it's definitely friday :)
--- Jack Silvey <[EMAIL PROTECTED]> wrote: > Lose 20 blocks in 10 days! Load as much as you > normally do and still lose index width. > > no segment size restrictions or tiring delete routines > that never seem to finish. easy-to-follow > substr(column,1,1) update routine that guarentees a > maximum of data loss and a minimum of storage! > > email to [EMAIL PROTECTED] for > details. > > > > > --- Rachel Carmichael <[EMAIL PROTECTED]> wrote: > > 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). > > > __________________________________________________ > 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 > === message truncated === __________________________________________________ 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).
