Feng, I believe this is work in progress, see these threads: Phoenix with Mondrian <https://groups.google.com/forum/#!topic/phoenix-hbase-user/-YUde_egPzc> Phoenix with Tableau <https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&uact=8&ved=0CCkQFjAA&url=http%3A%2F%2Fmail-archives.apache.org%2Fmod_mbox%2Fphoenix-user%2F201404.mbox%2F%253CCAO%3D2E%3Du89oZULiWaH7%3DSxVD%2B7DkgUyAN_6OnK_s6bO%2BMbgu%2BaA%40mail.gmail.com%253E&ei=Jv-JU4_EC8HlsATgn4GYBw&usg=AFQjCNErT89I0c0W_3EQMMp7yuI-fXFmGw&sig2=1nUpLfPw2FqcwYhxd51LQw>
Alex On Tue, May 27, 2014 at 5:55 AM, Feng Wang <[email protected]> wrote: > can you do the query with phoenix mondrian? now I found the same problem. > mondrian 3.6.1 > > 在 2013年3月10日星期日UTC+8上午12时03分59秒，Karthikeyan Muthukumarasamy写道： >> >> Hi, >> Has anyone tried Phoenix with Pentaho Mondrian? >> In our product, we use the community edition of Pentaho Mondrian as an >> embedded OLAP engine and have our own OLAP framework built over this. >> Our core data processing is all in Hadoop/HBase and just before the OLAP >> part, we are now importing all the marts from HBase into an RDBMS (now >> Oracle), just because Mondrian cannot take data directly from Hadoop/HBase. >> I have tried the Hive interface in the past but the latency is unbearable! >> PS: I understand that phoenix today doesnt support Joins and hence would >> use the degenerate dimension feature in Mondrian to have a flattened out >> fact table with contains dimensions in itself. Actually, in HBase thats how >> we would maintain it anyway! >> Phoenix itself looks fine as a JDBC layer but when I integrate phoenix >> driver with Mondrian, Phoenix is not able to understand the SQL that >> Mondrian generates. >> When I looked into the SQL query its mainly use of apostrophe (') before >> and after attributes and a mention of table name as itself (like in "select >> 'sales'.'month' as 'c0' from 'sales' as 'sales' group by 'sales'.'month' >> order by CASE WHEN 'sales'.'month' IS NULL THEN 1 ELSE 0 END, >> 'sales'.'month' ASC") which is not acceptable to Mondrian. When I take the >> query, modify it by removing apostrophe and the use of "as sales" and >> execute it in Squirrel SQL client, it works fine in Phoenix. >> >> Now my question is: >> I understand that I can built a dialect layer for Phoenix in Mondrian (if >> its not available!!!) and make these small modifications to the SQL query >> generated by Mondrian. If I do that, does this mean by using degenerate >> dimensions, we can make Mondrian work with Phoenix? or am I missing >> something here? >> >> Thanks & Regards >> MK >> >> > -- > You received this message because you are subscribed to the Google Groups > "Phoenix HBase User" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. >
