Oracle.dataaccess — Verified

using (OracleConnection conn = new OracleConnection(connStr))

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) oracle.dataaccess

while (reader.Read()) Console.WriteLine(reader["last_name"]); maintain it with proper connection handling

while (reader.Read()) Console.WriteLine($"reader["first_name"] reader["last_name"]"); bulkCopy.DestinationTableName = "TEMP_EMPLOYEES"

bulkCopy.DestinationTableName = "TEMP_EMPLOYEES"; bulkCopy.BatchSize = 500; bulkCopy.WriteToServer(dt);

using (OracleConnection conn = new OracleConnection(connStr))

using (OracleDataReader reader = cmd.ExecuteReader())