ledisdb/ledis/const.go

64 lines
1.1 KiB
Go

package ledis
import (
"errors"
)
const (
noneType byte = 0
kvType byte = 1
hashType byte = 2
hSizeType byte = 3
listType byte = 4
lMetaType byte = 5
zsetType byte = 6
zSizeType byte = 7
zScoreType byte = 8
binType byte = 9
binMetaType byte = 10
maxDataType byte = 100
expTimeType byte = 101
expMetaType byte = 102
)
const (
defaultScanCount int = 10
)
var (
errKeySize = errors.New("invalid key size")
errValueSize = errors.New("invalid value size")
errHashFieldSize = errors.New("invalid hash field size")
errZSetMemberSize = errors.New("invalid zset member size")
errExpireValue = errors.New("invalid expire value")
)
const (
//we don't support too many databases
MaxDBNumber uint8 = 16
//max key size
MaxKeySize int = 1024
//max hash field size
MaxHashFieldSize int = 1024
//max zset member size
MaxZSetMemberSize int = 1024
//max value size
MaxValueSize int = 10 * 1024 * 1024
)
var (
ErrScoreMiss = errors.New("zset score miss")
)
const (
BinLogTypeDeletion uint8 = 0x0
BinLogTypePut uint8 = 0x1
BinLogTypeCommand uint8 = 0x2
)