Oracle.dataaccess [better] | Premium & Trusted

conn.Open(); OracleCommand cmd = new OracleCommand("GET_EMPLOYEES_BY_DEPT", conn); cmd.CommandType = CommandType.StoredProcedure; cmd.Parameters.Add("p_dept_id", OracleDbType.Int32).Value = 30; cmd.Parameters.Add("p_cursor", OracleDbType.RefCursor).Direction = ParameterDirection.Output; using (OracleDataReader reader = cmd.ExecuteReader())

.NET App → Oracle.DataAccess.dll → Oracle Client → SQL*Net → Oracle Database

while (reader.Read()) Console.WriteLine(reader["last_name"]); oracle.dataaccess

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)

using (OracleConnection conn = new OracleConnection(connStr)) cmd.CommandType = CommandType.StoredProcedure

conn.Open(); using (OracleBulkCopy bulkCopy = new OracleBulkCopy(conn))

while (reader.Read()) Console.WriteLine($"reader["first_name"] reader["last_name"]"); OracleDbType.Int32).Value = 30

using (OracleDataReader reader = cmd.ExecuteReader())