| Interface | Description | 
|---|---|
| IMetadataComponentSerializer<T extends MetadataComponent> | Metadata component serializer | 
| IMetadataSerializer | Interface for SSTable metadata serializer | 
| Class | Description | 
|---|---|
| CompactionMetadata | Compaction related SSTable metadata. | 
| CompactionMetadata.CompactionMetadataSerializer | |
| LegacyMetadataSerializer | Deprecated | 
| MetadataCollector | |
| MetadataCollector.MinMaxIntTracker | |
| MetadataCollector.MinMaxLongTracker | |
| MetadataComponent | MetadataComponent is a component for SSTable metadata and serialized to Stats.db. | 
| MetadataSerializer | Metadata serializer for SSTables  version >= 'k'. | 
| StatsMetadata | SSTable metadata that always stay on heap. | 
| StatsMetadata.StatsMetadataSerializer | |
| ValidationMetadata | SSTable metadata component used only for validating SSTable. | 
| ValidationMetadata.ValidationMetadataSerializer | 
| Enum | Description | 
|---|---|
| MetadataType | Defines Metadata component type. | 
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