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, timestamp, timeToLive

Constructor Summary

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

Method Summary

java.util.List<Term>	getColumns()
java.util.List<Term>	getKeys()
RowMutation	mutationForKey(java.nio.ByteBuffer key, java.lang.String keyspace, java.lang.Long timestamp, ClientState clientState)
java.util.List<IMutation>	prepareRowMutations(java.lang.String keyspace, ClientState clientState) Convert statement into a list of mutations to apply on the server
java.util.List<IMutation>	prepareRowMutations(java.lang.String keyspace, ClientState clientState, java.lang.Long timestamp) 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, 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 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,
                                                     ClientState clientState)
                                              throws org.apache.cassandra.thrift.InvalidRequestException

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:

org.apache.cassandra.thrift.InvalidRequestException - on the wrong request

prepareRowMutations

public java.util.List<IMutation> prepareRowMutations(java.lang.String keyspace,
                                                     ClientState clientState,
                                                     java.lang.Long timestamp)
                                              throws org.apache.cassandra.thrift.InvalidRequestException

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:

org.apache.cassandra.thrift.InvalidRequestException - on the wrong request

mutationForKey

public RowMutation mutationForKey(java.nio.ByteBuffer key,
                                  java.lang.String keyspace,
                                  java.lang.Long timestamp,
                                  ClientState clientState)
                           throws org.apache.cassandra.thrift.InvalidRequestException

Throws:

org.apache.cassandra.thrift.InvalidRequestException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object