scur

package

v0.6.1 Latest Latest Go to latest Published: Nov 15, 2023 License: MIT Imports: 10 Imported by: 0

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func DecodeCursorParameters(cursor *Cursor, s string) error

DecodeCursorParameters into Cursor.

type Cursor struct {
	// contains filtered or unexported fields
}

func New() *Cursor

func (cursor *Cursor) Clone() *Cursor

func (cursor *Cursor) EncodeParameters() (string, error)

EncodeParameters is encode cursor parameters value to string format.

func (cursor *Cursor) OrderByExpression() (string, error)

OrderByExpression returns part of order by expression likes "A ASC, B DESC".

func (cursor *Cursor) Push(p *CursorParameter)

func (cursor *Cursor) SetValue(obj interface{})

func (cursor *Cursor) Unshift(p *CursorParameter)

func (cursor *Cursor) WhereExpression() (string, map[string]interface{}, error)

WhereExpression returns part of where expression about cursor.

type CursorParameter struct {
	Name    string
	Order   Order
	ToValue func(obj interface{}) interface{}
	Value   interface{}
}

CursorParameter is single column info for spanner cursor.

type Order int

Order means sort order in spanner query.

const (
	// OrderAsc represent of ASC order.
	OrderAsc Order = iota
	// OrderDesc represent of DESC order.
	OrderDesc
)

func (order Order) String() string