Download: IBM Data Studio V1.1:

Download IBM® Data Studio, an integrated development and management environment that empowers you to effectively design, develop, deploy and manage your data-driven applications throughout the data management life cycle utilizing a consistent and integrated user interface.

Unlike other client-side data management solutions that often only provide functionality for one aspect of the application lifecycle or focus exclusively on database administration, Data Studio complements the Rational Software Delivery platform, providing unparalleled flexibility for a heterogeneous data server environment across platforms.
(Installation Manager FAQ)

• Download using the new IBM Installation Manager (recommended)

Courtesy : www.ibm.com