<filters xmlns="http://indexdata.com/metaproxy">
<filter type="sparql">
<!-- Which sparql server to use, our demo, or your local installation -->
- <!--defaults uri="http://bibframe.indexdata.com/sparql/"/-->
- <defaults uri="http://localhost:8890/sparql/"/>
+ <defaults uri="http://bibframe.indexdata.com/sparql/"/>
+ <!--defaults uri="http://localhost:8890/sparql/"/-->
<!-- New structure: Any search in work returns just a list of records.
Present will make another request to the backend to get the fields
?subject bf:label %v FILTER(contains(%v, %s))
</index>
<uri type="BF-L">
- CONSTRUCT { ?work ?rel ?subj }
- WHERE {
- ?work a bf:Work .
- ?work ?rel ?subj .
- ?work ?rel ?obj FILTER( str(?work) = %s )
+ CONSTRUCT { ?work ?rel ?subj }
+ WHERE {
+ ?work a bf:Work .
+ ?work ?rel ?subj .
+ ?work ?rel ?obj FILTER( str(?work) = %s )
}
</uri>
- <!-- TODO: Define a query to return detailed information for each
- schema. For example
- <present shema="BF-L" results="sparql-results" >
- <query>
- SELECT ?sub ?rel ?obj
- WHERE ?work ?rel ?obj FILTER( str(?work) = %s )
- </query>
- - or possibly "FILTER ( ?work = <%u> )" if we define %u to
- expand to the unquoted URI of the work.
- - Even better, with %u we can say something like
- SELECT %u ?rel ?obj
- </present>
- -->
- </db>
-
- <!-- Experiments while waiting for the present queries to be implemented -->
- <db path="onework-l" schema="sparql-results">
- <prefix>rdf: http://www.w3.org/1999/02/22-rdf-syntax-ns</prefix>
- <prefix>bf: http://bibframe.org/vocab/</prefix>
- <form>SELECT ?work ?rel ?subj
- </form>
- <criteria>?work a bf:Work</criteria>
- <criteria>?work ?rel ?obj</criteria>
- <index type="any">?work ?rel ?obj FILTER( str(?work) = %s )</index>
- </db>
- <!-- Returns a decent-looking rdf (except that mp says 0 hits)
- with no links expanded -->
- <db path="onework-l-rdf" schema="rdf">
- <prefix>rdf: http://www.w3.org/1999/02/22-rdf-syntax-ns</prefix>
- <prefix>bf: http://bibframe.org/vocab/</prefix>
- <form>CONSTRUCT { ?work ?rel ?obj }
- </form>
- <criteria>?work a bf:Work</criteria>
- <criteria>?work ?rel ?obj</criteria>
- <index type="any">?work ?rel ?obj FILTER( str(?work) = %s )</index>
- </db>
- <!-- Expand some links -->
- <db path="onework-e-rdf" schema="rdf">
- <prefix>rdf: http://www.w3.org/1999/02/22-rdf-syntax-ns</prefix>
- <prefix>bf: http://bibframe.org/vocab/</prefix>
- <form>CONSTRUCT { ?work ?rel ?obj.
- ?creator ?crRel ?crObj .
- ?subj ?subRel ?subObj }
- </form>
- <criteria>?work a bf:Work</criteria>
- <criteria>?work ?rel ?obj</criteria>
- <criteria>OPTIONAL { ?work bf:creator ?creator .
- ?creator ?crRel ?crObj }
- </criteria>
- <criteria>OPTIONAL { ?work bf:subject ?subj .
- ?subj ?subRel ?subObj }
- </criteria>
- <index type="any">?work ?rel ?obj FILTER( str(?work) = %s )</index>
- </db>
- <!-- Expand all things a couple of levels.
- In all the data I have seen, two levels is enough. So we do three
- Lnks to Works and Instances are explicitly excluded from this expansion,
- and need to be handled separately. This is to avoid looping.
- -->
-
- <db path="onework-f-rdf" schema="rdf">
- <prefix>rdf: http://www.w3.org/1999/02/22-rdf-syntax-ns</prefix>
- <prefix>bf: http://bibframe.org/vocab/</prefix>
- <form>CONSTRUCT { ?work ?rel ?obj .
- ?obj ?rel1 ?obj1 .
- ?obj1 ?rel2 ?obj2 .
- ?obj2 ?rel3 ?obj3
- }
- </form>
- <criteria>?work a bf:Work</criteria>
-
- <criteria>?work ?rel ?obj </criteria>
- <criteria>OPTIONAL {
+ <uri type="BF-F">
+ CONSTRUCT { ?work ?rel ?obj .
+ ?obj ?rel1 ?obj1 .
+ ?obj1 ?rel2 ?obj2 .
+ ?obj2 ?rel3 ?obj3 }
+ WHERE {
+ ?work a bf:Work .
+ ?work ?rel ?obj .
+ OPTIONAL {
?obj ?rel1 ?obj1
MINUS { ?obj a bf:Work }
- } </criteria>
- <criteria>OPTIONAL {
+ }
+ OPTIONAL {
?obj1 ?rel2 ?obj2
MINUS { ?obj1 a bf:Work }
- } </criteria>
- <criteria>OPTIONAL {
+ }
+ OPTIONAL {
?obj2 ?rel3 ?obj3
MINUS { ?obj2 a bf:Work }
- } </criteria>
- <index type="any">?work ?rel ?obj FILTER( str(?work) = %s )</index>
- </db>
- <!-- Describe a work. Results may vary between back ends -->
- <!-- On virtuoso, seems to return the same as onework-l-rdf above -->
- <db path="onework-d-rdf" schema="rdf">
- <prefix>rdf: http://www.w3.org/1999/02/22-rdf-syntax-ns</prefix>
- <prefix>bf: http://bibframe.org/vocab/</prefix>
- <form>DESCRIBE ?work
- </form>
- <criteria>?work a bf:Work</criteria>
- <criteria>?work ?rel ?obj</criteria>
- <criteria>OPTIONAL { ?work bf:creator ?creator .
- ?creator ?crRel ?crObj }
- </criteria>
- <criteria>OPTIONAL { ?work bf:subject ?subj .
- ?subj ?subRel ?subObj }
- </criteria>
- <index type="any">?work ?rel ?obj FILTER( str(?work) = %s )</index>
- </db>
-
- <!-- This is the old "work" db that will not scale. May be removed -->
- <db path="concatwork" schema="sparql-results">
- <prefix>rdf: http://www.w3.org/1999/02/22-rdf-syntax-ns</prefix>
- <prefix>bf: http://bibframe.org/vocab/</prefix>
- <form>SELECT
- ?work
- (sql:GROUP_DIGEST (?wtitle, ' ; ', 1000, 1)) AS ?title
- (sql:GROUP_DIGEST (?creatorlabel, ' ; ', 1000, 1))AS ?creator
- (sql:GROUP_DIGEST (?subjectlabel, ' ; ', 1000, 1))AS ?subject
- </form>
- <criteria>?work a bf:Work</criteria>
-
- <criteria> OPTIONAL {
- ?work bf:workTitle ?wt .
- ?wt bf:titleValue ?wtitle }
- </criteria>
- <criteria> OPTIONAL {
- ?work bf:creator ?creator .
- ?creator bf:label ?creatorlabel }
- </criteria>
- <criteria>OPTIONAL {
- ?work bf:subject ?subject .
- ?subject bf:label ?subjectlabel }
- </criteria>
- <index type="4">?wt bf:titleValue %v FILTER(contains(%v, %s))</index>
- <index type="1003">?creator bf:label %v FILTER(contains(%v, %s))</index>
- <index type="21">?subject bf:label %v FILTER(contains(%v, %s))</index>
- <index type="1016"> {
- ?work ?op1 ?child .
- ?child ?op2 %v FILTER(contains(STR(%v), %s))
}
- </index>
- <modifier>GROUP BY $work</modifier>
- </db>
-
- <db path="works" schema="rdf"> <!-- May be removed, will not scale -->
- <prefix>rdf: http://www.w3.org/1999/02/22-rdf-syntax-ns</prefix>
- <prefix>bf: http://bibframe.org/vocab/</prefix>
- <form>CONSTRUCT {
- ?work bf:title ?wtitle .
- ?work bf:instanceTitle ?title .
- ?work bf:author ?creator .
- ?work bf:subject ?subjectlabel }
- </form>
- <criteria>?work a bf:Work</criteria>
-
- <criteria>?work bf:workTitle ?wt</criteria>
- <criteria>?wt bf:titleValue ?wtitle</criteria>
- <index type="4">?wt bf:titleValue %v FILTER(contains(%v, %s))</index>
- <criteria>?work bf:creator ?creator</criteria>
- <criteria>?creator bf:label ?creatorlabel</criteria>
- <index type="1003">?creator bf:label %v FILTER(contains(%v, %s))</index>
- <criteria>?work bf:subject ?subject</criteria>
- <criteria>?subject bf:label ?subjectlabel</criteria>
- <index type="21">?subject bf:label %v FILTER(contains(%v, %s))</index>
+ ?work ?rel ?obj FILTER( str(?work) = %s )
+ }
+ </uri>
</db>
-
<!-- Instance searches, need to be refined later -->
<db path="instance" schema="sparql-results">
<prefix>rdf: http://www.w3.org/1999/02/22-rdf-syntax-ns</prefix>