What version of pig are you using? Do you have a join in your script? 2011/8/17 唐亮 <[email protected]>
> Hi dear pigs, > I got a problem: > > When I use UNION command to combine some results in one relation at the end > of pig script, > it sometimes will miss some results from UNION. > > For example: > union_all_res = *union* res1, res2, res3, res4; > dump union_all_res; -- Or store union_all_res into '...' > > It will sometimes miss some results(such as res1, res2, res3, res4). > But sometimes DUMP will show the complete results. > > Please help me to figure out the problem. > Thanks!! >
