61   WhereTerm *pTerm;  in whereClauseInsert()  local
78   pTerm = &pWC->a[idx = pWC->nTerm++];  in whereClauseInsert()
81     pTerm->truthProb = sqlite3LogEst(p->iTable) - 270;  in whereClauseInsert()
83     pTerm->truthProb = 1;  in whereClauseInsert()
85   pTerm->pExpr = sqlite3ExprSkipCollateAndLikely(p);  in whereClauseInsert()
86   pTerm->wtFlags = wtFlags;  in whereClauseInsert()
87   pTerm->pWC = pWC;  in whereClauseInsert()
88   pTerm->iParent = -1;  in whereClauseInsert()
89   memset(&pTerm->eOperator, 0,  in whereClauseInsert()
482 static WhereTerm *whereNthSubterm(WhereTerm *pTerm, int N){  in whereNthSubterm()  argument
483   if( pTerm->eOperator!=WO_AND ){  in whereNthSubterm()
484     return N==0 ? pTerm : 0;  in whereNthSubterm()
486   if( N<pTerm->u.pAndInfo->wc.nTerm ){  in whereNthSubterm()
487     return &pTerm->u.pAndInfo->wc.a[N];  in whereNthSubterm()
647   WhereTerm *pTerm = &pWC->a[idxTerm];    /* The term to be analyzed */  in exprAnalyzeOrTerm()  local
648   Expr *pExpr = pTerm->pExpr;             /* The expression of the term */  in exprAnalyzeOrTerm()
661   assert( (pTerm->wtFlags & (TERM_DYNAMIC|TERM_ORINFO|TERM_ANDINFO))==0 );  in exprAnalyzeOrTerm()
663   pTerm->u.pOrInfo = pOrInfo = sqlite3DbMallocZero(db, sizeof(*pOrInfo));  in exprAnalyzeOrTerm()
665   pTerm->wtFlags |= TERM_ORINFO;  in exprAnalyzeOrTerm()
736   pTerm->eOperator = WO_OR;  in exprAnalyzeOrTerm()
737   pTerm->leftCursor = -1;  in exprAnalyzeOrTerm()
1054   WhereTerm *pTerm;                /* The term to be analyzed */  in exprAnalyze()  local
1073   pTerm = &pWC->a[idxTerm];  in exprAnalyze()
1075   pExpr = pTerm->pExpr;  in exprAnalyze()
1085       pTerm->prereqRight = exprSelectUsage(pMaskSet, pExpr->x.pSelect);  in exprAnalyze()
1087       pTerm->prereqRight = sqlite3WhereExprListUsage(pMaskSet, pExpr->x.pList);  in exprAnalyze()
1089     prereqAll = prereqLeft | pTerm->prereqRight;  in exprAnalyze()
1091     pTerm->prereqRight = sqlite3WhereExprUsage(pMaskSet, pExpr->pRight);  in exprAnalyze()
1098       prereqAll = prereqLeft | pTerm->prereqRight;  in exprAnalyze()
1101   if( pMaskSet->bVarSelect ) pTerm->wtFlags |= TERM_VARSELECT;  in exprAnalyze()
1135   pTerm->prereqAll = prereqAll;  in exprAnalyze()
1136   pTerm->leftCursor = -1;  in exprAnalyze()
1137   pTerm->iParent = -1;  in exprAnalyze()
1138   pTerm->eOperator = 0;  in exprAnalyze()
1143     u16 opMask = (pTerm->prereqRight & prereqLeft)==0 ? WO_ALL : WO_EQUIV;  in exprAnalyze()
1145     if( pTerm->u.x.iField>0 ){  in exprAnalyze()
1149       pLeft = pLeft->x.pList->a[pTerm->u.x.iField-1].pExpr;  in exprAnalyze()
1153       pTerm->leftCursor = aiCurCol[0];  in exprAnalyze()
1154       assert( (pTerm->eOperator & (WO_OR|WO_AND))==0 );  in exprAnalyze()
1155       pTerm->u.x.leftColumn = aiCurCol[1];  in exprAnalyze()
1156       pTerm->eOperator = operatorMask(op) & opMask;  in exprAnalyze()
1158     if( op==TK_IS ) pTerm->wtFlags |= TERM_IS;  in exprAnalyze()
1160      && exprMightBeIndexed(pSrc, pTerm->prereqRight, aiCurCol, pRight, op)  in exprAnalyze()
1166       assert( pTerm->u.x.iField==0 );  in exprAnalyze()
1167       if( pTerm->leftCursor>=0 ){  in exprAnalyze()
1179         pTerm = &pWC->a[idxTerm];  in exprAnalyze()
1180         pTerm->wtFlags |= TERM_COPIED;  in exprAnalyze()
1183           pTerm->eOperator |= WO_EQUIV;  in exprAnalyze()
1188         pNew = pTerm;  in exprAnalyze()
1192       assert( (pTerm->eOperator & (WO_OR|WO_AND))==0 );  in exprAnalyze()
1207       pTerm->prereqAll = 0;  in exprAnalyze()
1208       pTerm->eOperator = 0;  in exprAnalyze()
1246       pTerm = &pWC->a[idxTerm];  in exprAnalyze()
1259     pTerm = &pWC->a[idxTerm];  in exprAnalyze()
1291         pTerm = &pWC->a[idxTerm];  in exprAnalyze()
1292         pTerm->wtFlags |= TERM_COPIED;  in exprAnalyze()
1293         pNewTerm->prereqAll = pTerm->prereqAll;  in exprAnalyze()
1340       pTerm->wtFlags |= TERM_LIKE;  in exprAnalyze()
1380     pTerm = &pWC->a[idxTerm];  in exprAnalyze()
1417     pTerm = &pWC->a[idxTerm];  in exprAnalyze()
1418     pTerm->wtFlags |= TERM_CODED|TERM_VIRTUAL;  /* Disable the original */  in exprAnalyze()
1419     pTerm->eOperator = WO_ROWVAL;  in exprAnalyze()
1432    && pTerm->u.x.iField==0  in exprAnalyze()
1488         pTerm = &pWC->a[idxTerm];  in exprAnalyze()
1489         pTerm->wtFlags |= TERM_COPIED;  in exprAnalyze()
1490         pNewTerm->prereqAll = pTerm->prereqAll;  in exprAnalyze()
1500   testcase( pTerm!=&pWC->a[idxTerm] );  in exprAnalyze()
1501   pTerm = &pWC->a[idxTerm];  in exprAnalyze()
1502   pTerm->prereqRight |= extraRight;  in exprAnalyze()
1576     WhereTerm *pTerm;  in whereAddLimitExpr()  local
1579     pTerm = &pWC->a[idx];  in whereAddLimitExpr()
1580     pTerm->leftCursor = iCsr;  in whereAddLimitExpr()
1581     pTerm->eOperator = WO_AUX;  in whereAddLimitExpr()
1582     pTerm->eMatchOp = eMatchOp;  in whereAddLimitExpr()
1817   Expr *pTerm;  in sqlite3WhereTabFuncArgs()  local
1841     pTerm = sqlite3PExpr(pParse, TK_EQ, pColRef, pRhs);  in sqlite3WhereTabFuncArgs()
1847     sqlite3SetJoinExpr(pTerm, pItem->iCursor, joinType);  in sqlite3WhereTabFuncArgs()
1848     whereClauseInsert(pWC, pTerm, TERM_DYNAMIC);  in sqlite3WhereTabFuncArgs()