Unpin unpins a frame, indicating that it can now be victimized

Victim removes the victim frame as defined by the replacement policy

NewResponse creates a response for web server given a buffer pool manager

Pin pins a frame, indicating that it should not be victimized until it is unpinned

Size returns the size of the clock

DecPinCount decrements pin count

FlushPage Flushes the target page to disk.

NewClockReplacer instantiates a new clock replacer

DeletePage deletes a page from the buffer pool.

FetchPage fetches the requested page from the buffer pool.

FlushAllpages flushes all the pages in the buffer pool to disk.

ID retunds the page id

NewBufferPoolManager returns a empty buffer pool manager

NewDiskManagerMock returns a in-memory mock of disk manager

NewPage allocates a new page in the buffer pool with the disk manager help

PinCount retunds the pin count

UnpinPage unpins the target page from the buffer pool.

AllocatePage allocates one more page

DeallocatePage removes page from disk

ReadPage reads a page from pages

WritePage writes a page in memory to pages