getAll is an enhanced version of get that takes multiple ids and returns a List of instances. The list size will be the same as the number of provided ids. If some of the provided ids are null or there are no instances with these ids, the resulting List will have null values in those positions.

    findAll lets you use HQL queries and supports pagination.  It finds all of domain class instances matching the specified query.

    list finds all instances and supports pagination.

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