Cool Nishadi! Thanks and great work! 2017-07-20 22:35 GMT-07:00 Nishadi Kirielle <ndimeshi...@cse.mrt.ac.lk>:
> Hi Renato, > > Thanks a lot for looking into this issue. As per you suggested, yes since > Aerospike does not directly support querying ranges without the secondary > indexes, trying to do all the indexing via the query feature in the > gora-aerospike module does not seem to be the right approach to do that. As > per the moment, I have implemented basic query functionality for the cases > where it queries for a single key (which can be executed via the GET > functionality) and the querying to get all the entries in a specific table. > [1] In addition I have implemented the delete functionality via the > queries. [2] > > Yes I have completed the functionality of PUT/GET/DELETE operations as at > the moment. Regarding the test suites, out of the 34 test cases from the > test base, I could pass 23 test cases currently, ignoring 11 test cases.[3] > I am currently trying to get through the test cases related to updates. > > Thanks you and regards > Nishadi > > [1]. > https://github.com/nishadi/gora/commit/2d667edb08ac241e857c9922d05f13 > a00c91fdc3 > [2]. > https://github.com/nishadi/gora/commit/c485f5bed92b784a4dd915c6fe5d7b > 95a9990618 > [3]. > https://github.com/nishadi/gora/blob/issue-502/gora- > aerospike/src/test/java/org/apache/gora/aerospike/store/ > TestAerospikeStore.java > > On 21 July 2017 at 07:44, Renato Marroquín Mogrovejo < > renatoj.marroq...@gmail.com> wrote: > > > Hi Nishadi, > > > > Thanks for sharing your GSoC status. > > I think one safe assumption you can make is that if the user wants to use > > the query feature of Aerospike then he should create it through Aerospike > > tools. Gora basically provides access to multiple datastores, but it > > doesn't offer support for executing arbitrary code in the datastores > (like > > code for creating indexes for example) ... at least for now. Maybe at > some > > point we could just execute something like an arbitraty SQL/CQL/... > string > > through Gora. > > Aerospike doesn't support range keys either because it hashes the keys so > > they can be distributed evenly across all nodes, and so, it actually > needs > > a secondary index to do such operation. > > So I guess you already have the basic PUT/GET/DELETE operations working > > right? How about the test suites? Maybe you can also ignore the query > tests > > at first but have the implementation so users can take advantage of it, > > and then maybe add a maven step for running some Aerospike commands (but > > this can be a later step IMHO). > > Hope it helps! > > > > > > Best, > > > > Renato M. > > > > > > 2017-07-16 19:05 GMT-07:00 Nishadi Kirielle <ndimeshi...@cse.mrt.ac.lk>: > > > > > Hi All, > > > > > > I am currently working on introducing the query model into > gora-aerospike > > > module. I am facing a difficulty here as Aerospike query model [1] only > > > supports querying for value based searches using secondary indexes that > > are > > > created on top of the non-key values in columns. In order to filter via > > > queries, in Aerospike, it is mandatory to have the indexes and via > their > > > java client, there seems no possibility to create indexes on top of the > > key > > > field. I tried an option to access the key as another column where the > > > column name being "PK" which works fine with their terminal client > (aql) > > > but not supported via java client. > > > > > > One option would be to use the already implemented get functionality to > > > retrieve the data when retrieving data given only a single key. But the > > > problem appears or a key range, as it will be problematic as to how to > do > > > that. I am currently working on solving this issue and your feedback > > would > > > be really helpful to come up with a solution. > > > > > > > > > This weeks report can be found in [2] > > > > > > Thank you and regards > > > Nishadi > > > > > > [1]. http://www.aerospike.com/docs/guide/query.html > > > [2]. > > > https://cwiki.apache.org/confluence/pages/viewpage. > > action?pageId=73630119 > > > -- > > > Nishadi Kirielle > > > > > > Undergraduate > > > University of Moratuwa - Sri Lanka > > > > > > Mobile : +94 70 204 5934 > > > Blog : nishadikirielle.wordpress.com > > > > > > > > > -- > Nishadi Kirielle > > Undergraduate > University of Moratuwa - Sri Lanka > > Mobile : +94 70 204 5934 > Blog : nishadikirielle.wordpress.com >
