Sybase ODBC parameters

When we use ODBC connect Sybase DataBase, if there is some null values.
we need set ansinull to 0.
For ODBC connection, there exists connection.commandtimeout and command.commandtimeout.
the connection.commandtimeout is not use, the default command.commandtimeout is 30 seconds. this value is set in code. so we need change the code.as it is a sale Class, we need to include the class.