org.apache.cassandra.cql3.statements

Class TruncateStatement

java.lang.Object

org.apache.cassandra.cql3.CQLStatement.Raw

org.apache.cassandra.cql3.statements.QualifiedStatement

org.apache.cassandra.cql3.statements.TruncateStatement

All Implemented Interfaces:

CQLStatement

public class TruncateStatement
extends QualifiedStatement
implements CQLStatement

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.cassandra.cql3.CQLStatement

CQLStatement.Raw

Field Summary

Fields inherited from class org.apache.cassandra.cql3.CQLStatement.Raw

bindVariables

Constructor Summary

Constructors

Constructor and Description
TruncateStatement(QualifiedName name)

Method Summary

Modifier and Type	Method and Description
void	authorize(ClientState state) Perform any access verification necessary for the statement.
ResultMessage	execute(QueryState state, QueryOptions options, long queryStartNanoTime) Execute the statement and return the resulting result or null if there is no result.
ResultMessage	executeLocally(QueryState state, QueryOptions options) Variant of execute used for internal query against the system tables, and thus only query the local node.
AuditLogContext	getAuditLogContext() Provides the context needed for audit logging statements.
TruncateStatement	prepare(ClientState state)
java.lang.String	toString()
void	validate(ClientState state) Perform additional validation required by the statment.

Methods inherited from class org.apache.cassandra.cql3.statements.QualifiedStatement

keyspace, name, setKeyspace, setKeyspace

Methods inherited from class org.apache.cassandra.cql3.CQLStatement.Raw

setBindVariables

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.cassandra.cql3.CQLStatement

getBindVariables, getFunctions, getPartitionKeyBindVariableIndexes, hasConditions

Constructor Detail

TruncateStatement

public TruncateStatement(QualifiedName name)

Method Detail

prepare

public TruncateStatement prepare(ClientState state)

Specified by:

prepare in class CQLStatement.Raw

authorize

public void authorize(ClientState state)
               throws InvalidRequestException,
                      UnauthorizedException

Description copied from interface: CQLStatement

Perform any access verification necessary for the statement.

Specified by:

authorize in interface CQLStatement

Parameters:

state - the current client state

Throws:

InvalidRequestException

UnauthorizedException

validate

public void validate(ClientState state)
              throws InvalidRequestException

Description copied from interface: CQLStatement

Perform additional validation required by the statment. To be overriden by subclasses if needed.

Specified by:

validate in interface CQLStatement

Parameters:

state - the current client state

Throws:

InvalidRequestException

execute

public ResultMessage execute(QueryState state,
                             QueryOptions options,
                             long queryStartNanoTime)
                      throws InvalidRequestException,
                             TruncateException

Description copied from interface: CQLStatement

Execute the statement and return the resulting result or null if there is no result.

Specified by:

execute in interface CQLStatement

Parameters:

state - the current query state

options - options for this query (consistency, variables, pageSize, ...)

queryStartNanoTime - the timestamp returned by System.nanoTime() when this statement was received

Throws:

InvalidRequestException

TruncateException

executeLocally

public ResultMessage executeLocally(QueryState state,
                                    QueryOptions options)

Description copied from interface: CQLStatement

Variant of execute used for internal query against the system tables, and thus only query the local node.

Specified by:

executeLocally in interface CQLStatement

Parameters:

state - the current query state

toString

public java.lang.String toString()

Overrides:

toString in class QualifiedStatement

getAuditLogContext

public AuditLogContext getAuditLogContext()

Description copied from interface: CQLStatement

Provides the context needed for audit logging statements.

Specified by:

getAuditLogContext in interface CQLStatement