Or due to lack of free ITL slots during inserts -- Denny Koovakattu
Quoting Tanel Poder <[EMAIL PROTECTED]>: > Hi! > > Note that a block can come off freelist also when it's usage is under > PCTFREE but above PCTUSED *and* an insert is attempted, but rejected for > this block because it would have filled the block above PCTFREE. > > Tanel. > > ----- Original Message ----- > To: "Multiple recipients of list ORACLE-L" <[EMAIL PROTECTED]> > Sent: Wednesday, November 05, 2003 1:34 AM > > > > To use your numbers, the block can fill to 90% (100-PCTFREE) at which > > time it comes off the freelist. > > > > If you delete rows until the block falls below 40% used (PCTUSED), the > > block will go back on the freelist. > > > > -----Original Message----- > > Sent: Tuesday, November 04, 2003 3:09 PM > > To: Multiple recipients of list ORACLE-L > > > > > > Suppose I have the following settings which happen to be > > the defaults as well: > > > > PCTFREE 10 > > PCTUSED 40 > > > > > > I am trying to figure out what PCTUSED is really used for. > > My book is telling me that is used so that Oracle knows > > whether to keep a block in the "free-list". > > > > My point is this: If PCTFREE is 10%, that means the block can be up to > > 90% full, right? > > > > Well, if the block happens to be 60% full at the moment, then Oracle > > knows that this block is not full enough because 60 is less than 90, so > > it can keep it in the free list. I dont see what PCTUSED is needed, it > > kind of seems I can accomplish the same with just one parm, that being > > PCTFREE. > > > > But Oracle wouldnt have just put a parm there without any usage, so I > > guess there's something I dont see... > > > > Any ideas/examples? Any good reasoning anywhere? > > > > Thanks, > > maa > > > > -- > > Please see the official ORACLE-L FAQ: http://www.orafaq.net > > -- > > Author: Maryann Atkinson > > INET: [EMAIL PROTECTED] > > > > Fat City Network Services -- 858-538-5051 http://www.fatcity.com > > San Diego, California -- Mailing list and web hosting services > > --------------------------------------------------------------------- > > 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). > > -- > > Please see the official ORACLE-L FAQ: http://www.orafaq.net > > -- > > Author: Tim Fleury > > INET: [EMAIL PROTECTED] > > > > Fat City Network Services -- 858-538-5051 http://www.fatcity.com > > San Diego, California -- Mailing list and web hosting services > > --------------------------------------------------------------------- > > 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). > > > > > -- > Please see the official ORACLE-L FAQ: http://www.orafaq.net > -- > Author: Tanel Poder > INET: [EMAIL PROTECTED] > > Fat City Network Services -- 858-538-5051 http://www.fatcity.com > San Diego, California -- Mailing list and web hosting services > --------------------------------------------------------------------- > 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). > ---------------------------------------------------------------- This message was sent using IMP, the Internet Messaging Program. -- Please see the official ORACLE-L FAQ: http://www.orafaq.net -- Author: Denny Koovakattu INET: [EMAIL PROTECTED] Fat City Network Services -- 858-538-5051 http://www.fatcity.com San Diego, California -- Mailing list and web hosting services --------------------------------------------------------------------- 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).
