Collaboration diagram for com.cloudera.impala.planner.ValueRange:

Public Member Functions
boolean	isEqRange ()

boolean	isInRange (Analyzer analyzer, Expr valueExpr) throws InternalException

Static Public Member Functions
static ValueRange	createEqRange (Expr valueExpr)

Package Functions
Expr	getLowerBound ()

void	setLowerBound (Expr e)

boolean	getLowerBoundInclusive ()

void	setLowerBoundInclusive (boolean b)

Expr	getUpperBound ()

void	setUpperBound (Expr e)

boolean	getUpperBoundInclusive ()

void	setUpperBoundInclusive (boolean b)

Private Attributes
Expr	lowerBound_

boolean	lowerBoundInclusive_

Expr	upperBound_

boolean	upperBoundInclusive_

Static Private Attributes
static final Logger	LOG = LoggerFactory.getLogger(ValueRange.class)

Detailed Description

Representation of a two-sided interval of values. Either one of the sides is optional, and can be exclusive or inclusive. For a range representing a single value, both bounds are set.

Definition at line 35 of file ValueRange.java.

Member Function Documentation

static ValueRange com.cloudera.impala.planner.ValueRange.createEqRange ( Expr valueExpr )

inlinestatic

Definition at line 52 of file ValueRange.java.

Expr com.cloudera.impala.planner.ValueRange.getLowerBound ( )

inlinepackage

Definition at line 43 of file ValueRange.java.

References com.cloudera.impala.planner.ValueRange.lowerBound_.

Referenced by com.cloudera.impala.planner.HBaseScanNode.setStartStopKey().

boolean com.cloudera.impala.planner.ValueRange.getLowerBoundInclusive ( )

inlinepackage

Definition at line 45 of file ValueRange.java.

References com.cloudera.impala.planner.ValueRange.lowerBoundInclusive_.

Expr com.cloudera.impala.planner.ValueRange.getUpperBound ( )

inlinepackage

Definition at line 47 of file ValueRange.java.

References com.cloudera.impala.planner.ValueRange.upperBound_.

Referenced by com.cloudera.impala.planner.HBaseScanNode.setStartStopKey().

boolean com.cloudera.impala.planner.ValueRange.getUpperBoundInclusive ( )

inlinepackage

Definition at line 49 of file ValueRange.java.

References com.cloudera.impala.planner.ValueRange.upperBoundInclusive_.

boolean com.cloudera.impala.planner.ValueRange.isEqRange ( )

inline

Definition at line 61 of file ValueRange.java.

References com.cloudera.impala.planner.ValueRange.lowerBound_, com.cloudera.impala.planner.ValueRange.lowerBoundInclusive_, com.cloudera.impala.planner.ValueRange.upperBound_, and com.cloudera.impala.planner.ValueRange.upperBoundInclusive_.

Referenced by com.cloudera.impala.planner.HBaseScanNode.computeStats().

boolean com.cloudera.impala.planner.ValueRange.isInRange	(	Analyzer	analyzer,
		Expr	valueExpr
	)		throws InternalException

inline

Determines whether a given constant expr is within the range. Does this by constructing predicate that represents the range, with the valueExpr inserted appropriately, and then calls the backend for evaluation.

Definition at line 71 of file ValueRange.java.

References com.cloudera.impala.planner.ValueRange.lowerBound_, com.cloudera.impala.planner.ValueRange.lowerBoundInclusive_, com.cloudera.impala.planner.ValueRange.upperBound_, and com.cloudera.impala.planner.ValueRange.upperBoundInclusive_.

void com.cloudera.impala.planner.ValueRange.setLowerBound ( Expr e )

inlinepackage

Definition at line 44 of file ValueRange.java.

References com.cloudera.impala.planner.ValueRange.lowerBound_.

void com.cloudera.impala.planner.ValueRange.setLowerBoundInclusive ( boolean b )

inlinepackage

Definition at line 46 of file ValueRange.java.

References com.cloudera.impala.planner.ValueRange.lowerBoundInclusive_.

void com.cloudera.impala.planner.ValueRange.setUpperBound ( Expr e )

inlinepackage