Those querys work... but they don't get all the Sub Interests... "Uttam" <[EMAIL PROTECTED]> wrote in message 97FB62E1E350D511B71F00A0C99D0CC30352D563@MSEXCHANGE">news:97FB62E1E350D511B71F00A0C99D0CC30352D563@MSEXCHANGE... > if i understand you correctly then this should give valid interests of a > user: > > SELECT DISTINCT > InterestsList.SubID > FROM > InterestsIndex INNER JOIN InterestList > ON InterestIndex.InterestID=InterestList.ID > WHERE > InterestIndex.UserID='1' AND > InterestList.Valid='1' > > and if the chosen interest is '3' then valid subinterests are: > > SELECT > InterestsList.ID, InterestsList.SubID, InterestsList.Interest, > InterestsList.Valid > FROM > InterestsIndex INNER JOIN InterestList > ON InterestIndex.InterestID=InterestList.ID > WHERE > InterestIndex.UserID='1' AND > InterestList.SubID='3' AND > InterestList.Valid='1' > > regds, > -----Original Message----- > From: Zydox [mailto:[EMAIL PROTECTED]] > Sent: Saturday, February 15, 2003 09:48 > To: [EMAIL PROTECTED] > Subject: SQL Query > > > I have a problem writing a query that can select a Interest for a specific > user... There are tvo tables, IList and IIndex... > IList contains this : > ID SubID Interest Valid > Edit Delete 1 0 Datorer 0 > Edit Delete 2 1 Spel 0 > Edit Delete 3 2 Strategi 0 > Edit Delete 4 3 Star Craft 1 > Edit Delete 5 3 Star Wars: Gallactic Battelinggrounds 1 > Edit Delete 6 2 Shoot-Em-Up 0 > Edit Delete 7 6 Half-Life 0 > Edit Delete 8 7 Team Fortress 1 > Edit Delete 9 7 Counter-Strike 1 > > > And IIndex contains a UserID And InterestID... this query : > "SELECT DISTINCTROW InterestsList.ID, InterestsList.SubID, > InterestsList.Interest, InterestsList.Valid FROM InterestsList AS II RIGHT > JOIN InterestsList ON InterestsList.ID=II.SubID LEFT JOIN InterestsIndex ON > InterestsList.ID=InterestsIndex.InterestID AND InterestsIndex.UserID='1'" > > Selects all rows from IList... even if there Is'nt any instans in IIndex.. . > this thougt is that a User can choose a "Valid" Interest and then the query > should select all SubInterests... anyone know how to do that ? > > // Regards Zydox > > >
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