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<p class=MsoNormal><span style='color:#1F497D'>Thanks Marty<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:#1F497D'>I avoid ALTER TABLE ADD COLUMN for
production systems.<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:#1F497D'>Best practise.<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:#1F497D'>Checkpoint before and after
schema changes.<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:#1F497D'>Schema changes only during quiet
periods.<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:#1F497D'>Paul<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p>
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<p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:
"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;
font-family:"Tahoma","sans-serif"'> info-ingres-bounces@lists.planetingres.org
[mailto:info-ingres-bounces@lists.planetingres.org] <b>On Behalf Of </b>Martin
Bowes<br>
<b>Sent:</b> Friday, 2 February 2018 9:19 PM<br>
<b>To:</b> info-ingres@lists.planetingres.org<br>
<b>Subject:</b> [Info-ingres] rollforwarddb error<o:p></o:p></span></p>
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<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal><span lang=EN-GB>Hi All.<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-GB>I’m thanking my lucky stars I came across
this one in a routine trial recovery…<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-GB>And even more thankful its very patch
specific: II 10.2.0 (a64.lnx/100) +p15162.<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-GB>Take a journaled table and use ‘alter table
add column’ twice. It must be at least twice.<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-GB>Then do a recovery…<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-GB>Fri Feb 2 11:01:06 2018 RFP: Start
processing journal file sequence 1.<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-GB>Fri Feb 2 11:01:06 2018
E_DM960C_DMVE_MODIFY Error recovering table MODIFY operation.<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-GB>Fri Feb 2 11:01:06 2018
E_DM1306_RFP_APPLY_RECORD Error occurred attempting to apply rollforward
record.<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-GB>
LSN=(57440958,0324BCE3), COMP_LSN=(00000000,00000000), DBID=0x5A7444E5,
XID=0x000057445B1F1EA1<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-GB> MODIFY
Length: 2496 Flags: JOURNAL,NONREDO<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-GB>
TABLE: (243,0) NAME(test,ingres)<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-GB>
STRUCTURE: BTREE STATUS: UNIQUE,DUPLICATES<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-GB>
MINPAGES: 0 MAXPAGES: 0 IFILL: 80 DFILL: 80 LFILL: 70<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-GB>
BUCKETS: 32589 RELTUPS: 4<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-GB>
Alloc: 4 Extend: 16 Page size: 8192 Type: 6 Name: (2, 41509)<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-GB>
LOCATION: ii_database<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-GB>Open Transaction 0x000057445B1F1EA1 with BT
time 02-Feb-2018 11:01:05.06 for database bowtest redo 3 undo 0<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-GB>The recovery is cool on p 15268.<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-GB>Marty<o:p></o:p></span></p>
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