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Home -> Community -> Usenet -> c.d.o.server -> Re: Why is NEXT_EXTENT changing all the time?
Syltrem wrote:
> > I am trying (hard!) to get same size extents throughout my tablespace, but > Oracle *8.0.5.1) won't let me do it. > > NEXT_EXTENT keeps changing for about 20 tables (out of 1500). Please someone > have a look at the following sequence and tell me what I do wrong or do not > understand! > Note: I picked a bad example maybe (numbers are look alike) > I want extent size = 160 (one-sixty) and Oracle changes for 168 > (one-sixty-eight) > a) table created with extent=160k > b) import data > c) extent now 168 > d) truncate table > e) extent back to 160 > > Thanks! > > SQL> select owner,next_extent/1024 from dba_tables where > table_name='GEM_RELATIO > NS'; > > OWNER NEXT_EXTENT/1024 > ------------------------------ ---------------- > FINANCE 160 > > $ imp finance/pwd ignore=y file=$1$DGA56:[SYLVAIN]MITFINSMALL.DMP > tables=GEM_RELATIONS > Import: Release 8.0.5.1.0 - Production on Wed Jan 24 13:50:36 2001 > (c) Copyright 1998 Oracle Corporation. All rights reserved. > Connected to: Oracle8 Enterprise Edition Release 8.0.5.1.0 - Production > With the Partitioning option > PL/SQL Release 8.0.5.1.0 - Production > > Export file created by EXPORT:V08.00.05 via conventional path > . importing FINANCE's objects into FINANCE > . . importing table "GEM_RELATIONS" 1095 rows imported > About to enable constraints... > Import terminated successfully without warnings. > > $ SQLPlus sys/pwd > SQL*Plus: Release 8.0.5.0.2 - Production on Wed Jan 24 13:51:16 2001 > (c) Copyright 1998 Oracle Corporation. All rights reserved. > Connected to: > Oracle8 Enterprise Edition Release 8.0.5.1.0 - Production > With the Partitioning option > PL/SQL Release 8.0.5.1.0 - Production > > SQL> select owner,next_extent/1024 from dba_tables where > table_name='GEM_RELATIONS'; > > OWNER NEXT_EXTENT/1024 > ------------------------------ ---------------- > FINANCE 168 > > SQL> truncate table finance.gem_relations; > > Table truncated. > > SQL> select owner,next_extent/1024 from dba_tables where > table_name='GEM_RELATIONS'; > > OWNER NEXT_EXTENT/1024 > ------------------------------ ---------------- > FINANCE 160 > > -- > Syltrem > http://pages.infinit.net/syltrem (OpenVMS Web Site)
Is the default storage on the tablespace set to something other than 0 for PCT_INCREASE? Alternately, is the table itself set to a non-zero pct_increase?
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v.......................................................v Received on Wed Jan 24 2001 - 13:57:09 CST
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