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From Gabriel Reid <>
Subject Re: MemPipeline and context
Date Wed, 30 Jan 2013 19:51:59 GMT
Hi Tim,

On Wed, Jan 30, 2013 at 10:33 AM, Tim van Heugten <> wrote:

> Since april I'm using Crunch for a project. We're not doing only linear
> executions of the pipeline, so we're sometimes having issues with how
> Crunch is optimizing our execution graph. We need to add materializations
> here and there as hints to what parts of the graph can be shared for
> outputs and so on.

About the extra calls to materialize to force changes to the execution
plan: I remember seeing this previously. We've discussed adding something
specifically for this functionality to the API, although it hasn't yet

Could you give an example of a situation where these extra materialize
calls get added? That would be useful for validating the addition to the



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