You will want to use the YYYYMMDD for unambiguous date determination in SQL Server.
insert into table1(approvaldate)values('20120618 10:34:09 AM');
If you are married to the dd-mm-yy hh:mm:ss xm
format, you will need to use CONVERT with the specific style.
insert into table1 (approvaldate)
values (convert(datetime,'18-06-12 10:34:09 PM',5));
5
here is the style for Italian dates. Well, not just Italians, but that's the culture it's attributed to in Books Online.
与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…