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



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

Internal construction state exposed for advanced query-builder
integrations.

## Properties [#properties]

| Property                                                             | Modifier   | Type                                                                                    | Description                                                                   |
| -------------------------------------------------------------------- | ---------- | --------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------- |
| <a id="api-property-querycompiler" /> `queryCompiler`                | `readonly` | [`QueryCompiler`](/docs/core/reference/api/interfaces/QueryCompiler)                    | Compiler used when `compile()` is called.                                     |
| <a id="api-property-queryexecutor" /> `queryExecutor`                | `readonly` | [`QueryExecutor`](/docs/core/reference/api/interfaces/QueryExecutor) \| `undefined`     | Optional executor used by executable builder methods.                         |
| <a id="api-property-queryid" /> `queryId`                            | `readonly` | [`QueryId`](/docs/core/reference/api/interfaces/QueryId)                                | Identifier propagated through compiler and plugin hooks.                      |
| <a id="api-property-querynode" /> `queryNode`                        | `readonly` | [`SelectQueryNode`](/docs/core/reference/api/type-aliases/SelectQueryNode)              | Current immutable SELECT operation tree.                                      |
| <a id="api-property-querynodetransformer" /> `queryNodeTransformer?` | `readonly` | (`query`) => [`SelectQueryNode`](/docs/core/reference/api/type-aliases/SelectQueryNode) | Optional transformer applied before compiling or exposing the operation tree. |