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datastore

package

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Versions in this module

v1

v1.1.0

May 21, 2018

Changes in this version

+ func AllocateIDRange(c context.Context, kind string, parent *Key, start, end int64) (err error)

+ type Entity struct

+ Key *Key

+ Properties []Property

+ type KeyRangeCollisionError struct

+ func (e *KeyRangeCollisionError) Error() string

+ type KeyRangeContentionError struct

+ func (e *KeyRangeContentionError) Error() string

type Query

+ func (q *Query) BatchSize(size int) *Query

type TransactionOptions

+ ReadOnly bool

v1.0.0

Sep 29, 2016

Changes in this version

+ var Done = errors.New("datastore: query has no more results")

+ var ErrConcurrentTransaction = errors.New("datastore: concurrent transaction")

+ var ErrInvalidEntityType = errors.New("datastore: invalid entity type")

+ var ErrInvalidKey = errors.New("datastore: invalid key")

+ var ErrNoSuchEntity = errors.New("datastore: no such entity")

+ func AllocateIDs(c context.Context, kind string, parent *Key, n int) (low, high int64, err error)

+ func Delete(c context.Context, key *Key) error

+ func DeleteMulti(c context.Context, key []*Key) error

+ func Get(c context.Context, key *Key, dst interface{}) error

+ func GetMulti(c context.Context, key []*Key, dst interface{}) error

+ func KindProperties(ctx context.Context, kind string) (map[string][]string, error)

+ func Kinds(ctx context.Context) ([]string, error)

+ func LoadStruct(dst interface{}, p []Property) error

+ func Namespaces(ctx context.Context) ([]string, error)

+ func RunInTransaction(c context.Context, f func(tc context.Context) error, opts *TransactionOptions) error

+ type ByteString []byte

+ type Cursor struct

+ func DecodeCursor(s string) (Cursor, error)

+ func (c Cursor) String() string

+ type ErrFieldMismatch struct

+ FieldName string

+ Reason string

+ StructType reflect.Type

+ func (e *ErrFieldMismatch) Error() string

+ type Iterator struct

+ func (t *Iterator) Cursor() (Cursor, error)

+ func (t *Iterator) Next(dst interface{}) (*Key, error)

+ type Key struct

+ func DecodeKey(encoded string) (*Key, error)

+ func NewIncompleteKey(c context.Context, kind string, parent *Key) *Key

+ func NewKey(c context.Context, kind, stringID string, intID int64, parent *Key) *Key

+ func Put(c context.Context, key *Key, src interface{}) (*Key, error)

+ func PutMulti(c context.Context, key []*Key, src interface{}) ([]*Key, error)

+ func (k *Key) AppID() string

+ func (k *Key) Encode() string

+ func (k *Key) Equal(o *Key) bool

+ func (k *Key) GobDecode(buf []byte) error

+ func (k *Key) GobEncode() ([]byte, error)

+ func (k *Key) Incomplete() bool

+ func (k *Key) IntID() int64

+ func (k *Key) Kind() string

+ func (k *Key) MarshalJSON() ([]byte, error)

+ func (k *Key) Namespace() string

+ func (k *Key) Parent() *Key

+ func (k *Key) String() string

+ func (k *Key) StringID() string

+ func (k *Key) UnmarshalJSON(buf []byte) error

+ type Property struct

+ Multiple bool

+ Name string

+ NoIndex bool

+ Value interface{}

+ func SaveStruct(src interface{}) ([]Property, error)

+ type PropertyList []Property

+ func (l *PropertyList) Load(p []Property) error

+ func (l *PropertyList) Save() ([]Property, error)

+ type PropertyLoadSaver interface

+ Load func([]Property) error

+ Save func() ([]Property, error)

+ type Query struct

+ func NewQuery(kind string) *Query

+ func (q *Query) Ancestor(ancestor *Key) *Query

+ func (q *Query) Count(c context.Context) (int, error)

+ func (q *Query) Distinct() *Query

+ func (q *Query) End(c Cursor) *Query

+ func (q *Query) EventualConsistency() *Query

+ func (q *Query) Filter(filterStr string, value interface{}) *Query

+ func (q *Query) GetAll(c context.Context, dst interface{}) ([]*Key, error)

+ func (q *Query) KeysOnly() *Query

+ func (q *Query) Limit(limit int) *Query

+ func (q *Query) Offset(offset int) *Query

+ func (q *Query) Order(fieldName string) *Query

+ func (q *Query) Project(fieldNames ...string) *Query

+ func (q *Query) Run(c context.Context) *Iterator

+ func (q *Query) Start(c Cursor) *Query

+ type TransactionOptions struct

+ Attempts int

+ XG bool