.DBF header
Message
From
19/07/2009 19:20:53
 
General information
Forum:
Visual FoxPro
Category:
Coding, syntax & commands
Title:
Environment versions
Visual FoxPro:
VFP 9 SP2
OS:
Windows XP SP2
Miscellaneous
Thread ID:
01412377
Message ID:
01413301
Views:
52
>Hi Yossi,
>
>>Suppose I want to write a routine that wil go thru all the .DBF files in the system and convert them back to Fox2x, what would be the implication of this?
>
>If you don't use any of the field types introduced in VFP 3 and later (datetime, integer, double, varchar, varbinary, ...), and you don't have any candidate indexes, and none of your fields support NULL values, then there wouldn't be any significant implication. Some data types such as memo fields use different length (4 bytes instead of 10).
>
>>I guess I'm asking what really is the difference between the VFP and FOX2X header?
>
>Aside from the possible features it's only a single byte for the table format. If you only have numeric, boolean, date and character fields, you could merely change this byte to turn the table into a Fox2x table and back.

Thanks!
Previous
Reply
Map
View

Click here to load this message in the networking platform