while (reader.Read()) Console.WriteLine($"reader["first_name"] reader["last_name"]");
using (OracleConnection conn = new OracleConnection(connStr)) oracle.dataaccess
DataTable dt = new DataTable(); // ... fill DataTable using (OracleConnection conn = new OracleConnection(connStr)) while (reader
For legacy systems already using Oracle.DataAccess , maintain it with proper connection handling, parameterization, and transaction management to ensure stability and performance. Last updated: 2025 Oracle.DataAccess version coverage: 4.112.x to 4.122.x (for .NET Framework) maintain it with proper connection handling