RE: Do not understand a method without sub-selects

2002-01-02 Thread Terje Kristensen
> -Original Message- > From: PPSlim [mailto:[EMAIL PROTECTED]] > Sent: Wednesday, January 02, 2002 4:52 AM > To: [EMAIL PROTECTED] > Subject: Do not understand a method without sub-selects > > > I have one single table, logging site activity as a security precaution. > &

Do not understand a method without sub-selects

2002-01-01 Thread PPSlim
I have one single table, logging site activity as a security precaution. I want to generate a report, including items of a certain type, but only if a seperate type has not taken place after the timestamp within the first type. log_data_sig ++-+---++