Hello, Patch to support setLocal flag for the calcite engine will be merged soon (see ticket [1]).
[1] https://issues.apache.org/jira/browse/IGNITE-19725 пт, 30 июн. 2023 г. в 13:35, y <hty1994...@163.com>: > > Thanks for your suggestion. We are considering the feasibility of your > proposed solution. For complex business production environments, it is > difficult to distinguish whether the query requires setLocal or not. Anyway, > thank you for your help. > > > > > > At 2023-06-30 15:18:07, "Stephen Darlington" > <stephen.darling...@gridgain.com> wrote: > > If this is an important feature for you, the obvious solution would be to use > the H2 SQL engine (which is still the default, since the Calcite engine is > still considered beta). > > As noted in the documentation, you can even keep Calcite as the default > engine in your cluster and only route these queries to H2. > https://ignite.apache.org/docs/latest/SQL/sql-calcite#query_engine-hint > > On 30 Jun 2023, at 03:50, y <hty1994...@163.com> wrote: > > Hello. > I'm sorry for it took so long time to reply to the message duing to I > missed some messages. For example, I have multiple nodes performing the same > computational tasks. The cache mode is partition and the data is cached by > affinity_key. So the different nodes have different data and node only > query/calculate data from itself. If there is no setLocal, the node will > query data from other nodes, which is inefficient. That's why i need > setLocal. What should I do if without setLocal? > > <image.png> > > Yours, > Hu Tiany > 2023/6/30 > > > At 2023-06-05 19:21:13, "Alex Plehanov" <plehanov.a...@gmail.com> wrote: > >Hello, > > > >The Calcite-based SQL engine currently doesn't analyze any properties > >of SqlFieldsQuery except "Sql", "Schema", "Args" and > >"QueryInitiatorId". Some of the rest properties are useless for the > >Calcite-based engine at all (for example, "DistributedJoins", since > >all joins in the Calcite-based engine are distributed by default if > >needed). But, perhaps, others can be useful. If you are really sure > >that the "Local" property is necessary for the new SQL engine, feel > >free to create a ticket and describe the reason why we need it. > > > >пн, 5 июн. 2023 г. в 12:05, y <hty1994...@163.com>: > >> > >> Hello igniters, > >> Just like the title, setLocal seems invalid for Calcite 2.15. When I set > >> ‘setLocal = true’ and query data from one node, the result sets is > >> returned from all data nodes. This problem is not present in version 2.13 > >> ，which not use Calcite. I'd like to know is this an error? If yes it is, > >> When will it be fixed? > >> > >> SqlFieldsQuery fieldsQuery = new SqlFieldsQuery(query); > >> fieldsQuery.setLocal(true); // uneffective for this line > >> List<List<?>> rs = > >> ignite.cache("bfaccounttitle2020").query(fieldsQuery).getAll(); > >> > >> > >
