hepPgmBldr.addRuleInstance(new LoptOptimizeJoinRule(HiveRelFactories.HIVE_BUILDER));
return createReplacementJoin( relBuilder, multiJoin, return createReplacementSemiJoin( relBuilder, multiJoin, addToTop( mq, relBuilder, selfJoin); LoptJoinTree pushDownTree = pushDownFactor( mq, relBuilder, if (rowWidthCost(pushDownTree.getJoinTree()) < rowWidthCost(topTree.getJoinTree())) { bestTree = pushDownTree; } else {
boolean selfJoin) { if (!isJoinTree(joinTree.getJoinTree())) { return null; addFactorToTree( mq, relBuilder, ((Join) joinTree.getJoinTree()).getCondition(); newCondition = adjustFilter( multiJoin, left, addFilters( multiJoin, left, return createJoinSubtree( mq, relBuilder,
if (swapInputs(mq, multiJoin, left, right, selfJoin)) { LoptJoinTree tmp = right; right = left; if (!fullAdjust) { condition = swapFilter( rexBuilder, multiJoin, if (needsAdjustment( multiJoin, adjustments, addAdditionalFilters( relBuilder, multiJoin,
if (selfJoin && isJoinTree(joinTree.getJoinTree())) { return null; } else { condition = addFilters( multiJoin, joinTree, return createJoinSubtree( mq, relBuilder,
List<RexNode> filtersToAdd) { RexNode filterCond = addFilters(multiJoin, left, -1, right, filtersToAdd, false); if (!filterCond.isAlwaysTrue()) { if (needsAdjustment(multiJoin, adjustments, left, right, false)) { RexBuilder rexBuilder = multiJoin.getMultiJoinRel().getCluster().getRexBuilder();
} else { nextFactor = getBestNextFactor( mq, multiJoin, addFactorToTree( mq, relBuilder,
semiJoinOpt.getChosenSemiJoin(factorToAdd), factorToAdd); addFilters( multiJoin, currJoinTree, addAdditionalFilters( relBuilder, multiJoin,
return areSelfJoinKeysUnique(mq, left, right, joinRel.getCondition());
&& ((dimWeight > bestWeight) || (dimWeight == bestWeight))) { cardinality = computeJoinCardinality( mq, multiJoin,
return createReplacementJoin( relBuilder, multiJoin, return createReplacementSemiJoin( relBuilder, multiJoin, addToTop( mq, relBuilder, selfJoin); LoptJoinTree pushDownTree = pushDownFactor( mq, relBuilder, if (rowWidthCost(pushDownTree.getJoinTree()) < rowWidthCost(topTree.getJoinTree())) { bestTree = pushDownTree; } else {
boolean selfJoin) { if (!isJoinTree(joinTree.getJoinTree())) { return null; addFactorToTree( mq, relBuilder, ((Join) joinTree.getJoinTree()).getCondition(); newCondition = adjustFilter( multiJoin, left, addFilters( multiJoin, left, return createJoinSubtree( mq, relBuilder,
if (swapInputs(mq, multiJoin, left, right, selfJoin)) { LoptJoinTree tmp = right; right = left; if (!fullAdjust) { condition = swapFilter( rexBuilder, multiJoin, if (needsAdjustment( multiJoin, adjustments, addAdditionalFilters( relBuilder, multiJoin,
if (selfJoin && isJoinTree(joinTree.getJoinTree())) { return null; } else { condition = addFilters( multiJoin, joinTree, return createJoinSubtree( mq, relBuilder,
List<RexNode> filtersToAdd) { RexNode filterCond = addFilters(multiJoin, left, -1, right, filtersToAdd, false); if (!filterCond.isAlwaysTrue()) { if (needsAdjustment(multiJoin, adjustments, left, right, false)) { RexBuilder rexBuilder = multiJoin.getMultiJoinRel().getCluster().getRexBuilder();
} else { nextFactor = getBestNextFactor( mq, multiJoin, addFactorToTree( mq, relBuilder,
semiJoinOpt.getChosenSemiJoin(factorToAdd), factorToAdd); addFilters( multiJoin, currJoinTree, addAdditionalFilters( relBuilder, multiJoin,
return areSelfJoinKeysUnique(mq, left, right, joinRel.getCondition());
&& ((dimWeight > bestWeight) || (dimWeight == bestWeight))) { cardinality = computeJoinCardinality( mq, multiJoin,