org.apache.cassandra.cql3.statements

Class AlterTableStatement

java.lang.Object

org.apache.cassandra.cql3.statements.ParsedStatement

org.apache.cassandra.cql3.statements.CFStatement

org.apache.cassandra.cql3.statements.SchemaAlteringStatement

org.apache.cassandra.cql3.statements.AlterTableStatement

All Implemented Interfaces:

CQLStatement

public class AlterTableStatement
extends SchemaAlteringStatement

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	AlterTableStatement.Type

Nested classes/interfaces inherited from class org.apache.cassandra.cql3.statements.ParsedStatement

ParsedStatement.Prepared

Field Summary

Fields

Modifier and Type	Field and Description
AlterTableStatement.Type	oType
ColumnIdentifier.Raw	rawColumnName
CQL3Type	validator

Fields inherited from class org.apache.cassandra.cql3.statements.CFStatement

cfName

Constructor Summary

Constructors

Constructor and Description
AlterTableStatement(CFName name, AlterTableStatement.Type type, ColumnIdentifier.Raw columnName, CQL3Type validator, CFPropDefs cfProps, java.util.Map<ColumnIdentifier.Raw,ColumnIdentifier.Raw> renames, boolean isStatic)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	announceMigration() Announces the migration to other nodes in the cluster.
ResultMessage.SchemaChange.Change	changeType()
void	checkAccess(ClientState state) Perform any access verification necessary for the statement.
java.lang.String	toString()
void	validate(ClientState state) Perform additional validation required by the statment.

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

execute, executeInternal, getBoundTerms, prepare, prepareKeyspace

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

columnFamily, keyspace

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

getBoundVariables, setBoundVariables

Methods inherited from class java.lang.Object

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

Field Detail

oType

public final AlterTableStatement.Type oType

validator

public final CQL3Type validator

rawColumnName

public final ColumnIdentifier.Raw rawColumnName

Constructor Detail

AlterTableStatement

public AlterTableStatement(CFName name,
                   AlterTableStatement.Type type,
                   ColumnIdentifier.Raw columnName,
                   CQL3Type validator,
                   CFPropDefs cfProps,
                   java.util.Map<ColumnIdentifier.Raw,ColumnIdentifier.Raw> renames,
                   boolean isStatic)

Method Detail

checkAccess

public void checkAccess(ClientState state)
                 throws UnauthorizedException,
                        InvalidRequestException

Description copied from interface: CQLStatement

Perform any access verification necessary for the statement.

Parameters:

state - the current client state

Throws:

UnauthorizedException

InvalidRequestException

validate

public void validate(ClientState state)

Description copied from interface: CQLStatement

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

Parameters:

state - the current client state

announceMigration

public boolean announceMigration()
                          throws RequestValidationException

Description copied from class: SchemaAlteringStatement

Announces the migration to other nodes in the cluster.

Specified by:

announceMigration in class SchemaAlteringStatement

Returns:

true if the execution of this statement resulted in a schema change, false otherwise (when IF NOT EXISTS is used, for example)

Throws:

RequestValidationException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

changeType

public ResultMessage.SchemaChange.Change changeType()

Specified by:

changeType in class SchemaAlteringStatement