## DataModelRelationship class

Represents a single relationship in the spreadsheet data model.

```javascript
class DataModelRelationship;
```


## Properties

| Property | Type | Description |
| --- | --- | --- |
| [foreignKeyTable](#foreignKeyTable--)| string | Readonly. Gets the name of the foreign key table for this relationship. |
| [primaryKeyTable](#primaryKeyTable--)| string | Readonly. Gets the name of the primary key table for this relationship. |
| [foreignKeyColumn](#foreignKeyColumn--)| string | Readonly. Gets the name of the foreign key table column for this relationship. |
| [primaryKeyColumn](#primaryKeyColumn--)| string | Readonly. Gets the name of the primary key table column for this relationship. |

## Methods

| Method | Description |
| --- | --- |
| [getForeignKeyTable()](#getForeignKeyTable--)| <b>@deprecated.</b> Please use the 'foreignKeyTable' property instead. Gets the name of the foreign key table for this relationship. |
| [getPrimaryKeyTable()](#getPrimaryKeyTable--)| <b>@deprecated.</b> Please use the 'primaryKeyTable' property instead. Gets the name of the primary key table for this relationship. |
| [getForeignKeyColumn()](#getForeignKeyColumn--)| <b>@deprecated.</b> Please use the 'foreignKeyColumn' property instead. Gets the name of the foreign key table column for this relationship. |
| [getPrimaryKeyColumn()](#getPrimaryKeyColumn--)| <b>@deprecated.</b> Please use the 'primaryKeyColumn' property instead. Gets the name of the primary key table column for this relationship. |
| [isNull()](#isNull--)| Checks whether the implementation object is null. |


### foreignKeyTable {#foreignKeyTable--}

Readonly. Gets the name of the foreign key table for this relationship.

```javascript
foreignKeyTable : string;
```


### primaryKeyTable {#primaryKeyTable--}

Readonly. Gets the name of the primary key table for this relationship.

```javascript
primaryKeyTable : string;
```


### foreignKeyColumn {#foreignKeyColumn--}

Readonly. Gets the name of the foreign key table column for this relationship.

```javascript
foreignKeyColumn : string;
```


### primaryKeyColumn {#primaryKeyColumn--}

Readonly. Gets the name of the primary key table column for this relationship.

```javascript
primaryKeyColumn : string;
```


### getForeignKeyTable() {#getForeignKeyTable--}

<b>@deprecated.</b> Please use the 'foreignKeyTable' property instead. Gets the name of the foreign key table for this relationship.

```javascript
getForeignKeyTable() : string;
```


### getPrimaryKeyTable() {#getPrimaryKeyTable--}

<b>@deprecated.</b> Please use the 'primaryKeyTable' property instead. Gets the name of the primary key table for this relationship.

```javascript
getPrimaryKeyTable() : string;
```


### getForeignKeyColumn() {#getForeignKeyColumn--}

<b>@deprecated.</b> Please use the 'foreignKeyColumn' property instead. Gets the name of the foreign key table column for this relationship.

```javascript
getForeignKeyColumn() : string;
```


### getPrimaryKeyColumn() {#getPrimaryKeyColumn--}

<b>@deprecated.</b> Please use the 'primaryKeyColumn' property instead. Gets the name of the primary key table column for this relationship.

```javascript
getPrimaryKeyColumn() : string;
```


### isNull() {#isNull--}

Checks whether the implementation object is null.

```javascript
isNull() : boolean;
```