memo

package

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Versions in this module

v0

v0.18.1

Apr 9, 2024

v0.18.0

Feb 28, 2024

Changes in this version

+ const NoDistinctOp

+ var ErrUnsupportedReorderNode = errors.New("unsupported join reorder node")

+ func CardMemoGroups(g *ExprGroup)

+ func DescribeStats(r RelExpr) *sql.DescribeStats

type EmptyTable

+ func (r *EmptyTable) TableIdNode() plan.TableIdNode

type HintType

+ const HintTypeLeftDeep

type IndexScan

+ Alias string

+ Index *Index

+ Stats sql.Statistic

+ Table *plan.IndexedTableAccess

+ func (r *IndexScan) Children() []*ExprGroup

+ func (r *IndexScan) Name() string

+ func (r *IndexScan) OutputCols() sql.Schema

+ func (r *IndexScan) String() string

+ func (r *IndexScan) TableId() sql.TableId

+ func (r *IndexScan) TableIdNode() plan.TableIdNode

+ func (s IndexScan) Indexes() []*Index

+ func (s IndexScan) SetIndexes(indexes []*Index)

+ type JSONTable struct

+ Table *plan.JSONTable

+ func (r *JSONTable) Children() []*ExprGroup

+ func (r *JSONTable) Name() string

+ func (r *JSONTable) OutputCols() sql.Schema

+ func (r *JSONTable) String() string

+ func (r *JSONTable) TableId() sql.TableId

+ func (r *JSONTable) TableIdNode() plan.TableIdNode

+ func (s JSONTable) Indexes() []*Index

+ func (s JSONTable) SetIndexes(indexes []*Index)

type LookupJoin

+ Injective bool

+ func (r *LookupJoin) Children() []*ExprGroup

type Max1Row

+ Child *ExprGroup

+ func (r Max1Row) Cost() float64

+ func (r Max1Row) Distinct() distinctOp

+ func (r Max1Row) Group() *ExprGroup

+ func (r Max1Row) Next() RelExpr

+ func (r Max1Row) SetCost(c float64)

+ func (r Max1Row) SetDistinct(d distinctOp)

+ func (r Max1Row) SetGroup(g *ExprGroup)

+ func (r Max1Row) SetNext(rel RelExpr)

type Memo

+ func (m *Memo) HandleErr(err error)

+ func (m *Memo) MemoizeConcatLookupJoin(grp, left, right *ExprGroup, op plan.JoinType, filter []sql.Expression, ...) *ExprGroup

+ func (m *Memo) MemoizeHashJoin(grp *ExprGroup, join *JoinBase, toExpr, fromExpr []sql.Expression) *ExprGroup

+ func (m *Memo) MemoizeIndexScan(grp *ExprGroup, ita *plan.IndexedTableAccess, alias string, index *Index, ...) *ExprGroup

+ func (m *Memo) MemoizeMax1Row(grp, child *ExprGroup) *ExprGroup

+ func (m *Memo) StatsProvider() sql.StatsProvider

+ type MemoErr struct

+ Err error

type MergeJoin

+ CmpCnt int

+ Injective bool

type RecursiveCte

+ func (r *RecursiveCte) TableIdNode() plan.TableIdNode

type RecursiveTable

+ func (r *RecursiveTable) TableIdNode() plan.TableIdNode

+ type SetOp struct

+ Table *plan.SetOp

+ func (r *SetOp) Children() []*ExprGroup

+ func (r *SetOp) Name() string

+ func (r *SetOp) OutputCols() sql.Schema

+ func (r *SetOp) String() string

+ func (r *SetOp) TableId() sql.TableId

+ func (r *SetOp) TableIdNode() plan.TableIdNode

+ func (s SetOp) Indexes() []*Index

+ func (s SetOp) SetIndexes(indexes []*Index)

type SourceRel

+ TableIdNode func() plan.TableIdNode

type SubqueryAlias

+ func (r *SubqueryAlias) TableIdNode() plan.TableIdNode

type TableAlias

+ func (r *TableAlias) TableIdNode() plan.TableIdNode

+ type TableAndColumn struct

type TableFunc

+ func (r *TableFunc) TableIdNode() plan.TableIdNode

type TableScan

+ func (r *TableScan) TableIdNode() plan.TableIdNode

type Values

+ func (r *Values) TableIdNode() plan.TableIdNode

v0.17.0

Aug 23, 2023

Changes in this version

+ func InternExpr(e ScalarExpr) uint64

+ type Between struct

+ Max *ExprGroup

+ Min *ExprGroup

+ Value *ExprGroup

+ func (r *Between) Children() []*ExprGroup

+ func (r *Between) ExprId() ScalarExprId

+ func (r *Between) String() string

+ func (r Between) Group() *ExprGroup

+ func (r Between) SetGroup(g *ExprGroup)

type Coster

+ func NewRangeHeapBiasedCoster() Coster

+ type LateralJoin struct

+ func (r *LateralJoin) JoinPrivate() *JoinBase

+ func (r *LateralJoin) String() string

+ func (r LateralJoin) Cost() float64

+ func (r LateralJoin) Distinct() distinctOp

+ func (r LateralJoin) Group() *ExprGroup

+ func (r LateralJoin) Next() RelExpr

+ func (r LateralJoin) SetCost(c float64)

+ func (r LateralJoin) SetDistinct(d distinctOp)

+ func (r LateralJoin) SetGroup(g *ExprGroup)

+ func (r LateralJoin) SetNext(rel RelExpr)

type Memo

+ func (m *Memo) MemoizeRangeHeapJoin(grp, left, right *ExprGroup, op plan.JoinType, filter []ScalarExpr, ...) *ExprGroup

+ type RangeHeap struct

+ MaxColRef *ColRef

+ MinColRef *ColRef

+ MinExpr *ScalarExpr

+ MinIndex *IndexScan

+ Parent *JoinBase

+ RangeClosedOnLowerBound bool

+ RangeClosedOnUpperBound bool

+ ValueCol *ColRef

+ ValueExpr *ScalarExpr

+ ValueIndex *IndexScan

+ type RangeHeapJoin struct

+ RangeHeap *RangeHeap

+ func (r *RangeHeapJoin) JoinPrivate() *JoinBase

+ func (r *RangeHeapJoin) String() string

+ func (r RangeHeapJoin) Cost() float64

+ func (r RangeHeapJoin) Distinct() distinctOp

+ func (r RangeHeapJoin) Group() *ExprGroup

+ func (r RangeHeapJoin) Next() RelExpr

+ func (r RangeHeapJoin) SetCost(c float64)

+ func (r RangeHeapJoin) SetDistinct(d distinctOp)

+ func (r RangeHeapJoin) SetGroup(g *ExprGroup)

+ func (r RangeHeapJoin) SetNext(rel RelExpr)

type ScalarExprId

+ const ScalarExprBetween

v0.16.0

Jun 29, 2023

Changes in this version

+ const HashDistinctOp

+ const SortedDistinctOp

+ var HaltErr = errors.New("halt dfs")

+ func DfsRel(grp *ExprGroup, cb func(rel RelExpr) error) error

+ func DfsScalar(e ScalarExpr, cb func(e ScalarExpr) error) error

+ func FormatExpr(r exprType) string

+ func NewJoinOrderBuilder(memo *Memo) *joinOrderBuilder

+ func ScalarToSqlCol(e *ExprGroup) *sql.Column

+ type And struct

+ Left *ExprGroup

+ Right *ExprGroup

+ func (r *And) Children() []*ExprGroup

+ func (r *And) ExprId() ScalarExprId

+ func (r *And) String() string

+ func (r And) Group() *ExprGroup

+ func (r And) SetGroup(g *ExprGroup)

+ type AntiJoin struct

+ func (r *AntiJoin) JoinPrivate() *JoinBase

+ func (r *AntiJoin) String() string

+ func (r AntiJoin) Cost() float64

+ func (r AntiJoin) Distinct() distinctOp

+ func (r AntiJoin) Group() *ExprGroup

+ func (r AntiJoin) Next() RelExpr

+ func (r AntiJoin) SetCost(c float64)

+ func (r AntiJoin) SetDistinct(d distinctOp)

+ func (r AntiJoin) SetGroup(g *ExprGroup)

+ func (r AntiJoin) SetNext(rel RelExpr)

+ type ArithType uint8

+ const ArithTypeBitAnd

+ const ArithTypeBitOr

+ const ArithTypeBitXor

+ const ArithTypeDiv

+ const ArithTypeIntDiv

+ const ArithTypeMinus

+ const ArithTypeMod

+ const ArithTypeMult

+ const ArithTypePlus

+ const ArithTypeShiftLeft

+ const ArithTypeShiftRight

+ const ArithTypeUnknown

+ func (i ArithType) String() string

+ type Arithmetic struct

+ Left *ExprGroup

+ Op ArithType

+ Right *ExprGroup

+ func (r *Arithmetic) Children() []*ExprGroup

+ func (r *Arithmetic) ExprId() ScalarExprId

+ func (r *Arithmetic) String() string

+ func (r Arithmetic) Group() *ExprGroup

+ func (r Arithmetic) SetGroup(g *ExprGroup)

+ type Bindvar struct

+ Name string

+ Typ sql.Type

+ func (r *Bindvar) Children() []*ExprGroup

+ func (r *Bindvar) ExprId() ScalarExprId

+ func (r *Bindvar) String() string

+ func (r Bindvar) Group() *ExprGroup

+ func (r Bindvar) SetGroup(g *ExprGroup)

+ type Carder interface

+ EstimateCard func(*sql.Context, RelExpr, sql.StatsReader) (float64, error)

+ func NewDefaultCarder() Carder

+ type ColRef struct

+ Col sql.ColumnId

+ Gf *expression.GetField

+ Table GroupId

+ func (r *ColRef) Children() []*ExprGroup

+ func (r *ColRef) ExprId() ScalarExprId

+ func (r *ColRef) String() string

+ func (r ColRef) Group() *ExprGroup

+ func (r ColRef) SetGroup(g *ExprGroup)

+ type ConcatJoin struct

+ Concat []*Lookup

+ func (r *ConcatJoin) JoinPrivate() *JoinBase

+ func (r *ConcatJoin) String() string

+ func (r ConcatJoin) Cost() float64

+ func (r ConcatJoin) Distinct() distinctOp

+ func (r ConcatJoin) Group() *ExprGroup

+ func (r ConcatJoin) Next() RelExpr

+ func (r ConcatJoin) SetCost(c float64)

+ func (r ConcatJoin) SetDistinct(d distinctOp)

+ func (r ConcatJoin) SetGroup(g *ExprGroup)

+ func (r ConcatJoin) SetNext(rel RelExpr)

+ type Coster interface

+ EstimateCost func(*sql.Context, RelExpr, sql.StatsReader) (float64, error)

+ func NewDefaultCoster() Coster

+ func NewHashBiasedCoster() Coster

+ func NewInnerBiasedCoster() Coster

+ func NewLookupBiasedCoster() Coster

+ func NewMergeBiasedCoster() Coster

+ func NewPartialBiasedCoster() Coster

+ type CrossJoin struct

+ func (r *CrossJoin) JoinPrivate() *JoinBase

+ func (r *CrossJoin) String() string

+ func (r CrossJoin) Cost() float64

+ func (r CrossJoin) Distinct() distinctOp

+ func (r CrossJoin) Group() *ExprGroup

+ func (r CrossJoin) Next() RelExpr

+ func (r CrossJoin) SetCost(c float64)

+ func (r CrossJoin) SetDistinct(d distinctOp)

+ func (r CrossJoin) SetGroup(g *ExprGroup)

+ func (r CrossJoin) SetNext(rel RelExpr)

+ type Distinct struct

+ Child *ExprGroup

+ func (r *Distinct) Children() []*ExprGroup

+ func (r *Distinct) String() string

+ func (r Distinct) Cost() float64

+ func (r Distinct) Distinct() distinctOp

+ func (r Distinct) Group() *ExprGroup

+ func (r Distinct) Next() RelExpr

+ func (r Distinct) SetCost(c float64)

+ func (r Distinct) SetDistinct(d distinctOp)

+ func (r Distinct) SetGroup(g *ExprGroup)

+ func (r Distinct) SetNext(rel RelExpr)

+ type EmptyTable struct

+ Table *plan.EmptyTable

+ func (r *EmptyTable) Children() []*ExprGroup

+ func (r *EmptyTable) Name() string

+ func (r *EmptyTable) OutputCols() sql.Schema

+ func (r *EmptyTable) String() string

+ func (r *EmptyTable) TableId() TableId

+ func (s EmptyTable) Indexes() []*Index

+ func (s EmptyTable) SetIndexes(indexes []*Index)

+ type Equal struct

+ Left *ExprGroup

+ Right *ExprGroup

+ func (r *Equal) Children() []*ExprGroup

+ func (r *Equal) ExprId() ScalarExprId

+ func (r *Equal) String() string

+ func (r Equal) Group() *ExprGroup

+ func (r Equal) SetGroup(g *ExprGroup)

+ type ExecBuilder struct

+ func NewExecBuilder() *ExecBuilder

+ type ExprGroup struct

+ Best RelExpr

+ Cost float64

+ Done bool

+ First RelExpr

+ HintOk bool

+ Id GroupId

+ RelProps *relProps

+ Scalar ScalarExpr

+ func (e *ExprGroup) Prepend(rel RelExpr)

+ func (e *ExprGroup) ScalarProps() *scalarProps

+ func (e *ExprGroup) String() string

+ type Filter struct

+ Child *ExprGroup

+ Filters []*ExprGroup

+ func (r *Filter) Children() []*ExprGroup

+ func (r *Filter) String() string

+ func (r Filter) Cost() float64

+ func (r Filter) Distinct() distinctOp

+ func (r Filter) Group() *ExprGroup

+ func (r Filter) Next() RelExpr

+ func (r Filter) SetCost(c float64)

+ func (r Filter) SetDistinct(d distinctOp)

+ func (r Filter) SetGroup(g *ExprGroup)

+ func (r Filter) SetNext(rel RelExpr)

+ type FullOuterJoin struct

+ func (r *FullOuterJoin) JoinPrivate() *JoinBase

+ func (r *FullOuterJoin) String() string

+ func (r FullOuterJoin) Cost() float64

+ func (r FullOuterJoin) Distinct() distinctOp

+ func (r FullOuterJoin) Group() *ExprGroup

+ func (r FullOuterJoin) Next() RelExpr

+ func (r FullOuterJoin) SetCost(c float64)

+ func (r FullOuterJoin) SetDistinct(d distinctOp)

+ func (r FullOuterJoin) SetGroup(g *ExprGroup)

+ func (r FullOuterJoin) SetNext(rel RelExpr)

+ type Geq struct

+ Left *ExprGroup

+ Right *ExprGroup

+ func (r *Geq) Children() []*ExprGroup

+ func (r *Geq) ExprId() ScalarExprId

+ func (r *Geq) String() string

+ func (r Geq) Group() *ExprGroup

+ func (r Geq) SetGroup(g *ExprGroup)

+ type GroupId uint16

+ type Gt struct

+ Left *ExprGroup

+ Right *ExprGroup

+ func (r *Gt) Children() []*ExprGroup

+ func (r *Gt) ExprId() ScalarExprId

+ func (r *Gt) String() string

+ func (r Gt) Group() *ExprGroup

+ func (r Gt) SetGroup(g *ExprGroup)

+ type HashJoin struct

+ LeftAttrs []*ExprGroup

+ RightAttrs []*ExprGroup

+ func (r *HashJoin) JoinPrivate() *JoinBase

+ func (r *HashJoin) String() string

+ func (r HashJoin) Cost() float64

+ func (r HashJoin) Distinct() distinctOp

+ func (r HashJoin) Group() *ExprGroup

+ func (r HashJoin) Next() RelExpr

+ func (r HashJoin) SetCost(c float64)

+ func (r HashJoin) SetDistinct(d distinctOp)

+ func (r HashJoin) SetGroup(g *ExprGroup)

+ func (r HashJoin) SetNext(rel RelExpr)

+ type Hidden struct

+ Cols sql.ColSet

+ E sql.Expression

+ Tables sql.FastIntSet

+ func (r *Hidden) Children() []*ExprGroup

+ func (r *Hidden) ExprId() ScalarExprId

+ func (r *Hidden) String() string

+ func (r Hidden) Group() *ExprGroup

+ func (r Hidden) SetGroup(g *ExprGroup)

+ type Hint struct

+ Args []string

+ Typ HintType

+ func ExtractJoinHint(n *plan.JoinNode) []Hint

+ func (h Hint) String() string

+ type HintType uint8

+ const HintTypeAntiJoin

+ const HintTypeHashJoin

+ const HintTypeInnerJoin

+ const HintTypeJoinFixedOrder

+ const HintTypeJoinOrder

+ const HintTypeLeftOuterLookupJoin

+ const HintTypeLookupJoin

+ const HintTypeMergeJoin

+ const HintTypeNoIndexConditionPushDown

+ const HintTypeSemiJoin

+ const HintTypeUnknown

+ func (i HintType) String() string

+ type InTuple struct

+ Left *ExprGroup

+ Right *ExprGroup

+ func (r *InTuple) Children() []*ExprGroup

+ func (r *InTuple) ExprId() ScalarExprId

+ func (r *InTuple) String() string

+ func (r InTuple) Group() *ExprGroup

+ func (r InTuple) SetGroup(g *ExprGroup)

+ type Index struct

+ func (i *Index) ColSet() sql.ColSet

+ func (i *Index) Cols() []sql.ColumnId

+ func (i *Index) SqlIdx() sql.Index

+ type IndexScan struct

+ Idx *Index

+ Parent *JoinBase

+ Range sql.Range

+ type InnerJoin struct

+ func (r *InnerJoin) JoinPrivate() *JoinBase

+ func (r *InnerJoin) String() string

+ func (r InnerJoin) Cost() float64

+ func (r InnerJoin) Distinct() distinctOp

+ func (r InnerJoin) Group() *ExprGroup

+ func (r InnerJoin) Next() RelExpr

+ func (r InnerJoin) SetCost(c float64)

+ func (r InnerJoin) SetDistinct(d distinctOp)

+ func (r InnerJoin) SetGroup(g *ExprGroup)

+ func (r InnerJoin) SetNext(rel RelExpr)

+ type IsNull struct

+ Child *ExprGroup

+ func (r *IsNull) Children() []*ExprGroup

+ func (r *IsNull) ExprId() ScalarExprId

+ func (r *IsNull) String() string

+ func (r IsNull) Group() *ExprGroup

+ func (r IsNull) SetGroup(g *ExprGroup)

+ type JoinBase struct

+ Filter []ScalarExpr

+ Left *ExprGroup

+ Op plan.JoinType

+ Right *ExprGroup

+ func (r *JoinBase) Children() []*ExprGroup

+ func (r *JoinBase) Copy() *JoinBase

+ func (r *JoinBase) JoinPrivate() *JoinBase

+ func (r JoinBase) Cost() float64

+ func (r JoinBase) Distinct() distinctOp

+ func (r JoinBase) Group() *ExprGroup

+ func (r JoinBase) Next() RelExpr

+ func (r JoinBase) SetCost(c float64)

+ func (r JoinBase) SetDistinct(d distinctOp)

+ func (r JoinBase) SetGroup(g *ExprGroup)

+ func (r JoinBase) SetNext(rel RelExpr)

+ type JoinRel interface

+ Group func() *ExprGroup

+ JoinPrivate func() *JoinBase

+ type LeftJoin struct

+ func (r *LeftJoin) JoinPrivate() *JoinBase

+ func (r *LeftJoin) String() string

+ func (r LeftJoin) Cost() float64

+ func (r LeftJoin) Distinct() distinctOp

+ func (r LeftJoin) Group() *ExprGroup

+ func (r LeftJoin) Next() RelExpr

+ func (r LeftJoin) SetCost(c float64)

+ func (r LeftJoin) SetDistinct(d distinctOp)

+ func (r LeftJoin) SetGroup(g *ExprGroup)

+ func (r LeftJoin) SetNext(rel RelExpr)

+ type Leq struct

+ Left *ExprGroup

+ Right *ExprGroup

+ func (r *Leq) Children() []*ExprGroup

+ func (r *Leq) ExprId() ScalarExprId

+ func (r *Leq) String() string

+ func (r Leq) Group() *ExprGroup

+ func (r Leq) SetGroup(g *ExprGroup)

+ type Literal struct

+ Typ sql.Type

+ Val interface{}

+ func (r *Literal) Children() []*ExprGroup

+ func (r *Literal) ExprId() ScalarExprId

+ func (r *Literal) String() string

+ func (r Literal) Group() *ExprGroup

+ func (r Literal) SetGroup(g *ExprGroup)

+ type Lookup struct

+ Index *Index

+ KeyExprs []ScalarExpr

+ Nullmask []bool

+ Parent *JoinBase

+ type LookupJoin struct

+ Lookup *Lookup

+ func (r *LookupJoin) JoinPrivate() *JoinBase

+ func (r *LookupJoin) String() string

+ func (r LookupJoin) Cost() float64

+ func (r LookupJoin) Distinct() distinctOp

+ func (r LookupJoin) Group() *ExprGroup

+ func (r LookupJoin) Next() RelExpr

+ func (r LookupJoin) SetCost(c float64)

+ func (r LookupJoin) SetDistinct(d distinctOp)

+ func (r LookupJoin) SetGroup(g *ExprGroup)

+ func (r LookupJoin) SetNext(rel RelExpr)

+ type Lt struct

+ Left *ExprGroup

+ Right *ExprGroup

+ func (r *Lt) Children() []*ExprGroup

+ func (r *Lt) ExprId() ScalarExprId

+ func (r *Lt) String() string

+ func (r Lt) Group() *ExprGroup

+ func (r Lt) SetGroup(g *ExprGroup)

+ type Max1Row struct

+ Table sql.NameableNode

+ func (r *Max1Row) Children() []*ExprGroup

+ func (r *Max1Row) Name() string

+ func (r *Max1Row) OutputCols() sql.Schema

+ func (r *Max1Row) String() string

+ func (r *Max1Row) TableId() TableId

+ func (s Max1Row) Indexes() []*Index

+ func (s Max1Row) SetIndexes(indexes []*Index)

+ type Memo struct

+ Columns map[string]sql.ColumnId

+ Ctx *sql.Context

+ TableProps *tableProps

+ func NewMemo(ctx *sql.Context, stats sql.StatsReadWriter, s *plan.Scope, scopeLen int, ...) *Memo

+ func (m *Memo) ApplyHint(hint Hint)

+ func (m *Memo) BestRootPlan() (sql.Node, error)

+ func (m *Memo) MemoizeColRef(e *expression.GetField) *ExprGroup

+ func (m *Memo) MemoizeFilter(grp, child *ExprGroup, filters []*ExprGroup) *ExprGroup

+ func (m *Memo) MemoizeInnerJoin(grp, left, right *ExprGroup, op plan.JoinType, filter []ScalarExpr) *ExprGroup

+ func (m *Memo) MemoizeIsNull(child sql.Expression) *ExprGroup

+ func (m *Memo) MemoizeLeftJoin(grp, left, right *ExprGroup, op plan.JoinType, filter []ScalarExpr) *ExprGroup

+ func (m *Memo) MemoizeLookupJoin(grp, left, right *ExprGroup, op plan.JoinType, filter []ScalarExpr, ...) *ExprGroup

+ func (m *Memo) MemoizeMergeJoin(grp, left, right *ExprGroup, lIdx, rIdx *IndexScan, op plan.JoinType, ...) *ExprGroup

+ func (m *Memo) MemoizeProject(grp, child *ExprGroup, projections []*ExprGroup) *ExprGroup

+ func (m *Memo) MemoizeScalar(e sql.Expression) *ExprGroup

+ func (m *Memo) NewExprGroup(rel exprType) *ExprGroup

+ func (m *Memo) OptimizeRoot() error

+ func (m *Memo) PreexistingScalar(e ScalarExpr) *ExprGroup

+ func (m *Memo) Root() *ExprGroup

+ func (m *Memo) String() string

+ func (m *Memo) WithJoinOp(op HintType, left, right string)

+ func (m *Memo) WithJoinOrder(tables []string)

+ type MergeJoin struct

+ InnerScan *IndexScan

+ OuterScan *IndexScan

+ SwapCmp bool

+ func (r *MergeJoin) JoinPrivate() *JoinBase

+ func (r *MergeJoin) String() string

+ func (r MergeJoin) Cost() float64

+ func (r MergeJoin) Distinct() distinctOp

+ func (r MergeJoin) Group() *ExprGroup

+ func (r MergeJoin) Next() RelExpr

+ func (r MergeJoin) SetCost(c float64)

+ func (r MergeJoin) SetDistinct(d distinctOp)

+ func (r MergeJoin) SetGroup(g *ExprGroup)

+ func (r MergeJoin) SetNext(rel RelExpr)

+ type Not struct

+ Child *ExprGroup

+ func (r *Not) Children() []*ExprGroup

+ func (r *Not) ExprId() ScalarExprId

+ func (r *Not) String() string

+ func (r Not) Group() *ExprGroup

+ func (r Not) SetGroup(g *ExprGroup)

+ type NullSafeEq struct

+ Left *ExprGroup

+ Right *ExprGroup

+ func (r *NullSafeEq) Children() []*ExprGroup

+ func (r *NullSafeEq) ExprId() ScalarExprId

+ func (r *NullSafeEq) String() string

+ func (r NullSafeEq) Group() *ExprGroup

+ func (r NullSafeEq) SetGroup(g *ExprGroup)

+ type Or struct

+ Left *ExprGroup

+ Right *ExprGroup

+ func (r *Or) Children() []*ExprGroup

+ func (r *Or) ExprId() ScalarExprId

+ func (r *Or) String() string

+ func (r Or) Group() *ExprGroup

+ func (r Or) SetGroup(g *ExprGroup)

+ type Project struct

+ Child *ExprGroup

+ Projections []*ExprGroup

+ func (r *Project) Children() []*ExprGroup

+ func (r *Project) String() string

+ func (r Project) Cost() float64

+ func (r Project) Distinct() distinctOp

+ func (r Project) Group() *ExprGroup

+ func (r Project) Next() RelExpr

+ func (r Project) SetCost(c float64)

+ func (r Project) SetDistinct(d distinctOp)

+ func (r Project) SetGroup(g *ExprGroup)

+ func (r Project) SetNext(rel RelExpr)

+ type RecursiveCte struct

+ Table *plan.RecursiveCte

+ func (r *RecursiveCte) Children() []*ExprGroup

+ func (r *RecursiveCte) Name() string

+ func (r *RecursiveCte) OutputCols() sql.Schema

+ func (r *RecursiveCte) String() string

+ func (r *RecursiveCte) TableId() TableId

+ func (s RecursiveCte) Indexes() []*Index

+ func (s RecursiveCte) SetIndexes(indexes []*Index)

+ type RecursiveTable struct

+ Table *plan.RecursiveTable

+ func (r *RecursiveTable) Children() []*ExprGroup

+ func (r *RecursiveTable) Name() string

+ func (r *RecursiveTable) OutputCols() sql.Schema

+ func (r *RecursiveTable) String() string

+ func (r *RecursiveTable) TableId() TableId

+ func (s RecursiveTable) Indexes() []*Index

+ func (s RecursiveTable) SetIndexes(indexes []*Index)

+ type Regexp struct

+ Left *ExprGroup

+ Right *ExprGroup

+ func (r *Regexp) Children() []*ExprGroup

+ func (r *Regexp) ExprId() ScalarExprId

+ func (r *Regexp) String() string

+ func (r Regexp) Group() *ExprGroup

+ func (r Regexp) SetGroup(g *ExprGroup)

+ type RelExpr interface

+ Cost func() float64

+ Distinct func() distinctOp

+ Next func() RelExpr

+ SetCost func(c float64)

+ SetDistinct func(distinctOp)

+ SetNext func(RelExpr)

+ type ScalarExpr interface

+ ExprId func() ScalarExprId

+ func SplitConjunction(e ScalarExpr) []ScalarExpr

+ func SplitDisjunction(e *Or) []ScalarExpr

+ type ScalarExprId uint8

+ const ScalarExprAnd

+ const ScalarExprArithmetic

+ const ScalarExprBindvar

+ const ScalarExprColRef

+ const ScalarExprEqual

+ const ScalarExprGeq

+ const ScalarExprGt

+ const ScalarExprHidden

+ const ScalarExprInTuple

+ const ScalarExprIsNull

+ const ScalarExprLeq

+ const ScalarExprLiteral

+ const ScalarExprLt

+ const ScalarExprNot

+ const ScalarExprNullSafeEq

+ const ScalarExprOr

+ const ScalarExprRegexp

+ const ScalarExprTuple

+ const ScalarExprUnknown

+ type SemiJoin struct

+ func (r *SemiJoin) JoinPrivate() *JoinBase

+ func (r *SemiJoin) String() string

+ func (r SemiJoin) Cost() float64

+ func (r SemiJoin) Distinct() distinctOp

+ func (r SemiJoin) Group() *ExprGroup

+ func (r SemiJoin) Next() RelExpr

+ func (r SemiJoin) SetCost(c float64)

+ func (r SemiJoin) SetDistinct(d distinctOp)

+ func (r SemiJoin) SetGroup(g *ExprGroup)

+ func (r SemiJoin) SetNext(rel RelExpr)

+ type SourceRel interface

+ Indexes func() []*Index

+ Name func() string

+ OutputCols func() sql.Schema

+ SetIndexes func(indexes []*Index)

+ TableId func() TableId

+ type SubqueryAlias struct

+ Table *plan.SubqueryAlias

+ func (r *SubqueryAlias) Children() []*ExprGroup

+ func (r *SubqueryAlias) Name() string

+ func (r *SubqueryAlias) OutputCols() sql.Schema

+ func (r *SubqueryAlias) String() string

+ func (r *SubqueryAlias) TableId() TableId

+ func (s SubqueryAlias) Indexes() []*Index

+ func (s SubqueryAlias) SetIndexes(indexes []*Index)

+ type TableAlias struct

+ Table *plan.TableAlias

+ func (r *TableAlias) Children() []*ExprGroup

+ func (r *TableAlias) Name() string

+ func (r *TableAlias) OutputCols() sql.Schema

+ func (r *TableAlias) String() string

+ func (r *TableAlias) TableId() TableId

+ func (s TableAlias) Indexes() []*Index

+ func (s TableAlias) SetIndexes(indexes []*Index)

+ type TableFunc struct

+ Table sql.TableFunction

+ func (r *TableFunc) Children() []*ExprGroup

+ func (r *TableFunc) Name() string

+ func (r *TableFunc) OutputCols() sql.Schema

+ func (r *TableFunc) String() string

+ func (r *TableFunc) TableId() TableId

+ func (s TableFunc) Indexes() []*Index

+ func (s TableFunc) SetIndexes(indexes []*Index)

+ type TableId uint16

+ func TableIdForSource(id GroupId) TableId

+ type TableScan struct

+ Table *plan.ResolvedTable

+ func (r *TableScan) Children() []*ExprGroup

+ func (r *TableScan) Name() string

+ func (r *TableScan) OutputCols() sql.Schema

+ func (r *TableScan) String() string

+ func (r *TableScan) TableId() TableId

+ func (s TableScan) Indexes() []*Index

+ func (s TableScan) SetIndexes(indexes []*Index)

+ type Tuple struct

+ Values []*ExprGroup

+ func (r *Tuple) Children() []*ExprGroup

+ func (r *Tuple) ExprId() ScalarExprId

+ func (r *Tuple) String() string

+ func (r Tuple) Group() *ExprGroup

+ func (r Tuple) SetGroup(g *ExprGroup)

+ type Values struct

+ Table *plan.ValueDerivedTable

+ func (r *Values) Children() []*ExprGroup

+ func (r *Values) Name() string

+ func (r *Values) OutputCols() sql.Schema

+ func (r *Values) String() string

+ func (r *Values) TableId() TableId

+ func (s Values) Indexes() []*Index

+ func (s Values) SetIndexes(indexes []*Index)

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