Record Class QueryPlan.Join

java.lang.Object

java.lang.Record

com.loomcache.server.query.QueryPlan.Join

Record Components:

joinType - the type of join (INNER, LEFT, RIGHT, CROSS)

joinCondition - the join condition predicate

joinTableAlias - the alias for the joined table

Enclosing class:

QueryPlan

public static record QueryPlan.Join(String joinType, Predicate joinCondition, String joinTableAlias)
extends Record

Join specification for SQL JOIN operations.

Constructor Summary

Constructors

Constructor	Description
Join(String joinType, Predicate joinCondition, String joinTableAlias)	Creates an instance of a Join record class.

Method Summary

Modifier and Type	Method	Description
final boolean	equals(Object o)	Indicates whether some other object is "equal to" this one.
final int	hashCode()	Returns a hash code value for this object.
Predicate	joinCondition()	Returns the value of the joinCondition record component.
String	joinTableAlias()	Returns the value of the joinTableAlias record component.
String	joinType()	Returns the value of the joinType record component.
final String	toString()	Returns a string representation of this record class.

Methods inherited from class Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

Join

public Join(String joinType,
 Predicate joinCondition,
 String joinTableAlias)

Creates an instance of a Join record class.

Parameters:

joinType - the value for the joinType record component

joinCondition - the value for the joinCondition record component

joinTableAlias - the value for the joinTableAlias record component

Method Details

toString

public final String toString()

Returns a string representation of this record class. The representation contains the name of the class, followed by the name and value of each of the record components.

Specified by:

toString in class Record

Returns:

a string representation of this object

hashCode

public final int hashCode()

Returns a hash code value for this object. The value is derived from the hash code of each of the record components.

Specified by:

hashCode in class Record

Returns:

a hash code value for this object

equals

public final boolean equals(Object o)

Indicates whether some other object is "equal to" this one. The objects are equal if the other object is of the same class and if all the record components are equal. All components in this record class are compared with Objects::equals(Object,Object).

Specified by:

equals in class Record

Parameters:

o - the object with which to compare

Returns:

true if this object is the same as the o argument; false otherwise.

joinType

public String joinType()

Returns the value of the joinType record component.

Returns:

the value of the joinType record component

joinCondition

public Predicate joinCondition()

Returns the value of the joinCondition record component.

Returns:

the value of the joinCondition record component

joinTableAlias

public String joinTableAlias()

Returns the value of the joinTableAlias record component.

Returns:

the value of the joinTableAlias record component