>In my old design, I put all the tables in the data environment.
>After 1 year, the form is loaded terribly slow .
>I found that the invoice's table size is over 20M and other around 6M
>Now, i need to remove all the tables and I don't know how to do .
>Some said i can open table as I need .
>However, I don't know How's the coding .(How can i open the table and close the tables?)
>Can anyone be kind to teach me ??
>Thx a lot

Agnes
Check out the USE command.