planner

package

Go to main page

Versions in this module

v0

v0.10.1

Jan 28, 2021

v0.10.0

Jan 26, 2021

Changes in this version

+ type AggregationNode struct

+ Aggregators []document.AggregatorBuilder

+ func (n *AggregationNode) Bind(tx *database.Transaction, params []expr.Param) (err error)

+ func (n *AggregationNode) Left() Node

+ func (n *AggregationNode) Operation() Operation

+ func (n *AggregationNode) Right() Node

+ func (n *AggregationNode) SetLeft(ln Node)

+ func (n *AggregationNode) SetRight(rn Node)

+ func (n *AggregationNode) String() string

type Node

+ func NewAggregationNode(n Node, aggregators []document.AggregatorBuilder) Node

type Operation

+ const Aggregation

+ type ProjectedGroupAggregatorBuilder struct

+ Expr expr.Expr

+ func (p *ProjectedGroupAggregatorBuilder) Aggregator(group document.Value) document.Aggregator

+ func (p *ProjectedGroupAggregatorBuilder) String() string

v0.9.0

Nov 12, 2020

Changes in this version

type Node

+ func NewDedupNode(n Node, tableName string) Node

type Operation

+ const Dedup

+ const Group

type Tree

+ func RemoveUnnecessaryDedupNodeRule(t *Tree) (*Tree, error)

v0.8.1

Oct 30, 2020

v0.8.0

Sep 26, 2020

Changes in this version

+ type AggregatorBuilder interface

+ SetAlias func(string)

+ type GroupingNode struct

+ Expr expr.Expr

+ Params []expr.Param

+ Tx *database.Transaction

+ func (n *GroupingNode) Bind(tx *database.Transaction, params []expr.Param) (err error)

+ func (n *GroupingNode) Left() Node

+ func (n *GroupingNode) Operation() Operation

+ func (n *GroupingNode) Right() Node

+ func (n *GroupingNode) SetLeft(ln Node)

+ func (n *GroupingNode) SetRight(rn Node)

+ func (n *GroupingNode) String() string

type Node

+ func NewGroupingNode(n Node, e expr.Expr) Node

+ type ProjectedExpr struct

+ ExprName string

+ func (r ProjectedExpr) Iterate(stack expr.EvalStack, fn func(field string, value document.Value) error) error

+ func (r ProjectedExpr) Name() string

+ func (r ProjectedExpr) String() string

+ type ProjectedField interface

+ Iterate func(stack expr.EvalStack, fn func(field string, value document.Value) error) error

+ Name func() string

v0.7.1

Sep 1, 2020

v0.7.0

Aug 25, 2020

v0.6.0

Jun 28, 2020

Changes in this version

+ func Bind(t *Tree, tx *database.Transaction, params []expr.Param) error

+ type ExplainStmt struct

+ Statement query.Statement

+ func (s *ExplainStmt) IsReadOnly() bool

+ func (s *ExplainStmt) Run(tx *database.Transaction, params []expr.Param) (query.Result, error)

+ type IndexIteratorOperator interface

+ IterateIndex func(idx index.Index, tb *database.Table, v document.Value, ...) error

+ type Node interface

+ Bind func(tx *database.Transaction, params []expr.Param) error

+ Left func() Node

+ Operation func() Operation

+ Right func() Node

+ SetLeft func(Node)

+ SetRight func(Node)

+ func NewDeletionNode(n Node, tableName string) Node

+ func NewIndexInputNode(tableName, indexName string, iop IndexIteratorOperator, filter expr.Expr, ...) Node

+ func NewLimitNode(n Node, limit int) Node

+ func NewOffsetNode(n Node, offset int) Node

+ func NewProjectionNode(n Node, expressions []ResultField, tableName string) Node

+ func NewReplacementNode(n Node, tableName string) Node

+ func NewSelectionNode(n Node, cond expr.Expr) Node

+ func NewSetNode(n Node, field string, e expr.Expr) Node

+ func NewSortNode(n Node, sortField expr.FieldSelector, direction scanner.Token) Node

+ func NewTableInputNode(tableName string) Node

+ func NewUnsetNode(n Node, field string) Node

+ type Operation int

+ const Deletion

+ const Input

+ const Limit

+ const Projection

+ const Rename

+ const Replacement

+ const Selection

+ const Set

+ const Skip

+ const Sort

+ const Unset

+ func (i Operation) String() string

+ type ProjectionNode struct

+ Expressions []ResultField

+ func (n *ProjectionNode) Bind(tx *database.Transaction, params []expr.Param) (err error)

+ func (n *ProjectionNode) Left() Node

+ func (n *ProjectionNode) Operation() Operation

+ func (n *ProjectionNode) Right() Node

+ func (n *ProjectionNode) SetLeft(ln Node)

+ func (n *ProjectionNode) SetRight(rn Node)

+ func (n *ProjectionNode) String() string

+ type ResultField interface

+ Iterate func(stack expr.EvalStack, fn func(field string, value document.Value) error) error

+ Name func() string

+ type ResultFieldExpr struct

+ ExprName string

+ func (r ResultFieldExpr) Iterate(stack expr.EvalStack, fn func(field string, value document.Value) error) error

+ func (r ResultFieldExpr) Name() string

+ func (r ResultFieldExpr) String() string

+ type Tree struct

+ Root Node

+ func NewTree(n Node) *Tree

+ func Optimize(t *Tree) (*Tree, error)

+ func PrecalculateExprRule(t *Tree) (*Tree, error)

+ func RemoveUnnecessarySelectionNodesRule(t *Tree) (*Tree, error)

+ func SplitANDConditionRule(t *Tree) (*Tree, error)

+ func UseIndexBasedOnSelectionNodeRule(t *Tree) (*Tree, error)

+ func (t *Tree) IsReadOnly() bool

+ func (t *Tree) Run(tx *database.Transaction, params []expr.Param) (query.Result, error)

+ func (t *Tree) String() string

+ type Wildcard struct

+ func (w Wildcard) Iterate(stack expr.EvalStack, fn func(field string, value document.Value) error) error

+ func (w Wildcard) Name() string

+ func (w Wildcard) String() string

?	: This menu
/	: Search site
f or F	: Jump to
y or Y	: Canonical URL