---
url: /process-functions/hierarchy-structure.md
description: Adds a hierarchy member as a child of another hierarchy member.
---

# hierarchy.structure

Adds a hierarchy member as a child of another hierarchy member. Note this function is used when linking two hierarchy members which are both parents of their respective children.

```js
hierarchy.structure(dimension, hierarchy, parent, child, sign)
```

#### Parameters

* `dimension` - The dimension in which to create a relationship.
* `hierarchy` - The identifier of the hierarchy in which to create a relationship.
* `parent` - The identifier of a member which may/maynot exist.
* `child` - The identifier of a member which may/may not exist.
* `sign` - (Optional) Determines whether the child's values will be added or subtracted from the parents values. Accepts `-1` or `1` as an integer.

#### Example

```js
hierarchy.structure("Account", "Profit and Loss", "EBITDA", "Total Revenue");
```