存储（Storage）¶
存储级别（Storage Level）¶
- Disk
- Memory
- OffHeap(Unsafe、Zero-copy)
- Serialization
- Replication
操作（Operation）¶
LRU(Least Recently Used)
- Cache(persist(StorageLevel.MEMORY_AND_DISK))
- Persist(persist/unPersist/destroy)
- Checkpoint
存储（Store）¶
- Disk
- Memory(OnHeap/OffHeap)
统一内存管理（Unified Memory Management）¶
- Execution
- Storage
会话（Session）¶
- Metastore
- Local Session
- Global Session
洗牌（Shuffle）¶
- Read/Write
- Server/Client
- Pull/Push