pf_manager.h

来自「斯坦福大学数据库实现的代码,非常好的.可以了解数据库系统的实现」· C头文件 代码 · 共 24 行

/*
 *  The PF_Manager class contains methods that can be used
 *  to create/destroy or open/close paged files.
 */

#ifndef PF_MANAGER_H
#define PF_MANAGER_H

#include "PF_FileHandle.h"

class PF_Manager {
public:
	/* Creates a paged file */
	RC CreateFile (const char *fileName) const;
	/* Destroys a paged file */
	RC DestroyFile (const char *fileName) const;
	/* Opens a paged file and returns a handle to it */
	RC OpenFile (const char *fileName, PF_FileHandle &fileHandle) const;
	/* Closes the paged file attached to the given handle */
	RC CloseFile (PF_FileHandle &fileHandle) const;
};

#endif