michael, just wanted to say thank you for taking the time to do that!
On Fri, Jan 17, 2014 at 2:16 PM, Michael Hunger < [email protected]> wrote: > Indexes are exact lookups. > > Except if you did a manual numeric legacy indexes > > > db.index().forNodes("member_age").add(node,"birth_year",ValueContext.numeric(node.get("birth_year")); > > db.index().forNodes("member_age").query(NumericRangeQuery.newIntRange("birth_year", > from , to, true, true)); > > > > @Override > public EndResult<T> findAllByRange(final String indexName, final > String property, final Number from, final Number to) { > return queryResult(indexName, new Query<S>() { > public IndexHits<S> query(ReadableIndex<S> index) { > return index.query(property, > createInclusiveRangeQuery(property, from, to)); > } > }); > } > > @SuppressWarnings("unchecked") > protected <T extends Number> NumericRangeQuery<T> > createInclusiveRangeQuery(String property, Number from, Number to) { > if (from instanceof Long) return (NumericRangeQuery<T>) > NumericRangeQuery.newLongRange(property, > from.longValue(),to.longValue(),true,true); > if (from instanceof Integer) return (NumericRangeQuery<T>) > NumericRangeQuery.newIntRange(property, from.intValue(), to.intValue(), > true, true); > if (from instanceof Double) return (NumericRangeQuery<T>) > NumericRangeQuery.newDoubleRange(property, from.doubleValue(), > to.doubleValue(), true, true); > if (from instanceof Float) return (NumericRangeQuery<T>) > NumericRangeQuery.newFloatRange(property, from.floatValue(), > to.floatValue(), true, true); > return (NumericRangeQuery<T>) > NumericRangeQuery.newIntRange(property, from.intValue(), to.intValue(), > true, true); > } > > > Am 17.01.2014 um 21:07 schrieb Javad Karabi <[email protected]>: > > is it possible to accomplish this using gremlin, or the java api? > that is, if i was to attempt to search for nodes with birth_year > x, via > gremlin or java, would the index be used? > > > On Fri, Jan 17, 2014 at 10:47 AM, Michael Hunger < > [email protected]> wrote: > >> Something like that is planned to be adressed in 2.1 >> >> Sent from mobile device >> >> Am 17.01.2014 um 16:54 schrieb Javad Karabi <[email protected]>: >> >> on a similar note, >> >> MATCH (p:Product)<-[c:contains]-(w:Warehouse) >> WHERE c.available = 1 >> RETURN p >> >> is it possible to create an index on the contains relationship, and >> available attribute, such that this query could lookup the index to perform >> faster? >> >> >> >> On Fri, Jan 17, 2014 at 9:47 AM, Michael Hunger < >> [email protected]> wrote: >> >>> No range queries are planned after 2.1 >>> >>> Sent from mobile device >>> >>> Am 17.01.2014 um 16:38 schrieb Javad Karabi <[email protected]>: >>> >>> for example, i executed (once with and without index one >>> :Member(birth_year) ): >>> >>> MATCH (m:Member) >>> WHERE m.birth_year > 1980 AND m.birth_year < 2000 >>> RETURN m >>> >>> and i noticed that the time to perform the query did not change. >>> >>> this led me to believe that the index did not help. >>> does this mean that the index does not help when performing > and < in a >>> WHERE clause? 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