7. SQL Engine Enhancements

SQL SERVER 2005 includes new SQL engine functionality. The enhancements span the range from an alternative mechanism for transaction isolation to a new way of using query hints. And statement-level recompilation even improves existing SQL applications that were written before 2005.

Improvements to the SQL Engine

Microsoft has continually improved the Transact-SQL (T-SQL) language and the infrastructure of SQL Server itself. In brief, the improvements in SQL Server 2005 include the following:

SNAPSHOT isolation—Additional isolation level that does not use write locks

• Statement-level recompile—More efficient recompilation of stored procedures

• Event Notifications—Integration of Data Definition Language (DDL) and ...

Get A Developer’s Guide to SQL Server 2005 now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.