Hi Con, I'm not sure if you need the 'both' entity.
For example, perhaps the following query will work for you to retrieve both? http://localhost:8983/solr/select/?q=bob AND (rowtype:user OR rowtype:manager)&version=2.2&start=0&rows=10&indent=on > -----Original Message----- > From: con [mailto:[EMAIL PROTECTED] > Sent: Wednesday, 1 October 2008 7:54 PM > To: solr-user@lucene.apache.org > Subject: RE: How to select one entity at a time? > > > And finally its almost fine.. :jumping: :jumping: :jumping: > Thanks Burnell. > > My tables are in Oracle DB. > So based on your suggestions the changes made are: > 1) In the data-config.xml, > <entity name="user" transformer="TemplateTransformer" > query="select * > from USER"> > <field column="rowtype" template="user" /> > </entity> > <entity name="manager" transformer="TemplateTransformer" > query="select * > from MANAGER"> > <field column="rowtype" template="user" /> > </entity> > > 2) In schema.xml > <field name="rowtype" type="string" indexed="true" stored="true" > required="true" /> > > And when I call http://localhost:8983/solr/select/?q=(bob AND > rowtype:user)&version=2.2&start=0&rows=10&indent=on > only the user entity's values are returned and if I use manager, only > the > manager's values will be returned... > It almost solved my issues.(95%). > > But I am struck at one point. > In the data-config.xml I have an entry like, > > <entity name="both" transformer="TemplateTransformer" > query="select * > from USER , MANAGER where USER.userID = MANAGER.userID "> > <field column="rowtype" template="both" /> > </entity> > when i try to search like, http://localhost:8983/solr/select/?q=(150 > AND > rowtype:both)&version=2.2&start=0&rows=10&indent=on > will return zero responces. > At the same time if I run > http://localhost:8983/solr/select/?q=150&version=2.2&start=0&rows=10&in > dent=on > It will get values from both USER and MANAGER satisfying the condition. > Is there any difference in applying transformer in such type of > queries. > > Once again, > Thanks a lot:handshake: > > Expecting reply > con > > > > > > > > > > Neville Burnell wrote: > > > > BTW, You will also need to configure your schema.xml to index [and > store?] > > the rowtype attribute: > > > > <field name="rowtype" type="string" indexed="true" stored="true" > > required="true" /> > > > > Or alternatively change rowtype to be say rowtype_s to take advantage > of > > Solr's dynamic field definitions. > > > >> -----Original Message----- > >> From: Neville Burnell [mailto:[EMAIL PROTECTED] > >> Sent: Wednesday, 1 October 2008 6:06 PM > >> To: solr-user@lucene.apache.org > >> Subject: RE: How to select one entity at a time? > >> > >> Hi Con, > >> > >> what RDBMS are you using? > >> > >> This looks like a SQL syntax problem, perhaps the 'literal as > column' > >> is not right for your setup [while it works for my MS SQL Server]. > >> > >> An alternative to supplying the "rowtype" attribute as a literal in > the > >> SQL clause is to use a Solr DIH Template Transformer > >> http://wiki.apache.org/solr/DataImportHandler#transformer > >> > >> This should allow you to keep the working SQL. For example > >> > >> <entity name="user" transformer="TemplateTransformer" query="select > * > >> from USER"> > >> <field column="rowtype" template="user" /> > >> </entity> > >> > >> > >> > -----Original Message----- > >> > From: con [mailto:[EMAIL PROTECTED] > >> > Sent: Wednesday, 1 October 2008 5:48 PM > >> > To: solr-user@lucene.apache.org > >> > Subject: RE: How to select one entity at a time? > >> > > >> > > >> > That is exactly what my problem is.:handshake: > >> > Thanks for you reply. > >> > > >> > But I tried your suggestion: > >> > Updated the data-config.xml as; > >> > > >> > <entity name="user" query="select 'user' as rowtype, * from > >> > USER"></entity> > >> > <entity name="manager" query="select 'manager' as rowtype, * from > >> > MANAGERS"></entity> > >> > > >> > But when I perform the full import itself, it is throwing > exception, > >> > > >> > SEVERE: Exception while processing: user document : > >> > SolrInputDocumnt[{}] > >> > org.apache.solr.handler.dataimport.DataImportHandlerException: > >> > Unable to > >> > execute > >> > query: select 'user' as rowtype,* from USER Processing > Document # > >> 1 > >> > ....... > >> > So, as expected, when I go to search it is giving- undefined field > >> > rowtype- > >> > error.!!! > >> > Do I need to update any other files or fields? > >> > > >> > I am happy that it worked for you...:jumping::jumping: > >> > Looking forward for your reply > >> > Thanks > >> > con > >> > > >> > > >> > > >> > > >> > Neville Burnell wrote: > >> > > > >> > > Hi, > >> > > > >> > >> But while performing a search, if I want to search only the > data > >> > from > >> > >> USER table, how can I acheive it. > >> > > > >> > > In my app+solr index, we solved this problem by "tagging" > entities > >> > with a > >> > > "rowtype" attribute, something like this: > >> > > > >> > > <entity name="user" query="select 'user' as rowtype, * from > >> > > USER"></entity> > >> > > <entity name="manager" query="select 'manager' as rowtype, * > from > >> > > MANAGERS"></entity> > >> > > > >> > > Then your 'users' only query becomes something like: > >> > > > >> > > http://localhost:8983/solr/select/?q=(bob AND > >> > > rowtype:user)&version=2.2&start=0&rows=10&indent=on&wt=json > >> > > > >> > > Hope this helps > >> > > > >> > > > >> > > > >> > >> -----Original Message----- > >> > >> From: con [mailto:[EMAIL PROTECTED] > >> > >> Sent: Wednesday, 1 October 2008 4:54 PM > >> > >> To: solr-user@lucene.apache.org > >> > >> Subject: Re: How to select one entity at a time? > >> > >> > >> > >> > >> > >> Of course I agree. > >> > >> But while performing a search, if I want to search only the > data > >> > from > >> > >> USER > >> > >> table, how can I acheive it. > >> > >> > >> > >> Suppose I have a user name bob in both USER and MANAGER tables. > So > >> > when > >> > >> I > >> > >> perform http://localhost:8983/solr/dataimport?command=full- > import > >> , > >> > all > >> > >> the > >> > >> USER and MANAGER values will get indexed. > >> > >> And when i do a search like, > >> > >> > >> > > >> > http://localhost:8983/solr/select/?q=bob&version=2.2&start=0&rows=10&in > >> > >> dent=on&wt=json > >> > >> it will return all the values indexed from both USER and > MANAGER > >> > table. > >> > >> But I want only the data indexed from either USER table or > MANAGER > >> > >> table at > >> > >> a time based on the end user's choice. How can I achieve it. > >> > >> > >> > >> Thanks for your reply > >> > >> con > >> > >> > >> > >> > >> > >> Noble Paul നോബിള് नोब्ळ् wrote: > >> > >> > > >> > >> > The entity and the select query has no relationship > >> > >> > The entity comes into picture when you do a dataimport > >> > >> > > >> > >> > eg: > >> > >> > http://localhost:8983/solr/dataimport?command=full- > >> > import&enity=user > >> > >> > > >> > >> > This is an indexing operation > >> > >> > > >> > >> > On Wed, Oct 1, 2008 at 11:26 AM, con <[EMAIL PROTECTED]> > wrote: > >> > >> >> > >> > >> >> Hi guys, > >> > >> >> In the URL, http://localhost:8983/solr/select/?q= > >> > >> >> XXXX:bob&version=2.2&start=0&rows=10&indent=on&wt=json > >> > >> >> > >> > >> >> q=XXXX: applies to a field and not to an entity. So If I > have 3 > >> > >> entities > >> > >> >> like: > >> > >> >> > >> > >> >> <dataConfig> > >> > >> >> <dataSource **********/> > >> > >> >> <document> > >> > >> >> <entity name="user" query="select * > from > >> > >> USER"> > >> > >> >> </entity> > >> > >> >> > >> > >> >> <entity name="manager" query="select > * > >> > from > >> > >> >> MANAGERS"> > >> > >> >> </entity> > >> > >> >> > >> > >> >> <entity name="both" query="select * > from > >> > >> >> MANAGERS,USER where MANAGERS.userID= USER .userID"> > >> > >> >> </entity> > >> > >> >> </document> > >> > >> >> </dataConfig> > >> > >> >> > >> > >> >> I cannot invoke the entity, 'user', just like the above url. > i > >> > went > >> > >> >> through > >> > >> >> the possible arguments but didnt found a way to invoke an > >> entity. > >> > Is > >> > >> >> there a > >> > >> >> way for this purpose. > >> > >> >> ragards > >> > >> >> con > >> > >> >> > >> > >> >> > >> > >> >> > >> > >> >> > >> > >> >> > >> > >> >> > >> > >> >> con wrote: > >> > >> >>> > >> > >> >>> Thanks Everybody. > >> > >> >>> I have went through the wiki and some other docs. Actually > I > >> > have a > >> > >> >>> tight > >> > >> >>> schedule and I have to look into various other things along > >> with > >> > >> this. > >> > >> >>> Currently I am looking into rebuilding solr by writing a > >> wrapper > >> > >> class. > >> > >> >>> I will update you with more meaningful questions soon.. > >> > >> >>> thanks and regards. > >> > >> >>> con > >> > >> >>> > >> > >> >>> > >> > >> >>> Norberto Meijome-6 wrote: > >> > >> >>>> > >> > >> >>>> On Fri, 26 Sep 2008 02:35:18 -0700 (PDT) > >> > >> >>>> con <[EMAIL PROTECTED]> wrote: > >> > >> >>>> > >> > >> >>>>> What you meant is correct only. Please excuse for that I > am > >> > new > >> > >> to > >> > >> >>>>> solr. > >> > >> >>>>> :-( > >> > >> >>>> > >> > >> >>>> Con, have a read here : > >> > >> >>>> > >> > >> >>>> http://www.ibm.com/developerworks/java/library/j-solr1/ > >> > >> >>>> > >> > >> >>>> it helped me pick up the basics a while back. it refers to > >> 1.2, > >> > >> but the > >> > >> >>>> core concepts are relevant to 1.3 too. > >> > >> >>>> > >> > >> >>>> b > >> > >> >>>> _________________________ > >> > >> >>>> {Beto|Norberto|Numard} Meijome > >> > >> >>>> > >> > >> >>>> Hildebrant's Principle: > >> > >> >>>> If you don't know where you are going, > >> > >> >>>> any road will get you there. > >> > >> >>>> > >> > >> >>>> I speak for myself, not my employer. Contents may be hot. > >> > Slippery > >> > >> when > >> > >> >>>> wet. Reading disclaimers makes you go blind. Writing them > is > >> > >> worse. You > >> > >> >>>> have been Warned. > >> > >> >>>> > >> > >> >>>> > >> > >> >>> > >> > >> >>> > >> > >> >> > >> > >> >> -- > >> > >> >> View this message in context: > >> > >> >> http://www.nabble.com/How-to-select-one-entity-at-a-time-- > >> > >> tp19668759p19754869.html > >> > >> >> Sent from the Solr - User mailing list archive at > Nabble.com. > >> > >> >> > >> > >> >> > >> > >> > > >> > >> > > >> > >> > > >> > >> > -- > >> > >> > --Noble Paul > >> > >> > > >> > >> > > >> > >> > >> > >> -- > >> > >> View this message in context: http://www.nabble.com/How-to- > select- > >> > one- > >> > >> entity-at-a-time--tp19668759p19755437.html > >> > >> Sent from the Solr - User mailing list archive at Nabble.com. > >> > > > >> > > > >> > > > >> > > >> > -- > >> > View this message in context: http://www.nabble.com/How-to-select- > >> one- > >> > entity-at-a-time--tp19668759p19755987.html > >> > Sent from the Solr - User mailing list archive at Nabble.com. > > > > > > > :drunk::drunk::jumping::jumping: > -- > View this message in context: http://www.nabble.com/How-to-select-one- > entity-at-a-time--tp19668759p19757360.html > Sent from the Solr - User mailing list archive at Nabble.com.
