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using (OracleConnection connection = new OracleConnection(connectionString)) {
DataSet dataSet = new DataSet(); connection.Open();
OracleDataAdapter sqlDA = new OracleDataAdapter();
sqlDA.SelectCommand = BuildQueryCommand(connection, storedProcName, parameters ); sqlDA.Fill(dataSet, tableName ); connection.Close(); return dataSet; } }
///
/// 构建 OracleCommand 对象(用来返回一个结果集，而不是一个整数值) ///
/// /// /// ///
private static OracleCommand BuildQueryCommand(OracleConnection connection,string storedProcName, IDataParameter[] parameters) {
OracleCommand command = new OracleCommand(storedProcName, connection ); command.CommandType = CommandType.StoredProcedure; foreach (OracleParameter parameter in parameters) {
command.Parameters.Add( parameter ); }
return command; }
///
/// 执行存储过程，返回影响的行数 ///
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/// /// /// ///
public static int RunProcedure(string storedProcName, IDataParameter[] parameters, out int rowsAffected ) {
using (OracleConnection connection = new OracleConnection(connectionString)) { int result;
connection.Open();
OracleCommand command = BuildIntCommand(connection,storedProcName, parameters ); rowsAffected = command.ExecuteNonQuery();
result = (int)command.Parameters[\ //Connection.Close(); return result; } }
///
/// 创建 OracleCommand 对象实例(用来返回一个整数值) ///
/// /// ///
private static OracleCommand BuildIntCommand(OracleConnection connection,string storedProcName, IDataParameter[] parameters) {
OracleCommand command = BuildQueryCommand(connection,storedProcName, parameters ); command.Parameters.Add( new OracleParameter ( \ OracleType.Int32,4,ParameterDirection.ReturnValue, false,0,0,string.Empty,DataRowVersion.Default,null )); return command; }
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#endregion
public DataSet GetCPResult(string s_aN_CPNO) {
OracleParameter[] parameter = {
new OracleParameter(\
new OracleParameter(\注意：这里参数名称前面都不能加\ new OracleParameter(\ parameter[0].Value = s_aN_CPNO; parameter[1].Value = \
parameter[2].Direction = System.Data.ParameterDirection.Output; return RunProcedure(\ }
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