org.apache.cassandra.cql

Class DeleteStatement

java.lang.Object

org.apache.cassandra.cql.AbstractModification

org.apache.cassandra.cql.DeleteStatement

public class DeleteStatement
extends AbstractModification

A DELETE parsed from a CQL query statement.

Field Summary

Fields inherited from class org.apache.cassandra.cql.AbstractModification

cLevel, columnFamily, defaultConsistency, keyName, keyspace, timestamp, timeToLive

Constructor Summary

Constructors

Constructor and Description
DeleteStatement(java.util.List<Term> columns, java.lang.String keyspace, java.lang.String columnFamily, java.lang.String keyName, java.util.List<Term> keys, Attributes attrs)

Method Summary

Methods

Modifier and Type	Method and Description
java.util.List<Term>	getColumns()
java.util.List<Term>	getKeys()
RowMutation	mutationForKey(java.nio.ByteBuffer key, java.lang.String keyspace, java.lang.Long timestamp, ThriftClientState clientState, java.util.List<java.nio.ByteBuffer> variables, CFMetaData metadata)
java.util.List<IMutation>	prepareRowMutations(java.lang.String keyspace, ThriftClientState clientState, java.util.List<java.nio.ByteBuffer> variables) Convert statement into a list of mutations to apply on the server
java.util.List<IMutation>	prepareRowMutations(java.lang.String keyspace, ThriftClientState clientState, java.lang.Long timestamp, java.util.List<java.nio.ByteBuffer> variables) Convert statement into a list of mutations to apply on the server
java.lang.String	toString()

Methods inherited from class org.apache.cassandra.cql.AbstractModification

getColumnFamily, getConsistencyLevel, getKeyspace, getTimestamp, getTimeToLive, isSetConsistencyLevel, isSetTimestamp

Methods inherited from class java.lang.Object

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

Constructor Detail

DeleteStatement

public DeleteStatement(java.util.List<Term> columns,
               java.lang.String keyspace,
               java.lang.String columnFamily,
               java.lang.String keyName,
               java.util.List<Term> keys,
               Attributes attrs)

Method Detail

getColumns

public java.util.List<Term> getColumns()

getKeys

public java.util.List<Term> getKeys()

prepareRowMutations

public java.util.List<IMutation> prepareRowMutations(java.lang.String keyspace,
                                            ThriftClientState clientState,
                                            java.util.List<java.nio.ByteBuffer> variables)
                                              throws InvalidRequestException,
                                                     UnauthorizedException

Description copied from class: AbstractModification

Convert statement into a list of mutations to apply on the server

Specified by:

prepareRowMutations in class AbstractModification

Parameters:

keyspace - The working keyspace

clientState - current client status

Returns:

list of the mutations

Throws:

InvalidRequestException - on the wrong request

UnauthorizedException

prepareRowMutations

public java.util.List<IMutation> prepareRowMutations(java.lang.String keyspace,
                                            ThriftClientState clientState,
                                            java.lang.Long timestamp,
                                            java.util.List<java.nio.ByteBuffer> variables)
                                              throws InvalidRequestException,
                                                     UnauthorizedException

Description copied from class: AbstractModification

Convert statement into a list of mutations to apply on the server

Specified by:

prepareRowMutations in class AbstractModification

Parameters:

keyspace - The working keyspace

clientState - current client status

timestamp - global timestamp to use for all mutations

Returns:

list of the mutations

Throws:

InvalidRequestException - on the wrong request

UnauthorizedException

mutationForKey

public RowMutation mutationForKey(java.nio.ByteBuffer key,
                         java.lang.String keyspace,
                         java.lang.Long timestamp,
                         ThriftClientState clientState,
                         java.util.List<java.nio.ByteBuffer> variables,
                         CFMetaData metadata)
                           throws InvalidRequestException

Throws:

InvalidRequestException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object