Cons. 1  Cannot span multiple databases... at least not easily. 2  All entities (tables, views, etc) need a primary key. 3  If you want to update a single column in a 100+ required columns table (not my table design), you have to pull down all 100 columns to make the update. Or use a Stored Procedure. I've had issues with some default values defined on SQL server not getting pulled into the entity model after a new record gets added. Usually this is with computed values, or values that get added in an INSERT Trigger On occasion, the SQL queries get badly written and are slow to execute.
Buying in advance is cheaper than buying at the station on the day and you could save an average of 43% on your train ticket. Advance tickets usually go on sale 12 weeks in advance, so the earlier you book the more likely you are to save.Ticket Alert.uying in advance is cheaper than buying at the station on the day and you could save an average of 43% on your train ticket. Advance tickets usually go on sale 12 weeks in advance, so the earlier you book the more likely you are to save. Ticket Alert.
If you buy off peak open returns, they tend to be the same price in both train stations and online, although thetrainline.com now charges Â£1 as a booking fee, making the station cheaper. It's always worth looking at places like http://www.thetrainline.com/farefinder/ as you can get dirt cheap tickets.est Answer: Technically, the price for tickets is the same at the ticket office as on line, and you don;'t pay a booking fee. However, repeated surveys by such as Which have shown that often the staff in smaller station booking offices don't have all the information and don't know all the offers that are available.