Talk:Conjunctive query

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undistinguished variables[edit]

could it be that their index has to run from k+1 instead of 1??? otherwise there is an overlap with the distinguished ones which somehow doesn't appear to make sense. -- Kku (talk) 12:03, 5 December 2007 (UTC)

Yes, of course you are right. It is now corrected.Brezenbene —Preceding unsigned comment added by (talk) 22:03, 24 January 2008 (UTC)

Should't the article also mention "query complexity" (database fixed, query is input), besides "data complexity" and "combined complexity"? —Preceding unsigned comment added by (talk) 11:16, 29 July 2010 (UTC)