writebuffer

package
v0.0.0-...-34e0b2d Latest Latest
Warning

This package is not in the latest version of its module.

 Go to latest Published: Aug 9, 2024 License: Apache-2.0 Imports: 33 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	// DeletePolicyBFPKOracle is the const config value for using bf pk oracle as delete policy
	DeletePolicyBFPkOracle = `bloom_filter_pkoracle`

	// DeletePolicyL0Delta is the const config value for using L0 delta as deleta policy.
	DeletePolicyL0Delta = `l0_delta`
)

Variables

This section is empty.

Functions

This section is empty.

Types

type BufferBase 

type BufferBase struct {
	TimestampFrom typeutil.Timestamp
	TimestampTo   typeutil.Timestamp
	// contains filtered or unexported fields
}

func (*BufferBase) GetTimeRange 

func (b *BufferBase) GetTimeRange() *TimeRange

func (*BufferBase) IsEmpty 

func (b *BufferBase) IsEmpty() bool

func (*BufferBase) IsFull 

func (b *BufferBase) IsFull() bool

func (*BufferBase) MinTimestamp 

func (b *BufferBase) MinTimestamp() typeutil.Timestamp

func (*BufferBase) UpdateStatistics 

func (b *BufferBase) UpdateStatistics(entryNum, size int64, tr TimeRange, startPos, endPos *msgpb.MsgPosition)

type BufferManager 

type BufferManager interface {
	// Register adds a WriteBuffer with provided schema & options.
	Register(channel string, metacache metacache.MetaCache, opts ...WriteBufferOption) error
	// SealSegments notifies writeBuffer corresponding to provided channel to seal segments.
	// which will cause segment start flush procedure.
	SealSegments(ctx context.Context, channel string, segmentIDs []int64) error
	// FlushChannel set the flushTs of the provided write buffer.
	FlushChannel(ctx context.Context, channel string, flushTs uint64) error
	// RemoveChannel removes a write buffer from manager.
	RemoveChannel(channel string)
	// DropChannel remove write buffer and perform drop.
	DropChannel(channel string)
	DropPartitions(channel string, partitionIDs []int64)
	// BufferData put data into channel write buffer.
	BufferData(channel string, insertMsgs []*msgstream.InsertMsg, deleteMsgs []*msgstream.DeleteMsg, startPos, endPos *msgpb.MsgPosition) error
	// GetCheckpoint returns checkpoint for provided channel.
	GetCheckpoint(channel string) (*msgpb.MsgPosition, bool, error)
	// NotifyCheckpointUpdated notify write buffer checkpoint updated to reset flushTs.
	NotifyCheckpointUpdated(channel string, ts uint64)

	// Start makes the background check start to work.
	Start()
	// Stop the background checker and wait for worker goroutine quit.
	Stop()
}

BufferManager is the interface for WriteBuffer management.

func NewManager 

func NewManager(syncMgr syncmgr.SyncManager) BufferManager

NewManager returns initialized manager as `Manager`

type DeltaBuffer 

type DeltaBuffer struct {
	BufferBase
	// contains filtered or unexported fields
}

func NewDeltaBuffer 

func NewDeltaBuffer() *DeltaBuffer

func (*DeltaBuffer) Buffer 

func (db *DeltaBuffer) Buffer(pks []storage.PrimaryKey, tss []typeutil.Timestamp, startPos, endPos *msgpb.MsgPosition) (bufSize int64)

func (*DeltaBuffer) Yield 

func (db *DeltaBuffer) Yield() *storage.DeleteData

type InsertBuffer 

type InsertBuffer struct {
	BufferBase
	// contains filtered or unexported fields
}

func NewInsertBuffer 

func NewInsertBuffer(sch *schemapb.CollectionSchema) (*InsertBuffer, error)

func (*InsertBuffer) Buffer 

func (ib *InsertBuffer) Buffer(inData *inData, startPos, endPos *msgpb.MsgPosition) int64

func (*InsertBuffer) Yield 

func (ib *InsertBuffer) Yield() []*storage.InsertData

type MockBufferManager 

type MockBufferManager struct {
	mock.Mock
}

MockBufferManager is an autogenerated mock type for the BufferManager type

func NewMockBufferManager 

func NewMockBufferManager(t interface {
	mock.TestingT
	Cleanup(func())
}) *MockBufferManager

NewMockBufferManager creates a new instance of MockBufferManager. It also registers a testing interface on the mock and a cleanup function to assert the mocks expectations. The first argument is typically a *testing.T value.

func (*MockBufferManager) BufferData 

func (_m *MockBufferManager) BufferData(channel string, insertMsgs []*msgstream.InsertMsg, deleteMsgs []*msgstream.DeleteMsg, startPos *msgpb.MsgPosition, endPos *msgpb.MsgPosition) error

BufferData provides a mock function with given fields: channel, insertMsgs, deleteMsgs, startPos, endPos

func (*MockBufferManager) DropChannel 

func (_m *MockBufferManager) DropChannel(channel string)

DropChannel provides a mock function with given fields: channel

func (*MockBufferManager) DropPartitions 

func (_m *MockBufferManager) DropPartitions(channel string, partitionIDs []int64)

DropPartitions provides a mock function with given fields: channel, partitionIDs

func (*MockBufferManager) EXPECT 

func (_m *MockBufferManager) EXPECT() *MockBufferManager_Expecter

func (*MockBufferManager) FlushChannel 

func (_m *MockBufferManager) FlushChannel(ctx context.Context, channel string, flushTs uint64) error

FlushChannel provides a mock function with given fields: ctx, channel, flushTs

func (*MockBufferManager) GetCheckpoint 

func (_m *MockBufferManager) GetCheckpoint(channel string) (*msgpb.MsgPosition, bool, error)

GetCheckpoint provides a mock function with given fields: channel

func (*MockBufferManager) NotifyCheckpointUpdated 

func (_m *MockBufferManager) NotifyCheckpointUpdated(channel string, ts uint64)

NotifyCheckpointUpdated provides a mock function with given fields: channel, ts

func (*MockBufferManager) Register 

func (_m *MockBufferManager) Register(channel string, _a1 metacache.MetaCache, opts ...WriteBufferOption) error

Register provides a mock function with given fields: channel, _a1, opts

func (*MockBufferManager) RemoveChannel 

func (_m *MockBufferManager) RemoveChannel(channel string)

RemoveChannel provides a mock function with given fields: channel

func (*MockBufferManager) SealSegments 

func (_m *MockBufferManager) SealSegments(ctx context.Context, channel string, segmentIDs []int64) error

SealSegments provides a mock function with given fields: ctx, channel, segmentIDs

func (*MockBufferManager) Start 

func (_m *MockBufferManager) Start()

Start provides a mock function with given fields:

func (*MockBufferManager) Stop 

func (_m *MockBufferManager) Stop()

Stop provides a mock function with given fields:

type MockBufferManager_BufferData_Call 

type MockBufferManager_BufferData_Call struct {
	*mock.Call
}

MockBufferManager_BufferData_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'BufferData'

func (*MockBufferManager_BufferData_Call) Return 

func (_c *MockBufferManager_BufferData_Call) Return(_a0 error) *MockBufferManager_BufferData_Call

func (*MockBufferManager_BufferData_Call) Run 

func (_c *MockBufferManager_BufferData_Call) Run(run func(channel string, insertMsgs []*msgstream.InsertMsg, deleteMsgs []*msgstream.DeleteMsg, startPos *msgpb.MsgPosition, endPos *msgpb.MsgPosition)) *MockBufferManager_BufferData_Call

func (*MockBufferManager_BufferData_Call) RunAndReturn 

func (_c *MockBufferManager_BufferData_Call) RunAndReturn(run func(string, []*msgstream.InsertMsg, []*msgstream.DeleteMsg, *msgpb.MsgPosition, *msgpb.MsgPosition) error) *MockBufferManager_BufferData_Call

type MockBufferManager_DropChannel_Call 

type MockBufferManager_DropChannel_Call struct {
	*mock.Call
}

MockBufferManager_DropChannel_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'DropChannel'

func (*MockBufferManager_DropChannel_Call) Return 

func (_c *MockBufferManager_DropChannel_Call) Return() *MockBufferManager_DropChannel_Call

func (*MockBufferManager_DropChannel_Call) Run 

func (_c *MockBufferManager_DropChannel_Call) Run(run func(channel string)) *MockBufferManager_DropChannel_Call

func (*MockBufferManager_DropChannel_Call) RunAndReturn 

func (_c *MockBufferManager_DropChannel_Call) RunAndReturn(run func(string)) *MockBufferManager_DropChannel_Call

type MockBufferManager_DropPartitions_Call 

type MockBufferManager_DropPartitions_Call struct {
	*mock.Call
}

MockBufferManager_DropPartitions_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'DropPartitions'

func (*MockBufferManager_DropPartitions_Call) Return 

func (_c *MockBufferManager_DropPartitions_Call) Return() *MockBufferManager_DropPartitions_Call

func (*MockBufferManager_DropPartitions_Call) Run 

func (_c *MockBufferManager_DropPartitions_Call) Run(run func(channel string, partitionIDs []int64)) *MockBufferManager_DropPartitions_Call

func (*MockBufferManager_DropPartitions_Call) RunAndReturn 

func (_c *MockBufferManager_DropPartitions_Call) RunAndReturn(run func(string, []int64)) *MockBufferManager_DropPartitions_Call

type MockBufferManager_Expecter 

type MockBufferManager_Expecter struct {
	// contains filtered or unexported fields
}

func (*MockBufferManager_Expecter) BufferData 

func (_e *MockBufferManager_Expecter) BufferData(channel interface{}, insertMsgs interface{}, deleteMsgs interface{}, startPos interface{}, endPos interface{}) *MockBufferManager_BufferData_Call

BufferData is a helper method to define mock.On call

  • channel string
  • insertMsgs []*msgstream.InsertMsg
  • deleteMsgs []*msgstream.DeleteMsg
  • startPos *msgpb.MsgPosition
  • endPos *msgpb.MsgPosition

func (*MockBufferManager_Expecter) DropChannel 

func (_e *MockBufferManager_Expecter) DropChannel(channel interface{}) *MockBufferManager_DropChannel_Call

DropChannel is a helper method to define mock.On call

  • channel string

func (*MockBufferManager_Expecter) DropPartitions 

func (_e *MockBufferManager_Expecter) DropPartitions(channel interface{}, partitionIDs interface{}) *MockBufferManager_DropPartitions_Call

DropPartitions is a helper method to define mock.On call

  • channel string
  • partitionIDs []int64

func (*MockBufferManager_Expecter) FlushChannel 

func (_e *MockBufferManager_Expecter) FlushChannel(ctx interface{}, channel interface{}, flushTs interface{}) *MockBufferManager_FlushChannel_Call

FlushChannel is a helper method to define mock.On call

  • ctx context.Context
  • channel string
  • flushTs uint64

func (*MockBufferManager_Expecter) GetCheckpoint 

func (_e *MockBufferManager_Expecter) GetCheckpoint(channel interface{}) *MockBufferManager_GetCheckpoint_Call

GetCheckpoint is a helper method to define mock.On call

  • channel string

func (*MockBufferManager_Expecter) NotifyCheckpointUpdated 

func (_e *MockBufferManager_Expecter) NotifyCheckpointUpdated(channel interface{}, ts interface{}) *MockBufferManager_NotifyCheckpointUpdated_Call

NotifyCheckpointUpdated is a helper method to define mock.On call

  • channel string
  • ts uint64

func (*MockBufferManager_Expecter) Register 

func (_e *MockBufferManager_Expecter) Register(channel interface{}, _a1 interface{}, opts ...interface{}) *MockBufferManager_Register_Call

Register is a helper method to define mock.On call

  • channel string
  • _a1 metacache.MetaCache
  • opts ...WriteBufferOption

func (*MockBufferManager_Expecter) RemoveChannel 

func (_e *MockBufferManager_Expecter) RemoveChannel(channel interface{}) *MockBufferManager_RemoveChannel_Call

RemoveChannel is a helper method to define mock.On call

  • channel string

func (*MockBufferManager_Expecter) SealSegments 

func (_e *MockBufferManager_Expecter) SealSegments(ctx interface{}, channel interface{}, segmentIDs interface{}) *MockBufferManager_SealSegments_Call

SealSegments is a helper method to define mock.On call

  • ctx context.Context
  • channel string
  • segmentIDs []int64

func (*MockBufferManager_Expecter) Start 

func (_e *MockBufferManager_Expecter) Start() *MockBufferManager_Start_Call

Start is a helper method to define mock.On call

func (*MockBufferManager_Expecter) Stop 

func (_e *MockBufferManager_Expecter) Stop() *MockBufferManager_Stop_Call

Stop is a helper method to define mock.On call

type MockBufferManager_FlushChannel_Call 

type MockBufferManager_FlushChannel_Call struct {
	*mock.Call
}

MockBufferManager_FlushChannel_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'FlushChannel'

func (*MockBufferManager_FlushChannel_Call) Return 

func (_c *MockBufferManager_FlushChannel_Call) Return(_a0 error) *MockBufferManager_FlushChannel_Call

func (*MockBufferManager_FlushChannel_Call) Run 

func (_c *MockBufferManager_FlushChannel_Call) Run(run func(ctx context.Context, channel string, flushTs uint64)) *MockBufferManager_FlushChannel_Call

func (*MockBufferManager_FlushChannel_Call) RunAndReturn 

func (_c *MockBufferManager_FlushChannel_Call) RunAndReturn(run func(context.Context, string, uint64) error) *MockBufferManager_FlushChannel_Call

type MockBufferManager_GetCheckpoint_Call 

type MockBufferManager_GetCheckpoint_Call struct {
	*mock.Call
}

MockBufferManager_GetCheckpoint_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'GetCheckpoint'

func (*MockBufferManager_GetCheckpoint_Call) Return 

func (_c *MockBufferManager_GetCheckpoint_Call) Return(_a0 *msgpb.MsgPosition, _a1 bool, _a2 error) *MockBufferManager_GetCheckpoint_Call

func (*MockBufferManager_GetCheckpoint_Call) Run 

func (_c *MockBufferManager_GetCheckpoint_Call) Run(run func(channel string)) *MockBufferManager_GetCheckpoint_Call

func (*MockBufferManager_GetCheckpoint_Call) RunAndReturn 

func (_c *MockBufferManager_GetCheckpoint_Call) RunAndReturn(run func(string) (*msgpb.MsgPosition, bool, error)) *MockBufferManager_GetCheckpoint_Call

type MockBufferManager_NotifyCheckpointUpdated_Call 

type MockBufferManager_NotifyCheckpointUpdated_Call struct {
	*mock.Call
}

MockBufferManager_NotifyCheckpointUpdated_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'NotifyCheckpointUpdated'

func (*MockBufferManager_NotifyCheckpointUpdated_Call) Return 

func (_c *MockBufferManager_NotifyCheckpointUpdated_Call) Return() *MockBufferManager_NotifyCheckpointUpdated_Call

func (*MockBufferManager_NotifyCheckpointUpdated_Call) Run 

func (_c *MockBufferManager_NotifyCheckpointUpdated_Call) Run(run func(channel string, ts uint64)) *MockBufferManager_NotifyCheckpointUpdated_Call

func (*MockBufferManager_NotifyCheckpointUpdated_Call) RunAndReturn 

func (_c *MockBufferManager_NotifyCheckpointUpdated_Call) RunAndReturn(run func(string, uint64)) *MockBufferManager_NotifyCheckpointUpdated_Call

type MockBufferManager_Register_Call 

type MockBufferManager_Register_Call struct {
	*mock.Call
}

MockBufferManager_Register_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'Register'

func (*MockBufferManager_Register_Call) Return 

func (_c *MockBufferManager_Register_Call) Return(_a0 error) *MockBufferManager_Register_Call

func (*MockBufferManager_Register_Call) Run 

func (_c *MockBufferManager_Register_Call) Run(run func(channel string, _a1 metacache.MetaCache, opts ...WriteBufferOption)) *MockBufferManager_Register_Call

func (*MockBufferManager_Register_Call) RunAndReturn 

func (_c *MockBufferManager_Register_Call) RunAndReturn(run func(string, metacache.MetaCache, ...WriteBufferOption) error) *MockBufferManager_Register_Call

type MockBufferManager_RemoveChannel_Call 

type MockBufferManager_RemoveChannel_Call struct {
	*mock.Call
}

MockBufferManager_RemoveChannel_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'RemoveChannel'

func (*MockBufferManager_RemoveChannel_Call) Return 

func (_c *MockBufferManager_RemoveChannel_Call) Return() *MockBufferManager_RemoveChannel_Call

func (*MockBufferManager_RemoveChannel_Call) Run 

func (_c *MockBufferManager_RemoveChannel_Call) Run(run func(channel string)) *MockBufferManager_RemoveChannel_Call

func (*MockBufferManager_RemoveChannel_Call) RunAndReturn 

func (_c *MockBufferManager_RemoveChannel_Call) RunAndReturn(run func(string)) *MockBufferManager_RemoveChannel_Call

type MockBufferManager_SealSegments_Call 

type MockBufferManager_SealSegments_Call struct {
	*mock.Call
}

MockBufferManager_SealSegments_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'SealSegments'

func (*MockBufferManager_SealSegments_Call) Return 

func (_c *MockBufferManager_SealSegments_Call) Return(_a0 error) *MockBufferManager_SealSegments_Call

func (*MockBufferManager_SealSegments_Call) Run 

func (_c *MockBufferManager_SealSegments_Call) Run(run func(ctx context.Context, channel string, segmentIDs []int64)) *MockBufferManager_SealSegments_Call

func (*MockBufferManager_SealSegments_Call) RunAndReturn 

func (_c *MockBufferManager_SealSegments_Call) RunAndReturn(run func(context.Context, string, []int64) error) *MockBufferManager_SealSegments_Call

type MockBufferManager_Start_Call 

type MockBufferManager_Start_Call struct {
	*mock.Call
}

MockBufferManager_Start_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'Start'

func (*MockBufferManager_Start_Call) Return 

func (_c *MockBufferManager_Start_Call) Return() *MockBufferManager_Start_Call

func (*MockBufferManager_Start_Call) Run 

func (_c *MockBufferManager_Start_Call) Run(run func()) *MockBufferManager_Start_Call

func (*MockBufferManager_Start_Call) RunAndReturn 

func (_c *MockBufferManager_Start_Call) RunAndReturn(run func()) *MockBufferManager_Start_Call

type MockBufferManager_Stop_Call 

type MockBufferManager_Stop_Call struct {
	*mock.Call
}

MockBufferManager_Stop_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'Stop'

func (*MockBufferManager_Stop_Call) Return 

func (_c *MockBufferManager_Stop_Call) Return() *MockBufferManager_Stop_Call

func (*MockBufferManager_Stop_Call) Run 

func (_c *MockBufferManager_Stop_Call) Run(run func()) *MockBufferManager_Stop_Call

func (*MockBufferManager_Stop_Call) RunAndReturn 

func (_c *MockBufferManager_Stop_Call) RunAndReturn(run func()) *MockBufferManager_Stop_Call

type MockWriteBuffer 

type MockWriteBuffer struct {
	mock.Mock
}

MockWriteBuffer is an autogenerated mock type for the WriteBuffer type

func NewMockWriteBuffer 

func NewMockWriteBuffer(t interface {
	mock.TestingT
	Cleanup(func())
}) *MockWriteBuffer

NewMockWriteBuffer creates a new instance of MockWriteBuffer. It also registers a testing interface on the mock and a cleanup function to assert the mocks expectations. The first argument is typically a *testing.T value.

func (*MockWriteBuffer) BufferData 

func (_m *MockWriteBuffer) BufferData(insertMsgs []*msgstream.InsertMsg, deleteMsgs []*msgstream.DeleteMsg, startPos *msgpb.MsgPosition, endPos *msgpb.MsgPosition) error

BufferData provides a mock function with given fields: insertMsgs, deleteMsgs, startPos, endPos

func (*MockWriteBuffer) Close 

func (_m *MockWriteBuffer) Close(ctx context.Context, drop bool)

Close provides a mock function with given fields: ctx, drop

func (*MockWriteBuffer) DropPartitions 

func (_m *MockWriteBuffer) DropPartitions(partitionIDs []int64)

DropPartitions provides a mock function with given fields: partitionIDs

func (*MockWriteBuffer) EXPECT 

func (_m *MockWriteBuffer) EXPECT() *MockWriteBuffer_Expecter

func (*MockWriteBuffer) EvictBuffer 

func (_m *MockWriteBuffer) EvictBuffer(policies ...SyncPolicy)

EvictBuffer provides a mock function with given fields: policies

func (*MockWriteBuffer) GetCheckpoint 

func (_m *MockWriteBuffer) GetCheckpoint() *msgpb.MsgPosition

GetCheckpoint provides a mock function with given fields:

func (*MockWriteBuffer) GetFlushTimestamp 

func (_m *MockWriteBuffer) GetFlushTimestamp() uint64

GetFlushTimestamp provides a mock function with given fields:

func (*MockWriteBuffer) HasSegment 

func (_m *MockWriteBuffer) HasSegment(segmentID int64) bool

HasSegment provides a mock function with given fields: segmentID

func (*MockWriteBuffer) MemorySize 

func (_m *MockWriteBuffer) MemorySize() int64

MemorySize provides a mock function with given fields:

func (*MockWriteBuffer) SealSegments 

func (_m *MockWriteBuffer) SealSegments(ctx context.Context, segmentIDs []int64) error

SealSegments provides a mock function with given fields: ctx, segmentIDs

func (*MockWriteBuffer) SetFlushTimestamp 

func (_m *MockWriteBuffer) SetFlushTimestamp(flushTs uint64)

SetFlushTimestamp provides a mock function with given fields: flushTs

type MockWriteBuffer_BufferData_Call 

type MockWriteBuffer_BufferData_Call struct {
	*mock.Call
}

MockWriteBuffer_BufferData_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'BufferData'

func (*MockWriteBuffer_BufferData_Call) Return 

func (_c *MockWriteBuffer_BufferData_Call) Return(_a0 error) *MockWriteBuffer_BufferData_Call

func (*MockWriteBuffer_BufferData_Call) Run 

func (_c *MockWriteBuffer_BufferData_Call) Run(run func(insertMsgs []*msgstream.InsertMsg, deleteMsgs []*msgstream.DeleteMsg, startPos *msgpb.MsgPosition, endPos *msgpb.MsgPosition)) *MockWriteBuffer_BufferData_Call

func (*MockWriteBuffer_BufferData_Call) RunAndReturn 

func (_c *MockWriteBuffer_BufferData_Call) RunAndReturn(run func([]*msgstream.InsertMsg, []*msgstream.DeleteMsg, *msgpb.MsgPosition, *msgpb.MsgPosition) error) *MockWriteBuffer_BufferData_Call

type MockWriteBuffer_Close_Call 

type MockWriteBuffer_Close_Call struct {
	*mock.Call
}

MockWriteBuffer_Close_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'Close'

func (*MockWriteBuffer_Close_Call) Return 

func (_c *MockWriteBuffer_Close_Call) Return() *MockWriteBuffer_Close_Call

func (*MockWriteBuffer_Close_Call) Run 

func (_c *MockWriteBuffer_Close_Call) Run(run func(ctx context.Context, drop bool)) *MockWriteBuffer_Close_Call

func (*MockWriteBuffer_Close_Call) RunAndReturn 

func (_c *MockWriteBuffer_Close_Call) RunAndReturn(run func(context.Context, bool)) *MockWriteBuffer_Close_Call

type MockWriteBuffer_DropPartitions_Call 

type MockWriteBuffer_DropPartitions_Call struct {
	*mock.Call
}

MockWriteBuffer_DropPartitions_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'DropPartitions'

func (*MockWriteBuffer_DropPartitions_Call) Return 

func (_c *MockWriteBuffer_DropPartitions_Call) Return() *MockWriteBuffer_DropPartitions_Call

func (*MockWriteBuffer_DropPartitions_Call) Run 

func (_c *MockWriteBuffer_DropPartitions_Call) Run(run func(partitionIDs []int64)) *MockWriteBuffer_DropPartitions_Call

func (*MockWriteBuffer_DropPartitions_Call) RunAndReturn 

func (_c *MockWriteBuffer_DropPartitions_Call) RunAndReturn(run func([]int64)) *MockWriteBuffer_DropPartitions_Call

type MockWriteBuffer_EvictBuffer_Call 

type MockWriteBuffer_EvictBuffer_Call struct {
	*mock.Call
}

MockWriteBuffer_EvictBuffer_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'EvictBuffer'

func (*MockWriteBuffer_EvictBuffer_Call) Return 

func (_c *MockWriteBuffer_EvictBuffer_Call) Return() *MockWriteBuffer_EvictBuffer_Call

func (*MockWriteBuffer_EvictBuffer_Call) Run 

func (_c *MockWriteBuffer_EvictBuffer_Call) Run(run func(policies ...SyncPolicy)) *MockWriteBuffer_EvictBuffer_Call

func (*MockWriteBuffer_EvictBuffer_Call) RunAndReturn 

func (_c *MockWriteBuffer_EvictBuffer_Call) RunAndReturn(run func(...SyncPolicy)) *MockWriteBuffer_EvictBuffer_Call

type MockWriteBuffer_Expecter 

type MockWriteBuffer_Expecter struct {
	// contains filtered or unexported fields
}

func (*MockWriteBuffer_Expecter) BufferData 

func (_e *MockWriteBuffer_Expecter) BufferData(insertMsgs interface{}, deleteMsgs interface{}, startPos interface{}, endPos interface{}) *MockWriteBuffer_BufferData_Call

BufferData is a helper method to define mock.On call

  • insertMsgs []*msgstream.InsertMsg
  • deleteMsgs []*msgstream.DeleteMsg
  • startPos *msgpb.MsgPosition
  • endPos *msgpb.MsgPosition

func (*MockWriteBuffer_Expecter) Close 

func (_e *MockWriteBuffer_Expecter) Close(ctx interface{}, drop interface{}) *MockWriteBuffer_Close_Call

Close is a helper method to define mock.On call

  • ctx context.Context
  • drop bool

func (*MockWriteBuffer_Expecter) DropPartitions 

func (_e *MockWriteBuffer_Expecter) DropPartitions(partitionIDs interface{}) *MockWriteBuffer_DropPartitions_Call

DropPartitions is a helper method to define mock.On call

  • partitionIDs []int64

func (*MockWriteBuffer_Expecter) EvictBuffer 

func (_e *MockWriteBuffer_Expecter) EvictBuffer(policies ...interface{}) *MockWriteBuffer_EvictBuffer_Call

EvictBuffer is a helper method to define mock.On call

  • policies ...SyncPolicy

func (*MockWriteBuffer_Expecter) GetCheckpoint 

func (_e *MockWriteBuffer_Expecter) GetCheckpoint() *MockWriteBuffer_GetCheckpoint_Call

GetCheckpoint is a helper method to define mock.On call

func (*MockWriteBuffer_Expecter) GetFlushTimestamp 

func (_e *MockWriteBuffer_Expecter) GetFlushTimestamp() *MockWriteBuffer_GetFlushTimestamp_Call

GetFlushTimestamp is a helper method to define mock.On call

func (*MockWriteBuffer_Expecter) HasSegment 

func (_e *MockWriteBuffer_Expecter) HasSegment(segmentID interface{}) *MockWriteBuffer_HasSegment_Call

HasSegment is a helper method to define mock.On call

  • segmentID int64

func (*MockWriteBuffer_Expecter) MemorySize 

func (_e *MockWriteBuffer_Expecter) MemorySize() *MockWriteBuffer_MemorySize_Call

MemorySize is a helper method to define mock.On call

func (*MockWriteBuffer_Expecter) SealSegments 

func (_e *MockWriteBuffer_Expecter) SealSegments(ctx interface{}, segmentIDs interface{}) *MockWriteBuffer_SealSegments_Call

SealSegments is a helper method to define mock.On call

  • ctx context.Context
  • segmentIDs []int64

func (*MockWriteBuffer_Expecter) SetFlushTimestamp 

func (_e *MockWriteBuffer_Expecter) SetFlushTimestamp(flushTs interface{}) *MockWriteBuffer_SetFlushTimestamp_Call

SetFlushTimestamp is a helper method to define mock.On call

  • flushTs uint64

type MockWriteBuffer_GetCheckpoint_Call 

type MockWriteBuffer_GetCheckpoint_Call struct {
	*mock.Call
}

MockWriteBuffer_GetCheckpoint_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'GetCheckpoint'

func (*MockWriteBuffer_GetCheckpoint_Call) Return 

func (_c *MockWriteBuffer_GetCheckpoint_Call) Return(_a0 *msgpb.MsgPosition) *MockWriteBuffer_GetCheckpoint_Call

func (*MockWriteBuffer_GetCheckpoint_Call) Run 

func (_c *MockWriteBuffer_GetCheckpoint_Call) Run(run func()) *MockWriteBuffer_GetCheckpoint_Call

func (*MockWriteBuffer_GetCheckpoint_Call) RunAndReturn 

func (_c *MockWriteBuffer_GetCheckpoint_Call) RunAndReturn(run func() *msgpb.MsgPosition) *MockWriteBuffer_GetCheckpoint_Call

type MockWriteBuffer_GetFlushTimestamp_Call 

type MockWriteBuffer_GetFlushTimestamp_Call struct {
	*mock.Call
}

MockWriteBuffer_GetFlushTimestamp_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'GetFlushTimestamp'

func (*MockWriteBuffer_GetFlushTimestamp_Call) Return 

func (_c *MockWriteBuffer_GetFlushTimestamp_Call) Return(_a0 uint64) *MockWriteBuffer_GetFlushTimestamp_Call

func (*MockWriteBuffer_GetFlushTimestamp_Call) Run 

func (_c *MockWriteBuffer_GetFlushTimestamp_Call) Run(run func()) *MockWriteBuffer_GetFlushTimestamp_Call

func (*MockWriteBuffer_GetFlushTimestamp_Call) RunAndReturn 

func (_c *MockWriteBuffer_GetFlushTimestamp_Call) RunAndReturn(run func() uint64) *MockWriteBuffer_GetFlushTimestamp_Call

type MockWriteBuffer_HasSegment_Call 

type MockWriteBuffer_HasSegment_Call struct {
	*mock.Call
}

MockWriteBuffer_HasSegment_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'HasSegment'

func (*MockWriteBuffer_HasSegment_Call) Return 

func (_c *MockWriteBuffer_HasSegment_Call) Return(_a0 bool) *MockWriteBuffer_HasSegment_Call

func (*MockWriteBuffer_HasSegment_Call) Run 

func (_c *MockWriteBuffer_HasSegment_Call) Run(run func(segmentID int64)) *MockWriteBuffer_HasSegment_Call

func (*MockWriteBuffer_HasSegment_Call) RunAndReturn 

func (_c *MockWriteBuffer_HasSegment_Call) RunAndReturn(run func(int64) bool) *MockWriteBuffer_HasSegment_Call

type MockWriteBuffer_MemorySize_Call 

type MockWriteBuffer_MemorySize_Call struct {
	*mock.Call
}

MockWriteBuffer_MemorySize_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'MemorySize'

func (*MockWriteBuffer_MemorySize_Call) Return 

func (_c *MockWriteBuffer_MemorySize_Call) Return(_a0 int64) *MockWriteBuffer_MemorySize_Call

func (*MockWriteBuffer_MemorySize_Call) Run 

func (_c *MockWriteBuffer_MemorySize_Call) Run(run func()) *MockWriteBuffer_MemorySize_Call

func (*MockWriteBuffer_MemorySize_Call) RunAndReturn 

func (_c *MockWriteBuffer_MemorySize_Call) RunAndReturn(run func() int64) *MockWriteBuffer_MemorySize_Call

type MockWriteBuffer_SealSegments_Call 

type MockWriteBuffer_SealSegments_Call struct {
	*mock.Call
}

MockWriteBuffer_SealSegments_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'SealSegments'

func (*MockWriteBuffer_SealSegments_Call) Return 

func (_c *MockWriteBuffer_SealSegments_Call) Return(_a0 error) *MockWriteBuffer_SealSegments_Call

func (*MockWriteBuffer_SealSegments_Call) Run 

func (_c *MockWriteBuffer_SealSegments_Call) Run(run func(ctx context.Context, segmentIDs []int64)) *MockWriteBuffer_SealSegments_Call

func (*MockWriteBuffer_SealSegments_Call) RunAndReturn 

func (_c *MockWriteBuffer_SealSegments_Call) RunAndReturn(run func(context.Context, []int64) error) *MockWriteBuffer_SealSegments_Call

type MockWriteBuffer_SetFlushTimestamp_Call 

type MockWriteBuffer_SetFlushTimestamp_Call struct {
	*mock.Call
}

MockWriteBuffer_SetFlushTimestamp_Call is a *mock.Call that shadows Run/Return methods with type explicit version for method 'SetFlushTimestamp'

func (*MockWriteBuffer_SetFlushTimestamp_Call) Return 

func (_c *MockWriteBuffer_SetFlushTimestamp_Call) Return() *MockWriteBuffer_SetFlushTimestamp_Call

func (*MockWriteBuffer_SetFlushTimestamp_Call) Run 

func (_c *MockWriteBuffer_SetFlushTimestamp_Call) Run(run func(flushTs uint64)) *MockWriteBuffer_SetFlushTimestamp_Call

func (*MockWriteBuffer_SetFlushTimestamp_Call) RunAndReturn 

func (_c *MockWriteBuffer_SetFlushTimestamp_Call) RunAndReturn(run func(uint64)) *MockWriteBuffer_SetFlushTimestamp_Call

type SegStartPosHeap 

type SegStartPosHeap []*segmentBuffer

SegMemSizeHeap implement max-heap for sorting.

func (SegStartPosHeap) Len 

func (h SegStartPosHeap) Len() int

func (SegStartPosHeap) Less 

func (h SegStartPosHeap) Less(i, j int) bool

func (*SegStartPosHeap) Pop 

func (h *SegStartPosHeap) Pop() interface{}

func (*SegStartPosHeap) Push 

func (h *SegStartPosHeap) Push(x any)

func (SegStartPosHeap) Swap 

func (h SegStartPosHeap) Swap(i, j int)

type SelectSegmentFnPolicy 

type SelectSegmentFnPolicy struct {
	// contains filtered or unexported fields
}

func (SelectSegmentFnPolicy) Reason 

func (f SelectSegmentFnPolicy) Reason() string

func (SelectSegmentFnPolicy) SelectSegments 

func (f SelectSegmentFnPolicy) SelectSegments(buffers []*segmentBuffer, ts typeutil.Timestamp) []int64

type SelectSegmentFunc 

type SelectSegmentFunc func(buffer []*segmentBuffer, ts typeutil.Timestamp) []int64

type SyncPolicy 

type SyncPolicy interface {
	SelectSegments(buffers []*segmentBuffer, ts typeutil.Timestamp) []int64
	Reason() string
}

func GetDroppedSegmentPolicy 

func GetDroppedSegmentPolicy(meta metacache.MetaCache) SyncPolicy

func GetFlushTsPolicy 

func GetFlushTsPolicy(flushTimestamp *atomic.Uint64, meta metacache.MetaCache) SyncPolicy

func GetFullBufferPolicy 

func GetFullBufferPolicy() SyncPolicy

func GetOldestBufferPolicy 

func GetOldestBufferPolicy(num int) SyncPolicy

func GetSealedSegmentsPolicy 

func GetSealedSegmentsPolicy(meta metacache.MetaCache) SyncPolicy

func GetSyncStaleBufferPolicy 

func GetSyncStaleBufferPolicy(staleDuration time.Duration) SyncPolicy

type TimeRange 

type TimeRange struct {
	// contains filtered or unexported fields
}

TimeRange is a range of timestamp contains the min-timestamp and max-timestamp

func NewTimeRange 

func NewTimeRange(min, max typeutil.Timestamp) *TimeRange

func (*TimeRange) GetMaxTimestamp 

func (tr *TimeRange) GetMaxTimestamp() typeutil.Timestamp

func (*TimeRange) GetMinTimestamp 

func (tr *TimeRange) GetMinTimestamp() typeutil.Timestamp

func (*TimeRange) Merge 

func (tr *TimeRange) Merge(other *TimeRange)

type WriteBuffer 

type WriteBuffer interface {
	// HasSegment checks whether certain segment exists in this buffer.
	HasSegment(segmentID int64) bool
	// BufferData is the method to buffer dml data msgs.
	BufferData(insertMsgs []*msgstream.InsertMsg, deleteMsgs []*msgstream.DeleteMsg, startPos, endPos *msgpb.MsgPosition) error
	// FlushTimestamp set flush timestamp for write buffer
	SetFlushTimestamp(flushTs uint64)
	// GetFlushTimestamp get current flush timestamp
	GetFlushTimestamp() uint64
	// SealSegments is the method to perform `Sync` operation with provided options.
	SealSegments(ctx context.Context, segmentIDs []int64) error
	// DropPartitions mark segments as Dropped of the partition
	DropPartitions(partitionIDs []int64)
	// GetCheckpoint returns current channel checkpoint.
	// If there are any non-empty segment buffer, returns the earliest buffer start position.
	// Otherwise, returns latest buffered checkpoint.
	GetCheckpoint() *msgpb.MsgPosition
	// MemorySize returns the size in bytes currently used by this write buffer.
	MemorySize() int64
	// EvictBuffer evicts buffer to sync manager which match provided sync policies.
	EvictBuffer(policies ...SyncPolicy)
	// Close is the method to close and sink current buffer data.
	Close(ctx context.Context, drop bool)
}

WriteBuffer is the interface for channel write buffer. It provides abstraction for channel write buffer and pk bloom filter & L0 delta logic.

func NewBFWriteBuffer 

func NewBFWriteBuffer(channel string, metacache metacache.MetaCache, syncMgr syncmgr.SyncManager, option *writeBufferOption) (WriteBuffer, error)

func NewL0WriteBuffer 

func NewL0WriteBuffer(channel string, metacache metacache.MetaCache, syncMgr syncmgr.SyncManager, option *writeBufferOption) (WriteBuffer, error)

func NewWriteBuffer 

func NewWriteBuffer(channel string, metacache metacache.MetaCache, syncMgr syncmgr.SyncManager, opts ...WriteBufferOption) (WriteBuffer, error)

type WriteBufferOption 

type WriteBufferOption func(opt *writeBufferOption)

func WithDeletePolicy 

func WithDeletePolicy(policy string) WriteBufferOption

func WithIDAllocator 

func WithIDAllocator(allocator allocator.Interface) WriteBufferOption

func WithMetaWriter 

func WithMetaWriter(writer syncmgr.MetaWriter) WriteBufferOption

func WithPKStatsFactory 

func WithPKStatsFactory(factory metacache.PkStatsFactory) WriteBufferOption

func WithSyncPolicy 

func WithSyncPolicy(policy SyncPolicy) WriteBufferOption

Source Files

View all Source files

Jump to

Keyboard shortcuts

? : This menu
/ : Search site
f or F : Jump to
y or Y : Canonical URL
go.dev uses cookies from Google to deliver and enhance the quality of its services and to analyze traffic. Learn more.