Depends mostly on your users needs. If most of the time your users would want monthly sum of measures, you give them a materialized view for that. You can also use the summary advisor feature of oracle (dbms_olap) to find out which mviews oracle thinks is needed based on usage.
=) Chuan Zhang wrote: > Hi, All, > > Just wonder what's tool or methodology you are using to select materialized view >in Oracle data warehouse environment? > > Many thanks in advance, > > Chuan > > ------------------------------------------------------------------------ > Name: InterScan_Disclaimer.txt > InterScan_Disclaimer.txt Type: Plain Text (text/plain) > Encoding: 7bit -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: Maria Aurora VT de la Vega INET: [EMAIL PROTECTED] Fat City Network Services -- (858) 538-5051 FAX: (858) 538-5051 San Diego, California -- Public Internet access / Mailing Lists -------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).
