[Home](./index.md) > [@datashaper/schema](./schema.md) > [KnownRel](./schema.knownrel.md) ## KnownRel enum Signature: ```typescript export declare enum KnownRel ``` ## Enumeration Members | Member | Value | Description | | --- | --- | --- | | Codebook | "codebook" | | | Input | "input" | | | Workflow | "workflow" | |