[Home](./index.md) > [@datashaper/schema](./schema.md) > [MergeStrategy](./schema.mergestrategy.md) ## MergeStrategy enum Signature: ```typescript export declare enum MergeStrategy ``` ## Enumeration Members | Member | Value | Description | | --- | --- | --- | | Concat | "concat" | Concat all values into a string | | CreateArray | "array" | Concat all values into an array | | FirstOneWins | "first one wins" | Use the first valid value found in the list | | LastOneWins | "last one wins" | Use the last valid value found in the list |