uk.ac.bbk.dcs.automed.qproc.iql
Class CellAnnotationConstants

java.lang.Object
  uk.ac.bbk.dcs.automed.qproc.iql.CellAnnotationConstants

public class CellAnnotationConstants
extends java.lang.Object

Author:

Dimitris Fourkiotis, Lucas Zamboulis

Field Summary

static int	ANNOTATION_COMP_ARG Cell is a comp, but not the root
static int	ANNOTATION_COMP_ROOT Cell is the root of a comprehension
static int	ANNOTATION_KWQUERY_ACTIVE Applied to a scheme cell to indicate that it is being processed by a target peer
static int	ANNOTATION_OPT_DO_NOT_UNNEST Hint to optimisers so as not to unnest the comprehension whose root is annotated like this.
static int	ANNOTATION_OTHER Not a comp.
static int	ANNOTATION_PARALLELISATION_LEVEL_FOUR All functions with arity > 1 (+ all lower levels).
static int	ANNOTATION_PARALLELISATION_LEVEL_ONE Basic collection functions
static int	ANNOTATION_PARALLELISATION_LEVEL_THREE Arithmetic and comparison functions (+ all lower levels).
static int	ANNOTATION_PARALLELISATION_LEVEL_TWO Comprehensions (+ all lower levels).
static int	ANNOTATION_PARALLELISATION_LEVEL_ZERO No threading

Constructor Summary

CellAnnotationConstants()

Method Summary

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

ANNOTATION_COMP_ROOT

public static final int ANNOTATION_COMP_ROOT

Cell is the root of a comprehension

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Constant Field Values

ANNOTATION_COMP_ARG

public static final int ANNOTATION_COMP_ARG

Cell is a comp, but not the root

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Constant Field Values

ANNOTATION_OTHER

public static final int ANNOTATION_OTHER

Not a comp.

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Constant Field Values

ANNOTATION_OPT_DO_NOT_UNNEST

public static final int ANNOTATION_OPT_DO_NOT_UNNEST

Hint to optimisers so as not to unnest the comprehension whose root is annotated like this.

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Constant Field Values

ANNOTATION_PARALLELISATION_LEVEL_ZERO

public static final int ANNOTATION_PARALLELISATION_LEVEL_ZERO

No threading

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Constant Field Values

ANNOTATION_PARALLELISATION_LEVEL_ONE

public static final int ANNOTATION_PARALLELISATION_LEVEL_ONE

Basic collection functions

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Constant Field Values

ANNOTATION_PARALLELISATION_LEVEL_TWO

public static final int ANNOTATION_PARALLELISATION_LEVEL_TWO

Comprehensions (+ all lower levels).

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Constant Field Values

ANNOTATION_PARALLELISATION_LEVEL_THREE

public static final int ANNOTATION_PARALLELISATION_LEVEL_THREE

Arithmetic and comparison functions (+ all lower levels).

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Constant Field Values

ANNOTATION_PARALLELISATION_LEVEL_FOUR

public static final int ANNOTATION_PARALLELISATION_LEVEL_FOUR

All functions with arity > 1 (+ all lower levels).

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Constant Field Values

ANNOTATION_KWQUERY_ACTIVE

public static final int ANNOTATION_KWQUERY_ACTIVE

Applied to a scheme cell to indicate that it is being processed by a target peer

See Also:

Constant Field Values

Constructor Detail

CellAnnotationConstants

public CellAnnotationConstants()