SQL Server Migration Assistant (SSMA) for Oracle is a free tool from Microsoft that help you automate migration from Oracle database to SQL Server. The tool is available for free download from Microsoft Download Center.
"SQL Server Migration Assistant (SSMA) is a free supported tool from Microsoft that simplifies database migration process from Oracle to SQL Server. SSMA automates all aspects of migration including migration assessment analysis, schema and SQL statement conversion, data migration as well as migration testing," the software company state.
"This download includes a GUI client based application to manage migration process as well as SSMA extension pack to be installed on target SQL Server."
"SSMA extension pack includes functionalities to emulate Oracle features not natively supported in SQL server, tester database to support SSMA Testing features, and an application to facilitate direct server-to-server data migration."
"SSMA for Oracle v5.1 is designed to support migration from Oracle 7.3 or later version to all edition of SQL Server 2005, SQL Server 2008, SQL Server 2008 R2, and SQL Server Code-Named "Denali"," added the company.
You can download SSMA for Oracle here.