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f030d58d95
* implemented distinct * implemented distinct * uses first cut of a buffer pool, and extendible hashing with thresholded spill to disk * tests * cleaned up some stuff around query plan output to make developing tooling easier * added optimization to call PQL Distinct() * fixed test * fix for passing wrong index name in orchestrator * back out change to DistinctTimestamp * fix other instance of wrong table name being passed * use full index name instead of abbreviated one for translation. sigh. * removed some unused code Co-authored-by: Matthew Jaffee <jaffee@pilosa.com>
21 lines
425 B
Go
21 lines
425 B
Go
package bufferpool
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// DiskManager is responsible for interacting with disk
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type DiskManager interface {
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// reads a page from the disk
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ReadPage(PageID) (*Page, error)
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// writes a page to the disk
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WritePage(*Page) error
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// allocates a page
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AllocatePage() (PageID, error)
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// deallocates a page
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DeallocatePage(PageID) error
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// returns on disk file size
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FileSize() int64
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// closes and does any clean up
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Close()
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}
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