org.apache.ignite.internal.processors.cache.query

Class GridCacheSqlQuery

java.lang.Object

org.apache.ignite.internal.processors.cache.query.GridCacheSqlQuery

All Implemented Interfaces:

Serializable, Message

public class GridCacheSqlQuery
extends Object
implements Message

Query.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static Object[]	EMPTY_PARAMS

Fields inherited from interface org.apache.ignite.plugin.extensions.communication.Message

DIRECT_TYPE_SIZE

Constructor Summary

Constructors

Constructor and Description
GridCacheSqlQuery() For Message.
GridCacheSqlQuery(String qry)

Method Summary

Modifier and Type	Method and Description
LinkedHashMap<String,?>	columns()
GridCacheSqlQuery	columns(LinkedHashMap<String,?> columns)
GridCacheSqlQuery	copy()
Object[]	derivedPartitions()
GridCacheSqlQuery	derivedPartitions(Object[] derivedPartitions)
short	directType() Gets message type.
byte	fieldsCount() Gets fields count.
boolean	hasSubQueries()
GridCacheSqlQuery	hasSubQueries(boolean hasSubQries)
boolean	isPartitioned()
UUID	node()
GridCacheSqlQuery	node(UUID node)
void	onAckReceived() Method called when ack message received.
int[]	parameterIndexes()
GridCacheSqlQuery	parameterIndexes(int[] paramIdxs)
Object[]	parameters(Object[] allParams)
void	partitioned(boolean partitioned)
String	query()
GridCacheSqlQuery	query(String qry)
boolean	readFrom(ByteBuffer buf, MessageReader reader) Reads this message from provided byte buffer.
List<?>	sortColumns()
void	sortColumns(List<?> sort)
String	toString()
boolean	writeTo(ByteBuffer buf, MessageWriter writer) Writes this message to provided byte buffer.

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY_PARAMS

public static final Object[] EMPTY_PARAMS

Constructor Detail

GridCacheSqlQuery

public GridCacheSqlQuery()

For Message.

GridCacheSqlQuery

public GridCacheSqlQuery(String qry)

Parameters:

qry - Query.

Method Detail

columns

public LinkedHashMap<String,?> columns()

Returns:

Columns.

columns

public GridCacheSqlQuery columns(LinkedHashMap<String,?> columns)

Parameters:

columns - Columns.

Returns:

this.

query

public String query()

Returns:

Query.

query

public GridCacheSqlQuery query(String qry)

Parameters:

qry - Query.

Returns:

this.

parameterIndexes

public int[] parameterIndexes()

Returns:

Parameter indexes.

parameterIndexes

public GridCacheSqlQuery parameterIndexes(int[] paramIdxs)

Parameters:

paramIdxs - Parameter indexes.

Returns:

this.

onAckReceived

public void onAckReceived()

Method called when ack message received.

Specified by:

onAckReceived in interface Message

toString

public String toString()

Overrides:

toString in class Object

writeTo

public boolean writeTo(ByteBuffer buf,
                       MessageWriter writer)

Writes this message to provided byte buffer.

Specified by:

writeTo in interface Message

Parameters:

buf - Byte buffer.

writer - Writer.

Returns:

Whether message was fully written.

readFrom

public boolean readFrom(ByteBuffer buf,
                        MessageReader reader)

Reads this message from provided byte buffer.

Specified by:

readFrom in interface Message

Parameters:

buf - Byte buffer.

reader - Reader.

Returns:

Whether message was fully read.

directType

public short directType()

Gets message type.

Specified by:

directType in interface Message

Returns:

Message type.

fieldsCount

public byte fieldsCount()

Gets fields count.

Specified by:

fieldsCount in interface Message

Returns:

Fields count.

copy

public GridCacheSqlQuery copy()

Returns:

Copy.

sortColumns

public void sortColumns(List<?> sort)

Parameters:

sort - Sort columns.

sortColumns

public List<?> sortColumns()

Returns:

Sort columns.

partitioned

public void partitioned(boolean partitioned)

Parameters:

partitioned - If the query contains partitioned tables.

isPartitioned

public boolean isPartitioned()

Returns:

true If the query contains partitioned tables.

node

public UUID node()

Returns:

Single node to execute the query on or null if need to execute on all the nodes.

node

public GridCacheSqlQuery node(UUID node)

Parameters:

node - Single node to execute the query on or null if need to execute on all the nodes.

Returns:

this.

parameters

public Object[] parameters(Object[] allParams)

Parameters:

allParams - All parameters.

Returns:

Parameters only for this query.

derivedPartitions

public Object[] derivedPartitions()

Returns:

Derived partitions.

derivedPartitions

public GridCacheSqlQuery derivedPartitions(Object[] derivedPartitions)

Parameters:

derivedPartitions - Derived partitions.

Returns:

this.

hasSubQueries

public boolean hasSubQueries()

Returns:

true if query contains sub-queries.

hasSubQueries

public GridCacheSqlQuery hasSubQueries(boolean hasSubQries)

Parameters:

hasSubQries - Flag indicating that query contains sub-queries.

Returns:

this.