You might consider a multiValued field and a positionIncrementGap longer than the longest <a, b, c> tuple. At that point, you can search for phrase queries where the slop is less than the positionIncrementGap.
I'm a bit rushed, so if you need more details we can talk later.... Best Erick 2011/4/1 袁武 [GMail] <yuanwu.m...@gmail.com> > Hi, dear experts: > > Assume that a tuple is composed of <<A1, B1, C1>,<A2,B2,C2>,...,<AN,BN,CN>, > Value>. > IF AK is stored in Field A, BK is stored in Field B, CK is stored in Field > C (1<=K<=N), so there are N A fields,N B fields and N C fields. > The question is if I want to query whith the condition of <a,b,c>, how can > i get the exact value correspoding to <a,b,c>. > > longing for your helps > > > Thanks in advance. > > 2011-04-01 > > > > Yuan Wu [GMail] >