Module litebridge.db.spi

Package org.litebridgedb.db.spi.expression

Record Class SqlFunctionRegistry.Select

java.lang.Object

java.lang.Record

org.litebridgedb.db.spi.expression.SqlFunctionRegistry.Select

Record Components:

column - Factory to create column expression to specify a column to be selected.

subselect - Factory to create sub-select expressions.

literal - Factory to create literal expressions.

reference - Factory to create selected column reference expressions.

Enclosing class:

SqlFunctionRegistry

public static record SqlFunctionRegistry.Select(ColumnExpressionFactory column, SubselectExpressionFactory subselect, LiteralExpressionFactory literal, SelectReferenceExpressionFactory reference)
extends Record

Expressions dealing with selecting columns, sub-selects, literals, and references to selected columns.

Constructor Summary

Constructors

Constructor	Description
Select(ColumnExpressionFactory column, SubselectExpressionFactory subselect, LiteralExpressionFactory literal, SelectReferenceExpressionFactory reference)	Creates an instance of a Select record class.

Method Summary

Modifier and Type	Method	Description
ColumnExpressionFactory	column()	Returns the value of the column record component.
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.
LiteralExpressionFactory	literal()	Returns the value of the literal record component.
SelectReferenceExpressionFactory	reference()	Returns the value of the reference record component.
SubselectExpressionFactory	subselect()	Returns the value of the subselect record component.
final String	toString()	Returns a string representation of this record class.

Methods inherited from class java.lang.Object

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

Constructor Details

Select

public Select(ColumnExpressionFactory column,
 SubselectExpressionFactory subselect,
 LiteralExpressionFactory literal,
 SelectReferenceExpressionFactory reference)

Creates an instance of a Select record class.

Parameters:

column - the value for the column record component

subselect - the value for the subselect record component

literal - the value for the literal record component

reference - the value for the reference 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.

column

public ColumnExpressionFactory column()

Returns the value of the column record component.

Returns:

the value of the column record component

subselect

public SubselectExpressionFactory subselect()

Returns the value of the subselect record component.

Returns:

the value of the subselect record component

literal

public LiteralExpressionFactory literal()

Returns the value of the literal record component.

Returns:

the value of the literal record component

reference

public SelectReferenceExpressionFactory reference()

Returns the value of the reference record component.

Returns:

the value of the reference record component