Type Alias: ValidateNoDefaultColumns<S>

type ValidateNoDefaultColumns<S> = keyof S extends infer TableName
  ? TableName extends keyof S
    ? keyof S[TableName] extends infer ColumnName
      ? ColumnName extends keyof S[TableName]
        ? ColumnName extends "createdAt" | "updatedAt" | "isDeleted"
          ? SchemaValidationError<`Table "${TableName & string}" uses default column name "${ColumnName & string}". Default columns (createdAt, updatedAt, isDeleted) are added automatically.`>
          : never
        : never
      : never
    : never
  : never;