Uses of Class
com.pervasive.datarush.tokens.record.JoinKey

Packages that use JoinKey

Package	Description
com.pervasive.datarush.operators.join	Provides operators for joining together two data sets into a single one.
com.pervasive.datarush.tokens.record	Provides implementations of and utilities for record valued tokens.

Uses of JoinKey in com.pervasive.datarush.operators.join

Methods in com.pervasive.datarush.operators.join that return JoinKey

Modifier and Type	Method and Description
JoinKey[]	FilterExistJoinProcess.getJoinKeys()
JoinKey[]	AbstractRelationalJoin.getJoinKeys() Returns the join keys to use when performing the join.

Methods in com.pervasive.datarush.operators.join with parameters of type JoinKey

Modifier and Type	Method and Description
protected RecordPort	SemiJoin.composeJoin(CompositionContext ctx, RecordPort left, RecordPort right, JoinKey[] keys) Deprecated.
protected RecordPort	Join.composeJoin(CompositionContext ctx, RecordPort left, RecordPort right, JoinKey[] keys)
protected RecordPort	FilterExistingRows.composeJoin(CompositionContext ctx, RecordPort left, RecordPort right, JoinKey[] keys)
protected abstract RecordPort	AbstractRelationalJoin.composeJoin(CompositionContext ctx, RecordPort left, RecordPort right, JoinKey[] keys)
void	FilterExistJoinProcess.setJoinKeys(JoinKey[] joinKeys)
void	AbstractRelationalJoin.setJoinKeys(JoinKey[] joinKeys) Sets the join keys to use when performing the join.

Method parameters in com.pervasive.datarush.operators.join with type arguments of type JoinKey

Modifier and Type	Method and Description
void	AbstractRelationalJoin.setJoinKeys(List<JoinKey> joinKeys) Sets the join keys to use when performing the join.

Constructors in com.pervasive.datarush.operators.join with parameters of type JoinKey

Constructor and Description
FilterExistingRows(JoinKey[] joinKeys) Performs a filter with the given set of join keys
Join(JoinKey[] joinKeys) Performs a join with the given set of join keys
SemiJoin(JoinKey[] joinKeys) Deprecated. Performs a semi-join with the given set of join keys

Constructor parameters in com.pervasive.datarush.operators.join with type arguments of type JoinKey

Constructor and Description
FilterExistingRows(List<JoinKey> joinKeys) Performs a filter with the given set of join keys
Join(List<JoinKey> joinKeys) Performs a join with the given set of join keys
SemiJoin(List<JoinKey> joinKeys) Deprecated. Performs a semi-join with the given set of join keys

Uses of JoinKey in com.pervasive.datarush.tokens.record

Methods in com.pervasive.datarush.tokens.record that return JoinKey

Modifier and Type	Method and Description
JoinKey	SortedJoinKey.getKey() Get the left field name associated with this key.
static JoinKey[]	SortedJoinKey.getKeys(SortedJoinKey... joinKeys) Extract the join keys from several keys.
static JoinKey[]	JoinKey.keys(String... names) Create multiple keys.
static JoinKey[]	JoinKey.makeJoinKeys(String[] leftKeyNames, String[] rightKeyNames) Create multiple keys.

Methods in com.pervasive.datarush.tokens.record with parameters of type JoinKey

Modifier and Type	Method and Description
static SortedJoinKey[]	SortedJoinKey.asc(JoinKey... keys) Create multiple ascending keys.
static SortedJoinKey[]	SortedJoinKey.desc(JoinKey... names) Create multiple descending keys.
static String[]	JoinKey.getLeftNames(JoinKey... joinKeys) Extract the left field names from several keys.
static String[]	JoinKey.getRightNames(JoinKey... joinKeys) Extract the right field names from several keys.
static SortedJoinKey[]	SortedJoinKey.makeJoinKeys(TokenOrder[] order, JoinKey[] names) Create multiple keys using the specified order.
static SortedJoinKey[]	SortedJoinKey.makeJoinKeys(TokenOrder order, JoinKey... names) Create multiple keys using the specified order.

Constructors in com.pervasive.datarush.tokens.record with parameters of type JoinKey

Constructor and Description
SortedJoinKey(JoinKey key, TokenOrder ordering) Create a key using the specified order.