Thanks Frank but the normalization is affected and under awareness.
I think the reason is the high FK’s number that references on that table.
I found the below limitations for SQL Server 2000:
Foreign key table references per table | 253 |
REFERENCES per table | 253 |
http://whidbey.msdn.microsoft.com/library/default.asp?url=/library/en-us/architec/8_ar_ts_8dbn.asp
What do you think?? it's right??