# OperationNode (/docs/core/reference/api/interfaces/OperationNode)



[@kysoql/core](/docs/core/reference/api) / OperationNode

Union of immutable query AST node shapes understood by the Kysoql
compiler.

## Properties [#properties]

| Property                            | Modifier   | Type     | Description                                                      |
| ----------------------------------- | ---------- | -------- | ---------------------------------------------------------------- |
| <a id="api-property-kind" /> `kind` | `readonly` | `string` | Node discriminator used by Kysoql compilers and plugin visitors. |