Modulelsm-tree-1.1.1.0

Database.LSMTree.Simple

Synopsis

value noTableConfigOverride
value isValidSnapshotName
value toSnapshotName
value packSlice
value serialiseKeyIdentity
value serialiseKeyIdentityUpToSlicing
value serialiseKeyPreservesOrdering
value serialiseValueIdentity
value serialiseValueIdentityUpToSlicing
value closeCursor
value closeSession
value closeTable
value delete
value deleteSnapshot
value deletes
value doesSnapshotExist
value duplicate
value incrementalUnion
value incrementalUnions
value insert
value inserts
value listSnapshots
value lookup
value lookups
value member
value members
value newCursor
value newCursorAtOffset
value newTable
value newTableWith
value next
value openSession
value openTableFromSnapshot
value openTableFromSnapshotWith
value rangeLookup
value remainingUnionDebt
value saveSnapshot
value supplyUnionCredits
value take
value takeWhile
value union
value unions
value update
value updates
value withCursor
value withCursorAtOffset
value withDuplicate
value withIncrementalUnion
value withIncrementalUnions
value withOpenSession
value withTable
value withTableFromSnapshot
value withTableFromSnapshotWith
value withTableWith
value withUnion
value withUnions
data BloomFilterAlloc
data DiskCachePolicy
data FencePointerIndexType
newtype MergeBatchSize
data MergePolicy
data MergeSchedule
data SizeRatio
data TableConfig
value confBloomFilterAlloc
value confDiskCachePolicy
value confFencePointerIndex
value confMergePolicy
value confMergeSchedule
value confSizeRatio
value confWriteBufferAlloc
data WriteBufferAlloc
data TableConfigOverride
data TableCorruptedError
data TableTooLargeError
data InvalidSnapshotNameError
newtype SnapshotName
data Range
newtype RawBytes
class SerialiseKey
class SerialiseKeyOrderPreserving
class SerialiseValue
newtype SnapshotLabel
data CursorClosedError
data SessionClosedError
data SnapshotCorruptedError
data SnapshotDoesNotExistError
data SnapshotExistsError
data SnapshotNotCompatibleError
data TableClosedError
newtype UnionCredits
newtype UnionDebt
newtype Cursor
newtype Session
data SessionDirCorruptedError
data SessionDirDoesNotExistError
data SessionDirLockedError
newtype Table
data TableUnionNotCompatibleError

Packagelsm-tree-1.1.1.0
Exports99
LicenceApache-2.0

valuenoTableConfigOverride :: TableConfigOverride

valueisValidSnapshotName :: String -> Bool

valuetoSnapshotName :: String -> SnapshotName

valuepackSlice :: RawBytes -> RawBytes -> RawBytes -> RawBytes

valueserialiseKeyIdentity :: (Eq k, SerialiseKey k) => k -> Bool

valueserialiseKeyIdentityUpToSlicing

:: (Eq k, SerialiseKey k)
=> RawBytes
-> k
-> RawBytes
-> Bool

valueserialiseKeyPreservesOrdering :: (Ord k, SerialiseKey k) => k -> k -> Bool

valueserialiseValueIdentity :: (Eq v, SerialiseValue v) => v -> Bool

valueserialiseValueIdentityUpToSlicing

:: (Eq v, SerialiseValue v)
=> RawBytes
-> v
-> RawBytes
-> Bool

valuecloseCursor :: Cursor k v -> IO ()

valuecloseSession :: Session -> IO ()

valuecloseTable :: Table k v -> IO ()

valuedelete :: (SerialiseKey k, SerialiseValue v) => Table k v -> k -> IO ()

valuedeleteSnapshot :: Session -> SnapshotName -> IO ()

valuedeletes

:: (SerialiseKey k, SerialiseValue v)
=> Table k v
-> Vector k
-> IO ()

valuedoesSnapshotExist :: Session -> SnapshotName -> IO Bool

valueduplicate :: Table k v -> IO (Table k v)

valueincrementalUnion :: Table k v -> Table k v -> IO (Table k v)

valueincrementalUnions :: NonEmpty (Table k v) -> IO (Table k v)

valueinsert :: (SerialiseKey k, SerialiseValue v) => Table k v -> k -> v -> IO ()

valueinserts

:: (SerialiseKey k, SerialiseValue v)
=> Table k v
-> Vector (k, v)
-> IO ()

valuelistSnapshots :: Session -> IO [SnapshotName]

valuelookup

:: (SerialiseKey k, SerialiseValue v)
=> Table k v
-> k
-> IO (Maybe v)

valuelookups

:: (SerialiseKey k, SerialiseValue v)
=> Table k v
-> Vector k
-> IO (Vector (Maybe v))

valuemember :: (SerialiseKey k, SerialiseValue v) => Table k v -> k -> IO Bool

valuemembers

:: (SerialiseKey k, SerialiseValue v)
=> Table k v
-> Vector k
-> IO (Vector Bool)

valuenewCursor :: Table k v -> IO (Cursor k v)

valuenewCursorAtOffset :: SerialiseKey k => Table k v -> k -> IO (Cursor k v)

valuenewTable :: Session -> IO (Table k v)

valuenewTableWith :: TableConfig -> Session -> IO (Table k v)

valuenext

:: (SerialiseKey k, SerialiseValue v)
=> Cursor k v
-> IO (Maybe (k, v))

valueopenSession :: FilePath -> IO Session

valueopenTableFromSnapshot

:: Session
-> SnapshotName
-> SnapshotLabel
-> IO (Table k v)

valueopenTableFromSnapshotWith

valuerangeLookup

:: (SerialiseKey k, SerialiseValue v)
=> Table k v
-> Range k
-> IO (Vector (k, v))

valueremainingUnionDebt :: Table k v -> IO UnionDebt

valuesaveSnapshot :: SnapshotName -> SnapshotLabel -> Table k v -> IO ()

valuesupplyUnionCredits :: Table k v -> UnionCredits -> IO UnionCredits

valuetake

:: (SerialiseKey k, SerialiseValue v)
=> Int
-> Cursor k v
-> IO (Vector (k, v))

valuetakeWhile

:: (SerialiseKey k, SerialiseValue v)
=> Int
-> k -> Bool
-> Cursor k v
-> IO (Vector (k, v))

valueunion :: Table k v -> Table k v -> IO (Table k v)

valueunions :: NonEmpty (Table k v) -> IO (Table k v)

valueupdate

:: (SerialiseKey k, SerialiseValue v)
=> Table k v
-> k
-> Maybe v
-> IO ()

valueupdates

:: (SerialiseKey k, SerialiseValue v)
=> Table k v
-> Vector (k, Maybe v)
-> IO ()

valuewithCursor :: Table k v -> (Cursor k v -> IO a) -> IO a

valuewithCursorAtOffset

:: SerialiseKey k
=> Table k v
-> k
-> Cursor k v -> IO a
-> IO a

valuewithDuplicate :: Table k v -> (Table k v -> IO a) -> IO a

valuewithIncrementalUnion

:: Table k v
-> Table k v
-> Table k v -> IO a
-> IO a

valuewithIncrementalUnions :: NonEmpty (Table k v) -> (Table k v -> IO a) -> IO a

valuewithOpenSession :: FilePath -> (Session -> IO a) -> IO a

valuewithTable :: Session -> (Table k v -> IO a) -> IO a

valuewithTableFromSnapshot

:: Session
-> SnapshotName
-> SnapshotLabel
-> Table k v -> IO a
-> IO a

valuewithTableFromSnapshotWith

:: TableConfigOverride
-> Session
-> SnapshotName
-> SnapshotLabel
-> Table k v -> IO a
-> IO a

valuewithTableWith :: TableConfig -> Session -> (Table k v -> IO a) -> IO a

valuewithUnion :: Table k v -> Table k v -> (Table k v -> IO a) -> IO a

valuewithUnions :: NonEmpty (Table k v) -> (Table k v -> IO a) -> IO a

datadata BloomFilterAlloc

Constructors

AllocFixed !Double
AllocRequestFPR !Double

datadata DiskCachePolicy

Constructors

datadata FencePointerIndexType

OrdinaryIndex CompactIndex

newtypenewtype MergeBatchSize

Constructors

MergeBatchSize Int

datadata MergePolicy

LazyLevelling

datadata MergeSchedule

OneShot Incremental

datadata SizeRatio

Four

datadata TableConfig

valueconfBloomFilterAlloc :: TableConfig -> BloomFilterAlloc

valueconfDiskCachePolicy :: TableConfig -> DiskCachePolicy

valueconfFencePointerIndex :: TableConfig -> FencePointerIndexType

valueconfMergePolicy :: TableConfig -> MergePolicy

valueconfMergeSchedule :: TableConfig -> MergeSchedule

valueconfSizeRatio :: TableConfig -> SizeRatio

valueconfWriteBufferAlloc :: TableConfig -> WriteBufferAlloc

datadata WriteBufferAlloc

Constructors

AllocNumEntries !Int

datadata TableConfigOverride

Constructors

TableConfigOverride
- overrideDiskCachePolicy :: Maybe DiskCachePolicy
- overrideMergeBatchSize :: Maybe MergeBatchSize

datadata TableCorruptedError

Constructors

ErrLookupByteCountDiscrepancy !ByteCount !ByteCount

datadata TableTooLargeError

ErrTableTooLarge

datadata InvalidSnapshotNameError

Constructors

ErrInvalidSnapshotName !String

newtypenewtype SnapshotName

datadata Range k

Constructors

FromToExcluding k k
FromToIncluding k k

newtypenewtype RawBytes

Constructors

RawBytes (Vector Word8)

classclass SerialiseKey k where

Methods

serialiseKey :: k -> RawBytes
deserialiseKey :: RawBytes -> k

classclass SerialiseKey k => SerialiseKeyOrderPreserving k

classclass SerialiseValue v where

Methods

serialiseValue :: v -> RawBytes
deserialiseValue :: RawBytes -> v

newtypenewtype SnapshotLabel

Constructors

SnapshotLabel Text

datadata CursorClosedError

ErrCursorClosed

datadata SessionClosedError

ErrSessionClosed

datadata SnapshotCorruptedError

Constructors

ErrSnapshotCorrupted !SnapshotName !FileCorruptedError

datadata SnapshotDoesNotExistError

Constructors

ErrSnapshotDoesNotExist !SnapshotName

datadata SnapshotExistsError

Constructors

ErrSnapshotExists !SnapshotName

datadata SnapshotNotCompatibleError

Constructors

ErrSnapshotWrongLabel !SnapshotName !SnapshotLabel !SnapshotLabel

datadata TableClosedError

ErrTableClosed

newtypenewtype UnionCredits

Constructors

UnionCredits Int

newtypenewtype UnionDebt

Constructors

UnionDebt Int

newtypenewtype Cursor k v

newtypenewtype Session

datadata SessionDirCorruptedError

Constructors

ErrSessionDirCorrupted !Text !FilePath

Instances3Eq, Show, Exception

Eq SessionDirCorruptedErrorDefined in lsm-tree-1.1.1.0 · Database.LSMTree.Simple
Show SessionDirCorruptedErrorDefined in lsm-tree-1.1.1.0 · Database.LSMTree.Simple
Exception SessionDirCorruptedErrorDefined in lsm-tree-1.1.1.0 · Database.LSMTree.Simple

datadata SessionDirDoesNotExistError

Constructors

ErrSessionDirDoesNotExist !FilePath

Instances3Eq, Show, Exception

Eq SessionDirDoesNotExistErrorDefined in lsm-tree-1.1.1.0 · Database.LSMTree.Simple
Show SessionDirDoesNotExistErrorDefined in lsm-tree-1.1.1.0 · Database.LSMTree.Simple
Exception SessionDirDoesNotExistErrorDefined in lsm-tree-1.1.1.0 · Database.LSMTree.Simple

datadata SessionDirLockedError

Constructors

ErrSessionDirLocked !FilePath

Instances3Eq, Show, Exception

Eq SessionDirLockedErrorDefined in lsm-tree-1.1.1.0 · Database.LSMTree.Simple
Show SessionDirLockedErrorDefined in lsm-tree-1.1.1.0 · Database.LSMTree.Simple
Exception SessionDirLockedErrorDefined in lsm-tree-1.1.1.0 · Database.LSMTree.Simple

newtypenewtype Table k v

datadata TableUnionNotCompatibleError

Constructors

ErrTableUnionHandleTypeMismatch !Int !TypeRep !Int !TypeRep
ErrTableUnionSessionMismatch !Int !FilePath !Int !FilePath

Instances3Eq, Show, Exception

Eq TableUnionNotCompatibleErrorDefined in lsm-tree-1.1.1.0 · Database.LSMTree.Simple
Show TableUnionNotCompatibleErrorDefined in lsm-tree-1.1.1.0 · Database.LSMTree.Simple
Exception TableUnionNotCompatibleErrorDefined in lsm-tree-1.1.1.0 · Database.LSMTree.Simple