Class RexWindowFunctionOperator

class RexWindowFunctionOperator : public RexFunctionOperator

Public Functions

RexWindowFunctionOperator(const SqlWindowFunctionKind kind, ConstRexScalarPtrVector &operands, ConstRexScalarPtrVector &partition_keys, ConstRexScalarPtrVector &order_keys, const std::vector<SortField> collation, const RexWindowBound &lower_bound, const RexWindowBound &upper_bound, const bool is_rows, const SQLTypeInfo &ti)

SqlWindowFunctionKind getKind() const

const ConstRexScalarPtrVector &getPartitionKeys() const

ConstRexScalarPtrVector getPartitionKeysAndRelease() const

ConstRexScalarPtrVector getOrderKeysAndRelease() const

const ConstRexScalarPtrVector &getOrderKeys() const

const std::vector<SortField> &getCollation() const

const RexWindowBound &getLowerBound() const

const RexWindowBound &getUpperBound() const

bool isRows() const

std::unique_ptr<const RexOperator> disambiguatedOperands(ConstRexScalarPtrVector &operands, ConstRexScalarPtrVector &partition_keys, ConstRexScalarPtrVector &order_keys, const std::vector<SortField> &collation) const

std::string toString() const

size_t toHash() const

Private Members

const SqlWindowFunctionKind kind_

ConstRexScalarPtrVector partition_keys_

ConstRexScalarPtrVector order_keys_

const std::vector<SortField> collation_

const RexWindowBound lower_bound_

const RexWindowBound upper_bound_

const bool is_rows_

struct RexWindowBound

Public Members

bool unbounded

bool preceding

bool following

bool is_current_row

std::shared_ptr<const RexScalar> offset

int order_key