i think there are examplse in the datawarehouse doc on otn. there is an oracle datawarehouse book that has come recommended(havent read it). tim gorman wrote that one right? Id bet its in there too.
you use dimensions with star schema's right? > > From: "Jamadagni, Rajendra" <[EMAIL PROTECTED]> > Date: 2003/09/29 Mon PM 12:14:39 EDT > To: Multiple recipients of list ORACLE-L <[EMAIL PROTECTED]> > Subject: RE: Using dimensions > > Thanks Scott, okay lets forget OLTP .. but I haven't seen any _actual_ uses > of dimensions ... where does one use them? in SQLs? > > I have scanned TFM, but haven't STFW'd yet ... scared of too many hits. > > Thanks > Raj > ---------------------------------------------------------------------------- > ---- > Rajendra dot Jamadagni at nospamespn dot com > All Views expressed in this email are strictly personal. > QOTD: Any clod can have facts, having an opinion is an art ! > > -----Original Message----- > Sent: Monday, September 29, 2003 11:55 AM > To: Multiple recipients of list ORACLE-L > > > > Dimensions are data warehouse constructs. They are implemented as tables in > the database, but have the characteristic of a hierarchy that can be > traversed. For example: a time dimension can have the hierarchy of date, > day, week, month, quarter, year, decade, century. This is used for rollup > reporting within the data mart. I don't see any good use of it in an OLTP > environment, but I may be wrong. > > > > Scott Canaan ([EMAIL PROTECTED]) > > (585) 475-7886 > > "Life is like a sewer, what you get out of it depends on what you put into > it." - Tom Lehrer. > > > > -----Original Message----- > Sent: Monday, September 29, 2003 10:55 AM > To: Multiple recipients of list ORACLE-L > > > > I have tried, but haven't found a good example of how to _use_ a dimension > in 9ir2. I defined one, but then sat clueless on what to do with it. Is it > any good in an OLTP environment? (I smell the answer is a NO, but still) ... > > Any notes from your experience? > > TIA > Raj > ---------------------------------------------------------------------------- > ---- > Rajendra dot Jamadagni at nospamespn dot com > All Views expressed in this email are strictly personal. > QOTD: Any clod can have facts, having an opinion is an art ! > > >Title: Using dimensions
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Thanks Scott, okay lets forget OLTP .. but I haven't seen any _actual_
uses of dimensions ... where does one use them? in SQLs?
I have scanned TFM, but haven't STFW'd yet ... scared of too many
hits.
Thanks
Raj
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Rajendra dot Jamadagni at nospamespn dot com All Views expressed in this email are strictly personal. QOTD: Any clod can have facts, having an opinion is an art !
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