1621       assert( pIdx->nKeyCol==1 && pIdx->onError!=OE_None );  in sqlite3AddNotNull()
1963       assert( pIdx->nKeyCol==1 );  in sqlite3AddCollateType()
2187   memcpy(zExtra, pIdx->aiRowLogEst, sizeof(LogEst)*(pIdx->nKeyCol+1));  in resizeIndexObject()
2258   assert( iCol<MAX(pPk->nColumn,pPk->nKeyCol) );  in isDupColumn()
2393     assert( pPk->nKeyCol==1 );  in convertToWithoutRowidTable()
2403     for(i=j=1; i<pPk->nKeyCol; i++){  in convertToWithoutRowidTable()
2413     pPk->nKeyCol = j;  in convertToWithoutRowidTable()
2418   nPk = pPk->nColumn = pPk->nKeyCol;  in convertToWithoutRowidTable()
2439       if( !isDupColumn(pIdx, pIdx->nKeyCol, pPk, i) ){  in convertToWithoutRowidTable()
2440         testcase( hasColumn(pIdx->aiColumn, pIdx->nKeyCol, pPk->aiColumn[i]) );  in convertToWithoutRowidTable()
2446       pIdx->nColumn = pIdx->nKeyCol;  in convertToWithoutRowidTable()
2449     if( resizeIndexObject(db, pIdx, pIdx->nKeyCol+n) ) return;  in convertToWithoutRowidTable()
2450     for(i=0, j=pIdx->nKeyCol; i<nPk; i++){  in convertToWithoutRowidTable()
2451       if( !isDupColumn(pIdx, pIdx->nKeyCol, pPk, i) ){  in convertToWithoutRowidTable()
2452         testcase( hasColumn(pIdx->aiColumn, pIdx->nKeyCol, pPk->aiColumn[i]) );  in convertToWithoutRowidTable()
2462     assert( pIdx->nColumn>=pIdx->nKeyCol+n );  in convertToWithoutRowidTable()
3770   sqlite3VdbeAddOp4(v, OP_SorterOpen, iSorter, 0, pIndex->nKeyCol, (char*)  in sqlite3RefillIndex()
3796                          pIndex->nKeyCol); VdbeCoverage(v);  in sqlite3RefillIndex()
3861     p->nKeyCol = nCol - 1;  in sqlite3AllocateIndexObject()
4127   nExtraCol = pPk ? pPk->nKeyCol : 1;  in sqlite3CreateIndex()
4144   pIndex->nKeyCol = pList->nExpr;  in sqlite3CreateIndex()
4174   for(i=0; i<pIndex->nKeyCol; i++, pListItem++){  in sqlite3CreateIndex()
4241     for(j=0; j<pPk->nKeyCol; j++){  in sqlite3CreateIndex()
4244       if( isDupColumn(pIndex, pIndex->nKeyCol, pPk, j) ){  in sqlite3CreateIndex()
4247         testcase( hasColumn(pIndex->aiColumn,pIndex->nKeyCol,x) );  in sqlite3CreateIndex()
4306       if( pIdx->nKeyCol!=pIndex->nKeyCol ) continue;  in sqlite3CreateIndex()
4307       for(k=0; k<pIdx->nKeyCol; k++){  in sqlite3CreateIndex()
4316       if( k==pIdx->nKeyCol ){  in sqlite3CreateIndex()
4518   int nCopy = MIN(ArraySize(aVal), pIdx->nKeyCol);  in sqlite3DefaultRowEst()
4545   for(i=nCopy+1; i<=pIdx->nKeyCol; i++){  in sqlite3DefaultRowEst()
4550   if( IsUniqueIndex(pIdx) ) a[pIdx->nKeyCol] = 0;  in sqlite3DefaultRowEst()
5351     for(j=0; j<pIdx->nKeyCol; j++){  in sqlite3UniqueConstraint()
5531   int nKey = pIdx->nKeyCol;  in sqlite3KeyInfoOfIndex()