part.h File Reference

Define the class ibis::part. More...

#include "column.h"
#include "resource.h"
#include <string>
#include <vector>

Go to the source code of this file.

Namespaces
namespace	ibis
namespace	ibis::util
Classes
class	ibis::part
	The class ibis::part represents a partition of a relational table. More...
class	ibis::part::advisoryLock
	An non-blocking version of writeLock. More...
class	ibis::part::barrel
	To read a list of variables at the same time. More...
class	ibis::part::cleaner
	A cleaner to be used by the fileManager::unload function. More...
struct	ibis::part::indexBuilderPool
struct	ibis::part::info
	A simple class to describe an ibis::part object. More...
class	ibis::part::mutexLock
	Provide a mutual exclusion lock on an ibis::part object. More...
class	ibis::part::readLock
	Provide a read lock on an ibis::part. More...
struct	ibis::part::thrArg
class	ibis::part::vault
	To read variables in certain order. More...
class	ibis::part::writeLock
	Provide a write lock on an ibis::part. More...
Functions
unsigned	ibis::util::tablesFromDir (ibis::partList &tlist, const char *dir1)
	Examining the given director to look for the metadata files and constructs ibis::part.
unsigned	ibis::util::tablesFromDir (ibis::partList &tables, const char *adir, const char *bdir)
	Read the two directories, if there are matching subdirs, construct an ibis::part from them.
unsigned	ibis::util::tablesFromResources (ibis::partList &tables, const ibis::resource &res)
	Reconstruct partitions using data directories specified in the resources.

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Detailed Description

Define the class ibis::part.

This class defines some rudimentary functions for managing a vertically partitioned data partition and answering simple queries. It also provides limited number of functions to modify the data partition.