org.apache.hadoop.hbase.hbql.statement.select
Interface SelectElement

All Superinterfaces:

Serializable

All Known Implementing Classes:

FamilySelectElement, SelectExpressionContext

public interface SelectElement
extends Serializable

Field Summary

static long

serialVersionUID

Method Summary

void	assignAsNamesForExpressions(SelectStatement selectStatement)
void	assignSelectValue(HConnectionImpl connection, Object newobj, int maxVerions, org.apache.hadoop.hbase.client.Result result)
String	asString()
String	getAsName()
List<ColumnAttrib>	getAttribsUsedInExpr()
String	getElementName()
List<NamedParameter>	getParameterList()
boolean	hasAsName()
boolean	isAFamilySelect()
boolean	isAnAggregateElement()
AggregateValue	newAggregateValue()
void	reset()
int	setParameter(String name, Object val)
void	validate(MappingContext mappingContext, HConnection connection)
void	validateTypes(boolean allowColumns, boolean allowCollections)

Field Detail

serialVersionUID

static final long serialVersionUID

See Also:

Constant Field Values

Method Detail

validate

void validate(MappingContext mappingContext,
              HConnection connection)
              throws HBqlException

Throws:

HBqlException

getAttribsUsedInExpr

List<ColumnAttrib> getAttribsUsedInExpr()

assignAsNamesForExpressions

void assignAsNamesForExpressions(SelectStatement selectStatement)

assignSelectValue

void assignSelectValue(HConnectionImpl connection,
                       Object newobj,
                       int maxVerions,
                       org.apache.hadoop.hbase.client.Result result)
                       throws HBqlException

Throws:

HBqlException

setParameter

int setParameter(String name,
                 Object val)
                 throws HBqlException

Throws:

HBqlException

getParameterList

List<NamedParameter> getParameterList()

reset

void reset()

getAsName

String getAsName()

getElementName

String getElementName()

hasAsName

boolean hasAsName()

isAFamilySelect

boolean isAFamilySelect()

asString

String asString()

newAggregateValue

AggregateValue newAggregateValue()
                                 throws HBqlException

Throws:

HBqlException

isAnAggregateElement

boolean isAnAggregateElement()

validateTypes

void validateTypes(boolean allowColumns,
                   boolean allowCollections)
                   throws HBqlException

Throws:

HBqlException