sqlgraph

package

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Versions in this module

v0

v0.3.1

Sep 19, 2026

Changes in this version

+ func QuerySelector(ctx context.Context, driver dialect.Driver, selector *sql.Selector) (dialect.Rows, error)

type NodeSpec

+ Unique [][]string

v0.3.0

Sep 19, 2026

Changes in this version

type ConstraintError

+ Err error

+ func (e *ConstraintError) Unwrap() error

type CreateSpec

+ Expressions map[string]func(*sql.Builder)

+ Returning *Returning

+ Skipped bool

type DeleteSpec

+ Returning *Returning

type NeighborsLimit

+ Offset int

+ type Returning struct

+ Columns []string

+ Scan func(rows dialect.Rows) error

type UpdateSpec

+ OldAssign func(columns []string, values []any) error

+ OldScanValues func(columns []string) ([]any, error)

+ Returning *Returning

v0.2.0

Aug 15, 2026

v0.1.0

Jul 7, 2026

Changes in this version

+ const FuncSelector

+ func BatchCreate(ctx context.Context, drv dialect.Driver, spec *BatchCreateSpec) error

+ func CountNodes(ctx context.Context, drv dialect.Driver, spec *QuerySpec) (int, error)

+ func CreateNode(ctx context.Context, drv dialect.Driver, spec *CreateSpec) error

+ func DeleteNodes(ctx context.Context, drv dialect.Driver, spec *DeleteSpec) (int, error)

+ func HasNeighbors(q *sql.Selector, s *Step)

+ func HasNeighborsWith(q *sql.Selector, s *Step, pred func(*sql.Selector))

+ func IsCheckConstraintError(err error) bool

+ func IsConstraintError(err error) bool

+ func IsForeignKeyConstraintError(err error) bool

+ func IsUniqueConstraintError(err error) bool

+ func LimitNeighbors(partitionBy string, limit int, orderBy ...sql.Querier) func(*sql.Selector)

+ func Neighbors(dialect string, s *Step) (q *sql.Selector)

+ func OrderByNeighborTerms(q *sql.Selector, s *Step, opts ...sql.OrderTerm)

+ func OrderByNeighborsCount(q *sql.Selector, s *Step, opts ...sql.OrderTermOption)

+ func QueryEdges(ctx context.Context, drv dialect.Driver, spec *EdgeQuerySpec) error

+ func QueryNodes(ctx context.Context, drv dialect.Driver, spec *QuerySpec) error

+ func SetNeighbors(dialect string, s *Step) (q *sql.Selector)

+ func UpdateNode(ctx context.Context, drv dialect.Driver, spec *UpdateSpec) error

+ func UpdateNodes(ctx context.Context, drv dialect.Driver, spec *UpdateSpec) (int, error)

+ func WrapFunc(s func(*sql.Selector)) *entql.CallExpr

+ type BatchCreateSpec struct

+ Nodes []*CreateSpec

+ OnConflict []sql.ConflictOption

+ type ConstraintError struct

+ func (e ConstraintError) Error() string

+ type CreateSpec struct

+ Edges []*EdgeSpec

+ Fields []*FieldSpec

+ ID *FieldSpec

+ OnConflict []sql.ConflictOption

+ Schema string

+ Table string

+ func NewCreateSpec(table string, id *FieldSpec) *CreateSpec

+ func (u *CreateSpec) SetField(column string, t field.Type, value driver.Value)

+ type DeleteSpec struct

+ Node *NodeSpec

+ Predicate func(*sql.Selector)

+ func NewDeleteSpec(table string, id *FieldSpec) *DeleteSpec

+ type EdgeMut struct

+ Add []*EdgeSpec

+ Clear []*EdgeSpec

+ type EdgeQuerySpec struct

+ Assign func(out, in any) error

+ Edge *EdgeSpec

+ Predicate func(*sql.Selector)

+ ScanValues func() [2]any

+ type EdgeSpec struct

+ Bidi bool

+ Columns []string

+ Inverse bool

+ Rel Rel

+ Schema string

+ Table string

+ Target *EdgeTarget

+ type EdgeSpecs []*EdgeSpec

+ func (es EdgeSpecs) FilterRel(r Rel) EdgeSpecs

+ func (es EdgeSpecs) GroupRel() map[Rel][]*EdgeSpec

+ func (es EdgeSpecs) GroupTable() map[string][]*EdgeSpec

+ type EdgeTarget struct

+ Fields []*FieldSpec

+ IDSpec *FieldSpec

+ Nodes []driver.Value

+ func (e *EdgeTarget) FieldValues() []any

+ type FieldMut struct

+ Add []*FieldSpec

+ Clear []*FieldSpec

+ Set []*FieldSpec

+ type FieldSpec struct

+ Column string

+ Type field.Type

+ Value driver.Value

+ func NewFieldSpec(column string, typ field.Type) *FieldSpec

+ type NeighborsLimit struct

+ DefaultOrderField string

+ LimitCTE string

+ RowNumber string

+ SrcCTE string

+ func (l *NeighborsLimit) Modifier(partitionBy string, limit int, orderBy ...sql.Querier) func(s *sql.Selector)

+ type Node struct

+ Edges map[string]struct{ ... }

+ Fields map[string]*FieldSpec

+ Type string

+ type NodeSpec struct

+ Columns []string

+ CompositeID []*FieldSpec

+ ID *FieldSpec

+ Schema string

+ Table string

+ func (n *NodeSpec) AddColumnOnce(column string) *NodeSpec

+ type NotFoundError struct

+ func (e *NotFoundError) Error() string

+ type QuerySpec struct

+ Assign func(columns []string, values []any) error

+ From *sql.Selector

+ Limit int

+ Modifiers []func(*sql.Selector)

+ Node *NodeSpec

+ Offset int

+ Order func(*sql.Selector)

+ Predicate func(*sql.Selector)

+ ScanValues func(columns []string) ([]any, error)

+ Unique bool

+ func NewQuerySpec(table string, columns []string, id *FieldSpec) *QuerySpec

+ type Rel int

+ const M2M

+ const M2O

+ const O2M

+ const O2O

+ func (r Rel) String() (s string)

+ type Schema struct

+ Nodes []*Node

+ func (g *Schema) AddE(name string, spec *EdgeSpec, from, to string) error

+ func (g *Schema) EvalP(nodeType string, p entql.P, selector *sql.Selector) error

+ func (g *Schema) MustAddE(name string, spec *EdgeSpec, from, to string)

+ type Step struct

+ Edge struct{ ... }

+ From struct{ ... }

+ To struct{ ... }

+ func NewStep(opts ...StepOption) *Step

+ func (s *Step) FromEdgeOwner() bool

+ func (s *Step) ThroughEdgeTable() bool

+ func (s *Step) ToEdgeOwner() bool

+ type StepOption func(*Step)

+ func Edge(rel Rel, inverse bool, table string, columns ...string) StepOption

+ func From(table, column string, v ...any) StepOption

+ func To(table, column string) StepOption

+ type UpdateSpec struct

+ Assign func(columns []string, values []any) error

+ Edges EdgeMut

+ Fields FieldMut

+ Modifiers []func(*sql.UpdateBuilder)

+ Node *NodeSpec

+ Predicate func(*sql.Selector)

+ ScanValues func(columns []string) ([]any, error)

+ func NewUpdateSpec(table string, columns []string, id ...*FieldSpec) *UpdateSpec

+ func (u *UpdateSpec) AddField(column string, t field.Type, value driver.Value)

+ func (u *UpdateSpec) AddModifier(m func(*sql.UpdateBuilder))

+ func (u *UpdateSpec) AddModifiers(m ...func(*sql.UpdateBuilder))

+ func (u *UpdateSpec) ClearField(column string, t field.Type)

+ func (u *UpdateSpec) SetField(column string, t field.Type, value driver.Value)

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