Financial, healthcare, and government sectors sometimes require maintaining a "binary identical" test environment for reproducing audit queries. While the data can be anonymized, the query execution plans must match. Only the same version (including 64-bit) guarantees no plan regressions.
: Specifically built for the IA-64 (Itanium) platform; it does not natively support the x86-64 (AMD64/Intel 64) architecture found in modern 64-bit processors. ms sql server 2000 developer edition 64 bit
: It was the first 64-bit offering in the SQL Server family. It was eventually succeeded by SQL Server 2005, which introduced native support for the more common x64 architecture. Service Packs : The final major update for this version was Service Pack 4 : Specifically built for the IA-64 (Itanium) platform;
and required a 64-bit operating system, such as the 64-bit versions of the Windows Server 2003 family Release Timing: Service Packs : The final major update for
Unlike the 32-bit version, which was limited to 4GB of memory without complex workarounds like AWE, the 64-bit edition could directly address much larger amounts of RAM.
It did not support consumer OSs like Windows XP 64-bit Edition effectively without significant workarounds. 4. System Requirements (Minimum) Requirement Processor Intel Itanium or Itanium 2 Operating System