/// <summary>
/// Executes the Sql Command and returns the DataReader.
/// </summary>
/// <param name="commandText">Sql Command</param>
/// <param name="con">Database Connection object (DBHelper.GetConnObject() may be used)</param>
/// <param name="param">Parameter to be associated with the Sql Command.</param>
/// <returns>DataReader</returns>
public IDataReader ExecuteDataReader(string commandText, IDbConnection con, DBParameter param)
{
return(ExecuteDataReader(commandText, con, param, CommandType.Text));
}
internal IDataAdapter GetDataAdapter(string sqlCommand, IDbConnection connection, DBParameter param, CommandType commandType)
{
IDataAdapter adapter = null;
IDbCommand command = (new CommandBuilder()).GetCommand(sqlCommand, connection, param, commandType);
switch (Configuration.DBProvider.Trim().ToUpper())
{
case Common.SQL_SERVER_DB_PROVIDER:
adapter = new SqlDataAdapter((SqlCommand)command);
break;
case Common.ORACLE_DB_PROVIDER:
adapter = new OracleDataAdapter((OracleCommand)command);
break;
case Common.EXCESS_DB_PROVIDER:
adapter = new OleDbDataAdapter((OleDbCommand)command);
break;
case Common.OLE_DB_PROVIDER:
adapter = new OleDbDataAdapter((OleDbCommand)command);
break;
case Common.ODBC_DB_PROVIDER:
adapter = new OdbcDataAdapter((OdbcCommand)command);
break;
}
return(adapter);
}
/// <summary>
/// Executes the Sql Command and return resultset in the form of DataTable.
/// </summary>
/// <param name="commandText">Sql Command</param>
/// <param name="param">Parameter to be associated with the Command.</param>
/// <returns>Result in the form of DataTable</returns>
public DataTable ExecuteDataTable(string commandText, DBParameter param)
{
return(ExecuteDataTable(commandText, string.Empty, param, CommandType.Text));
}
/// <summary>
/// Executes the Sql Command or Stored Procedure and return resultset in the form of DataTable.
/// </summary>
/// <param name="commandText">Sql Command or Stored Procedure Name</param>
/// <param name="tableName">Table name</param>
/// <param name="param">Parameter to be associated with the Command.</param>
/// <param name="commandType">Type of command (i.e. Sql Command/ Stored Procedure name/ Table Direct)</param>
/// <returns>Result in the form of DataTable</returns>
public DataTable ExecuteDataTable(string commandText, string tableName, DBParameter param, CommandType commandType)
{
return(ExecuteDataTable(commandText, tableName, param, commandType));
}
/// <summary>
/// Executes the Sql Command and return resultset in the form of DataSet.
/// </summary>
/// <param name="commandText">Sql Command </param>
/// <param name="param">Parameter to be associated with the command</param>
/// <returns>Result in the form of DataSet</returns>
public DataSet ExecuteDataSet(string commandText, DBParameter param)
{
return(ExecuteDataSet(commandText, param, CommandType.Text));
}
/// <summary>
/// Executes Sql Command and returns number of rows effected.
/// </summary>
/// <param name="commandText">Sql Command</param>
/// <param name="param">Parameter to be associated with the command</param>
/// <returns>Number of rows effected.</returns>
public int ExecuteNonQuery(string commandText, DBParameter param)
{
return(ExecuteNonQuery(commandText, param, CommandType.Text));
}
/// <summary>
/// Executes the Sql Command and returns result.
/// </summary>
/// <param name="commandText">Sql Command</param>
/// <param name="param">Parameter to be associated</param>
/// <returns>A single value. (First row's first cell value, if more than one row and column is returned.)</returns>
public object ExecuteScalar(string commandText, DBParameter param)
{
return(ExecuteScalar(commandText, param, CommandType.Text));
}