Ah, cool. Just wanted to make sure I wasn't crazy before going UDF hogwild :)
2011/1/11 Dmitriy Ryaboy <[email protected]> > At Twitter, we tend to write UDFs because types are kind of broken for > maps. > Though a lot of stuff can be done in pig -- like if key->null and key not > existing are the same thing for your, you can filter by mymap#'key' is not > null. > > iirc some of the type brokenness is fixed in trunk. > > D > > On Tue, Jan 11, 2011 at 9:24 AM, Jonathan Coveney <[email protected] > >wrote: > > > I'm just curious how people usually interact with Maps? Do you write UDFs > > that do interesting things with the maps and simply take advantage of the > > fact that pig can deal with datatypes, or do you use java's functions on > a > > pig level? For things like constructing maps, doing a filter on whether a > > given key or value is in a map, etc, just curious what people do. I > looked > > around and didn't see too much on it, if there's some documentation on > use > > I'd love to see it! > > >
