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GHC 9.14.1 · lts/ghc-9.14.x · d82dee8 · 2026-10-12

Modulelsm-tree-1.1.1.0

Database.LSMTree.Simple

33 types
3 classes
63 values

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

datadata MergeSchedule

OneShot Incremental

datadata SizeRatio

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

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