Hi, ALL
My question is that spark and impala , which is more fitter for MPP .
The motivition as below case:
1. three big table need make join operation; (about 100 field per
table, more than 1TB per table)
2. beside above tables, it is very possible to they need make join
operation with n other small or middle table
3. for all join operation , they will be random, meanwhile , it need
a very quick response.look forward your authoritative help ! Best Regards liuguodong
