Blob
Questions:
- PinnableSlice 这个作用是啥
- rocksdb的blob和pingcap的titan之间关系?实现逻辑?
- Blob文件是怎么选择的
Blob将key和value分来开存储。
// A wrapped database which puts values of KV pairs in a separate log
// and store location to the log in the underlying DB.
Blob Log
blob log format
blob index
Open
Blob open
Put
BlobPut
Get
BlobGet