: If you just need to resolve compilation errors or missing assembly references in Visual Studio, community members have uploaded the wrapper to NuGet. You can look at the Oracle.DataAccess.x86.4 4.112.3 package. Warning: This package only helps compile your project. You still need the physical Oracle client installed on the runtime machine to actually query a database. 💡 Modern Alternative: Switch to Managed ODP.NET
Add to app.config :