Package com.ibm.fhir.database.utils.query

Class FromJoin

java.lang.Object

com.ibm.fhir.database.utils.query.FromItem

com.ibm.fhir.database.utils.query.FromJoin

public class FromJoin
extends FromItem

Models a JOIN element in the from clause

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	FromJoin.JoinType

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	FromJoin(FromJoin.JoinType joinType, RowSource rowSource, Alias alias, ExpNode joinOnPredicate)	Protected constructor
protected	FromJoin(FromJoin.JoinType joinType, RowSource rowSource, ExpNode joinOnPredicate)	Protected constructor for a join which doesn't include an alias

Method Summary

Modifier and Type	Method	Description
boolean	isAnsiJoin()	Is this an ANSI-style join?
<T> T	render(StatementRenderer<T> renderer)	Render this item using the given renderer
String	toPrettyString(boolean pretty)	Render a string version of the item (for use when debugging)
String	toString()

Methods inherited from class com.ibm.fhir.database.utils.query.FromItem

getAlias

Methods inherited from class java.lang.Object

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

Constructor Detail

FromJoin

protected FromJoin(FromJoin.JoinType joinType,
                   RowSource rowSource,
                   Alias alias,
                   ExpNode joinOnPredicate)

Protected constructor

Parameters:

joinType -

rowSource -

alias -

joinOnPredicate -

FromJoin

protected FromJoin(FromJoin.JoinType joinType,
                   RowSource rowSource,
                   ExpNode joinOnPredicate)

Protected constructor for a join which doesn't include an alias

Parameters:

joinType -

rowSource -

joinOnPredicate -

Method Detail

isAnsiJoin

public boolean isAnsiJoin()

Description copied from class: FromItem

Is this an ANSI-style join?

Overrides:

isAnsiJoin in class FromItem

Returns:

toString

public String toString()

Overrides:

toString in class FromItem

toPrettyString

public String toPrettyString(boolean pretty)

Description copied from class: FromItem

Render a string version of the item (for use when debugging)

Overrides:

toPrettyString in class FromItem

Returns:

render

public <T> T render(StatementRenderer<T> renderer)

Description copied from class: FromItem

Render this item using the given renderer

Overrides:

render in class FromItem

Returns: