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compaction

package

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Versions in this module

v0

v0.7.0

Sep 28, 2026

Changes in this version

+ const DefaultDeleteRatioThreshold

+ func CollectDeadEqualityDeletesWithSpecs(ctx context.Context, fs iceio.IO, specs PartitionSpecLookup, ...) ([]iceberg.DataFile, error)

+ func CollectDeadPositionDeletes(ctx context.Context, fs iceio.IO, snap *table.Snapshot, ...) ([]iceberg.DataFile, error)

+ func DecideDeadEqualityDeletesWithSpecs(survey *SurvivorSurvey, candidates []iceberg.ManifestEntry, ...) ([]iceberg.DataFile, error)

type Config

+ DeleteRatioThreshold float64

+ type PartitionSpecLookup interface

+ PartitionSpecByID func(int) *iceberg.PartitionSpec

type SurvivorSurvey

+ func (s *SurvivorSurvey) AddSurvivorWithSpec(specID int32, partition map[int]any, seq int64)

v0.7.0-rc0

Sep 28, 2026

v0.6.0

May 21, 2026

Changes in this version

+ const DefaultMinInputFiles

+ const DefaultPackingLookback

+ func CollectDeadEqualityDeletes(ctx context.Context, fs iceio.IO, snap *table.Snapshot, ...) ([]iceberg.DataFile, error)

+ func DecideDeadEqualityDeletes(survey *SurvivorSurvey, candidates []iceberg.ManifestEntry) []iceberg.DataFile

+ type Config struct

+ DeleteFileThreshold int

+ MaxFileSizeBytes int64

+ MinFileSizeBytes int64

+ MinInputFiles uint

+ PackingLookback uint

+ PreserveDeadEqualityDeletes bool

+ TargetFileSizeBytes int64

+ func DefaultConfig() Config

+ func (cfg Config) PlanCompaction(tasks []table.FileScanTask) (Plan, error)

+ func (cfg Config) Validate() error

+ type Group struct

+ DeleteFileCount int

+ PartitionKey string

+ Tasks []table.FileScanTask

+ TotalSizeBytes int64

+ type Plan struct

+ EstOutputBytes int64

+ EstOutputFiles int

+ Groups []Group

+ SkippedFiles int

+ TotalInputBytes int64

+ TotalInputFiles int

+ func Analyze(ctx context.Context, tbl *table.Table, cfg Config) (Plan, error)

+ type SurvivorSurvey struct

+ EmptyPartMinSeq int64

+ PartMinSeq map[string]int64

+ func NewSurvivorSurvey() *SurvivorSurvey

+ func (s *SurvivorSurvey) AddSurvivor(partition map[int]any, seq int64)

v0.6.0-rc2

May 21, 2026

v0.6.0-rc1

May 21, 2026

v0.6.0-rc0

May 18, 2026