io.crate.analyze

Class WhereClause

java.lang.Object

io.crate.analyze.QueryClause

io.crate.analyze.WhereClause

All Implemented Interfaces:

org.elasticsearch.common.io.stream.Streamable

public class WhereClause
extends QueryClause
implements org.elasticsearch.common.io.stream.Streamable

Field Summary

Fields

Modifier and Type	Field and Description
static WhereClause	MATCH_ALL
static WhereClause	NO_MATCH

Fields inherited from class io.crate.analyze.QueryClause

noMatch, query

Constructor Summary

Constructors

Constructor and Description
WhereClause(org.elasticsearch.common.io.stream.StreamInput in)
WhereClause(Symbol query)
WhereClause(Symbol normalizedQuery, DocKeys docKeys, java.util.List<java.lang.String> partitions)

Method Summary

Methods

Modifier and Type	Method and Description
com.google.common.base.Optional<java.util.Set<Symbol>>	clusteredBy()
void	clusteredBy(java.util.Set<Symbol> clusteredBy)
com.google.common.base.Optional<DocKeys>	docKeys()
void	docKeys(DocKeys docKeys)
boolean	equals(java.lang.Object o)
int	hashCode()
boolean	hasVersions()
WhereClause	normalize(EvaluatingNormalizer normalizer)
java.util.List<java.lang.String>	partitions() Returns a predefined list of partitions this query can be executed on instead of the entire partition set.
void	partitions(java.util.List<Literal> partitions)
void	readFrom(org.elasticsearch.common.io.stream.StreamInput in)
java.util.Set<java.lang.String>	routingValues()
java.lang.String	toString()
void	writeTo(org.elasticsearch.common.io.stream.StreamOutput out)

Methods inherited from class io.crate.analyze.QueryClause

canMatch, hasQuery, noMatch, query

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

MATCH_ALL

public static final WhereClause MATCH_ALL

NO_MATCH

public static final WhereClause NO_MATCH

Constructor Detail

WhereClause

public WhereClause(org.elasticsearch.common.io.stream.StreamInput in)
            throws java.io.IOException

Throws:

java.io.IOException

WhereClause

public WhereClause(@Nullable
           Symbol normalizedQuery,
           @Nullable
           DocKeys docKeys,
           @Nullable
           java.util.List<java.lang.String> partitions)

WhereClause

public WhereClause(@Nullable
           Symbol query)

Method Detail

normalize

public WhereClause normalize(EvaluatingNormalizer normalizer)

clusteredBy

public com.google.common.base.Optional<java.util.Set<Symbol>> clusteredBy()

routingValues

@Nullable
public java.util.Set<java.lang.String> routingValues()

clusteredBy

public void clusteredBy(@Nullable
               java.util.Set<Symbol> clusteredBy)

partitions

public void partitions(java.util.List<Literal> partitions)

docKeys

public void docKeys(@Nullable
           DocKeys docKeys)

docKeys

public com.google.common.base.Optional<DocKeys> docKeys()

partitions

public java.util.List<java.lang.String> partitions()

Returns a predefined list of partitions this query can be executed on instead of the entire partition set. If the list is empty no prefiltering can be done. Note that the NO_MATCH case has to be tested separately.

readFrom

public void readFrom(org.elasticsearch.common.io.stream.StreamInput in)
              throws java.io.IOException

Specified by:

readFrom in interface org.elasticsearch.common.io.stream.Streamable

Throws:

java.io.IOException

writeTo

public void writeTo(org.elasticsearch.common.io.stream.StreamOutput out)
             throws java.io.IOException

Specified by:

writeTo in interface org.elasticsearch.common.io.stream.Streamable

Throws:

java.io.IOException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

hasVersions

public boolean hasVersions()