AddPrefix4ShardIndexes will be called by LogicalSelection in logicalOp pkg.

ApplyPredicateSimplification will be called by LogicalSelection in logicalOp pkg.

AttachPlan2Task will be called by BasePhysicalPlan in physicalOp pkg.

DeriveStats4DataSource will be called by LogicalDataSource in logicalOp pkg.

DeriveStats4LogicalIndexScan will be called by LogicalIndexScan in logicalOp pkg.

DeriveStats4LogicalTableScan will be called by LogicalTableScan in logicalOp pkg.

DoOptimize is to optimize a logical plan.

ExhaustPhysicalPlans4LogicalAggregation will be called by LogicalAggregation in logicalOp pkg.

ExhaustPhysicalPlans4LogicalApply will be called by LogicalApply in logicalOp pkg.

ExhaustPhysicalPlans4LogicalCTE will be called by LogicalCTE in logicalOp pkg.

ExhaustPhysicalPlans4LogicalExpand will be called by LogicalExpand in logicalOp pkg.

ExhaustPhysicalPlans4LogicalJoin will be called by LogicalJoin in logicalOp pkg.

ExhaustPhysicalPlans4LogicalLimit will be called by LogicalLimit in logicalOp pkg.

ExhaustPhysicalPlans4LogicalLock will be called by LogicalLock in logicalOp pkg.

ExhaustPhysicalPlans4LogicalMaxOneRow will be called by LogicalMaxOneRow in logicalOp pkg.

ExhaustPhysicalPlans4LogicalPartitionUnionAll will be called by LogicalPartitionUnionAll in logicalOp pkg.

ExhaustPhysicalPlans4LogicalProjection will be called by LogicalLimit in logicalOp pkg.

ExhaustPhysicalPlans4LogicalSelection will be called by LogicalSelection in logicalOp pkg.

ExhaustPhysicalPlans4LogicalSequence will be called by LogicalSequence in logicalOp pkg.

ExhaustPhysicalPlans4LogicalSort will be called by LogicalSort in logicalOp pkg.

ExhaustPhysicalPlans4LogicalTopN will be called by LogicalTopN in logicalOp pkg.

ExhaustPhysicalPlans4LogicalUnionAll will be called by LogicalUnionAll in logicalOp pkg.

ExhaustPhysicalPlans4LogicalUnionScan will be called by LogicalUnionScan in logicalOp pkg.

ExhaustPhysicalPlans4LogicalWindow will be called by LogicalWindow in logicalOp pkg.

FindBestTask4BaseLogicalPlan will be called by baseLogicalPlan in logicalOp pkg.

FindBestTask4LogicalCTE will be called by LogicalCTE in logicalOp pkg.

FindBestTask4LogicalCTETable will be called by LogicalCTETable in logicalOp pkg.

FindBestTask4LogicalDataSource will be called by LogicalDataSource in logicalOp pkg.

FindBestTask4LogicalMemTable will be called by LogicalMemTable in logicalOp pkg.

FindBestTask4LogicalShow will be called by LogicalShow in logicalOp pkg.

FindBestTask4LogicalShowDDLJobs will be called by LogicalShowDDLJobs in logicalOp pkg.

FindBestTask4LogicalTableDual will be called by LogicalTableDual in logicalOp pkg.

GetActualProbeCntFromProbeParents will be called by BasePhysicalPlan in physicalOp pkg.

GetEstimatedProbeCntFromProbeParents will be called by BasePhysicalPlan in physicalOp pkg.

IsSingleScan check whether the data source is a single scan.

WindowIsTopN is used in DeriveTopNFromWindow rule.