Re: how to prepare teradata sql part pls tell urgent
Teradata SQL is fully certified at the ANSI SQL92 Entry level, with some intermediate, some full and some SQL-99 Core features also implemented. So you can apply same SQL to Teradata as well which you use with other Databases.
However there are some Teradata specific extensions in SQL which you can learn. See the below post. http://forums.teradata.com/forum/database/iam-new-to-teradata-i-want-to-know-sql-part-how-i-can-prepare-pls-tell-its-very-urgen