First, you need and install OracleToMsSql.
OracleToMsSql is a data tool that helps DBA and database programmer convert Oracle data to SQL Server database.
Convert data from Oracle To SQL Server – 4 Steps
1. Open Source Oracle table.
2. Select a destination SQL Server table and config fields.
3. Preview data.
4. Convert.
More about OracleToMsSql – the tool to convert Oracle data to SQL Server.