I keep getting the title error message "Cannot open user default database. Login failed." I can connect to the database through enterprise manager, but cannot connect through a web applicant that uses the database as a back-end. Everything has worked perfectly for the past couple months. All of a sudden, I get this. Any ideas?
Using examples as well as descriptions, and references to Books Online, show the documentation available for date manipulation functions and by using a select few of these functions, show how date based data can be manipulated with these functions.