I'm sure it's #6 :)
--- Jack Silvey <[EMAIL PROTECTED]> wrote: > Matt, > > 1) Storage parameter changes? Do you specify storage > at the index or tablespace (or top partition) > level?pctfree go up? initrans go up? bigger INITIAL or > NEXT? > > 2) did you build it the first time using parallelism > and rebuild using single thread? When a PQ processes > is used to build an object it uses its own extent, and > then *deallocates the extra space* at the end. If you > will notice, when you build using PQ your segments > have wacko sizes, and that is why. > > If you rebuilt using a single process, it could be > that you have a full allocation of space, some empty. > > 3) more data? did you "alter unusable", load, and > rebuild? > > 4) have you changed the minimize_records_per_block > parameter and the index is a bitmap? > > 5) has your data distribution changed? bitmap indexes > tend to get bigger as your data moves towards high > cardinality. > > 6) has this index been eating too much sugar again? > sometimes, this can cause an index glucose spike and > tend to make it store more fat in the leaf blocks, > especially around the middle of the index, but > sometimes on the hips too. Perhaps you are not doing > DDL on the table enough, and so the index is not > getting enough exercise. > > hth, > > jack silvey > > > > --- "Adams, Matthew (GEA, MABG, 088130)" > > <[EMAIL PROTECTED]> > > wrote: > > > Under what conditions would an 'alter index .. > > rebuild' > > > actually case the size of the index to increase > > > by about 12 percent? > > > > > > > > > > > > ---- > > > Matt Adams - GE Appliances - > > [EMAIL PROTECTED] > > > Contrary to popular opinion, Unix is user > > friendly. > > > It's just particular about who it makes friends > > with. > > > > > > > > > __________________________________________________ > > Do You Yahoo!? > > Yahoo! - Official partner of 2002 FIFA World Cup > > http://fifaworldcup.yahoo.com > > -- > > Please see the official ORACLE-L FAQ: > > http://www.orafaq.com > > -- > > Author: Rachel Carmichael > > 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). > > > __________________________________________________ > Do You Yahoo!? > Yahoo! - Official partner of 2002 FIFA World Cup > http://fifaworldcup.yahoo.com > -- > Please see the official ORACLE-L FAQ: http://www.orafaq.com > -- > Author: Jack Silvey > 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). __________________________________________________ Do You Yahoo!? Yahoo! - Official partner of 2002 FIFA World Cup http://fifaworldcup.yahoo.com -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: Rachel Carmichael 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).
