db

package

v0.0.0-...-b22f859 Latest Latest Go to latest Published: Mar 6, 2024 License: BSD-3-Clause Imports: 17 Imported by: 0

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Repository

github.com/donnie4w/tldb

Links

Open Source Insights

Documentation ¶

Overview ¶

github.com/donnie4w/tldb

Index ¶

func AddObject(_tableKey string, a any)
func AddValue(key string, value []byte) error
func BuildIndex[T any]() (err error, _r string)
func DelKey(key string) (err error)
func Delete(a any) (err error)
func DeleteWithId[T any](id int64) (err error)
func DeleteWithKey(table_key string) (err error)
func GetAndSetId[T any](_idx_seq string) (id int64)
func GetIdSeqValue[T any]() (id int64)
func GetObjectByOrder[T any](_tablename, _idx_id_name string, startId, count int64) (ts []*T)
func GetValue(key string) (value []byte, err error)
func Insert(a any) (err error)
func SelectByIdxName[T any](idx_name, _idx_value string) (_r []*T)
func SelectByIdxNameLimit[T any](idx_name string, idxValues []string, startId, limit int64) (_r []*T)
func SelectOne[T any](_id int64) (_r *T)
func SelectOneByIdxName[T any](idx_name, _idx_value string) (_r *T)
func Selects[T any](start, end int64) (_r []*T)
func Table[T any](dbname string) _Table[T]
func Update(a any) (err error)
type BakStub
- func RecoverBackup(filename string) (bs []*BakStub)
type DBEngine
- func New(_dir string) (_r DBEngine)

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func AddObject ¶

func AddObject(_tableKey string, a any)

func AddValue ¶

func AddValue(key string, value []byte) error

func BuildIndex ¶

func BuildIndex[T any]() (err error, _r string)

func DelKey ¶

func DelKey(key string) (err error)

func Delete ¶

func Delete(a any) (err error)

func DeleteWithId ¶

func DeleteWithId[T any](id int64) (err error)

func DeleteWithKey ¶

func DeleteWithKey(table_key string) (err error)

func GetAndSetId ¶

func GetAndSetId[T any](_idx_seq string) (id int64)

func GetIdSeqValue ¶

func GetIdSeqValue[T any]() (id int64)

func GetObjectByOrder ¶

func GetObjectByOrder[T any](_tablename, _idx_id_name string, startId, count int64) (ts []*T)

func GetValue ¶

func GetValue(key string) (value []byte, err error)

func Insert ¶

func Insert(a any) (err error)

func SelectByIdxName ¶

func SelectByIdxName[T any](idx_name, _idx_value string) (_r []*T)

idx_name : index name _idx_value: index value

multiple return

func SelectByIdxNameLimit ¶

func SelectByIdxNameLimit[T any](idx_name string, idxValues []string, startId, limit int64) (_r []*T)

idx_name : index name idxValues: index value array startId : start number limit : maximum return number

func SelectOne ¶

func SelectOne[T any](_id int64) (_r *T)

_id : table id

one return

func SelectOneByIdxName ¶

func SelectOneByIdxName[T any](idx_name, _idx_value string) (_r *T)

idx_name : index name _idx_value: index value

one return

func Selects ¶

func Selects[T any](start, end int64) (_r []*T)

start : table start id end : table end id

func Table ¶

func Table[T any](dbname string) _Table[T]

func Update ¶

func Update(a any) (err error)

Types ¶

type BakStub ¶

type BakStub struct {
	Key   []byte
	Value []byte
}

////////////////////////////////////////////////////////

func RecoverBackup ¶

func RecoverBackup(filename string) (bs []*BakStub)

type DBEngine ¶

type DBEngine interface {
	Open() (err error)
	Close() (err error)
	Has(key []byte) (b bool)
	Put(key, value []byte) (err error)
	Get(key []byte) (value []byte, err error)
	Del(key []byte) (err error)
	GetString(key []byte) (value string, err error)
	Batch(put map[string][]byte, del []string) (err error)
	GetLike(prefix []byte) (datamap map[string][]byte, err error)
	GetKeys() (bys []string, err error)
	GetKeysPrefix(prefix []byte) (bys []string, err error)
	GetKeysPrefixLimit(prefix []byte, limit int) (bys []string, err error)
	GetIterLimit(prefix string, limit string) (datamap map[string][]byte, err error)
}

func New ¶

func New(_dir string) (_r DBEngine)

Source Files ¶

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