Examples with QueryNodeConsolidator org.apache.rya.indexing.external.matching.QueryNodeConsolidator used on opensource projects

Example 6 with QueryNodeConsolidator

use of org.apache.rya.indexing.external.matching.QueryNodeConsolidator in project incubator-rya by apache.

the class PCJNodeConsolidatorTest method testInvalidOrder.

@Test
public void testInvalidOrder() throws Exception {
    String query1 = // 
    "" + // 
    "SELECT ?a ?b ?c ?d" + // 
    "{" + // 
    "  ?a <uri:p5> <uri:const3>" + // 
    "  OPTIONAL{<uri:const2> <uri:p4> ?d } . " + // 
    "  ?a <uri:p4> ?b . " + // 
    "  OPTIONAL{?a <uri:p3> ?c} . " + // 
    "  OPTIONAL{<uri:const1> <uri:p2> ?b} . " + "  ?c <uri:p1> ?d " + // 
    "}";
    String query2 = // 
    "" + // 
    "SELECT ?a ?b ?c ?d" + // 
    "{" + // 
    "  ?a <uri:p4> ?b . " + "  ?c <uri:p1> ?d " + // 
    "  OPTIONAL{<uri:const2> <uri:p4> ?d } . " + // 
    "}";
    SPARQLParser parser = new SPARQLParser();
    ParsedQuery pq1 = parser.parseQuery(query1, null);
    ParsedQuery pq2 = parser.parseQuery(query2, null);
    TupleExpr te1 = pq1.getTupleExpr();
    TupleExpr te2 = pq2.getTupleExpr();
    Join join1 = (Join) ((Projection) te1).getArg();
    LeftJoin join2 = (LeftJoin) ((Projection) te2).getArg();
    QuerySegment<ExternalTupleSet> seg1 = qFactory.getQuerySegment(join1);
    QuerySegment<ExternalTupleSet> seg2 = qFactory.getQuerySegment(join2);
    QueryNodeConsolidator consolidator = new QueryNodeConsolidator(seg1.getOrderedNodes(), seg2.getOrderedNodes());
    Assert.assertTrue(!consolidator.consolidateNodes());
}

Example 7 with QueryNodeConsolidator

use of org.apache.rya.indexing.external.matching.QueryNodeConsolidator in project incubator-rya by apache.

the class PCJNodeConsolidatorTest method testExactMatchReOrdered.

@Test
public void testExactMatchReOrdered() throws Exception {
    String query1 = // 
    "" + // 
    "SELECT ?a ?b ?c ?d ?e ?f ?g ?h" + // 
    "{" + // 
    "  ?a <uri:p0> ?b ." + // 
    "  OPTIONAL{?b <uri:p2> ?c. ?c <uri:p1> ?d} . " + // 
    "  OPTIONAL{?b <uri:p3> ?e. ?e <uri:p1> ?f} . " + // 
    "  OPTIONAL{?b <uri:p4> ?g. ?g <uri:p1> ?h} . " + // 
    "}";
    String query2 = // 
    "" + // 
    "SELECT ?a ?b ?c ?d ?e ?f ?g ?h" + // 
    "{" + // 
    "  ?a <uri:p0> ?b ." + // 
    "  OPTIONAL{?b <uri:p2> ?c. ?c <uri:p1> ?d} . " + // 
    "  OPTIONAL{?b <uri:p4> ?g. ?g <uri:p1> ?h} . " + // 
    "  OPTIONAL{?b <uri:p3> ?e. ?e <uri:p1> ?f} . " + // 
    "}";
    SPARQLParser parser = new SPARQLParser();
    ParsedQuery pq1 = parser.parseQuery(query1, null);
    ParsedQuery pq2 = parser.parseQuery(query2, null);
    TupleExpr te1 = pq1.getTupleExpr();
    TupleExpr te2 = pq2.getTupleExpr();
    LeftJoin join1 = (LeftJoin) ((Projection) te1).getArg();
    LeftJoin join2 = (LeftJoin) ((Projection) te2).getArg();
    QuerySegment<ExternalTupleSet> seg1 = qFactory.getQuerySegment(join1);
    QuerySegment<ExternalTupleSet> seg2 = qFactory.getQuerySegment(join2);
    QueryNodeConsolidator consolidator = new QueryNodeConsolidator(seg1.getOrderedNodes(), seg2.getOrderedNodes());
    List<QueryModelNode> queryNodes = new ArrayList<>(seg2.getOrderedNodes());
    Assert.assertTrue(consolidator.consolidateNodes());
    Assert.assertEquals(consolidator.getQueryNodes(), queryNodes);
}

Example 8 with QueryNodeConsolidator

use of org.apache.rya.indexing.external.matching.QueryNodeConsolidator in project incubator-rya by apache.

the class PCJNodeConsolidatorTest method testExactMatchLargeReOrdered.

@Test
public void testExactMatchLargeReOrdered() throws Exception {
    String query1 = // 
    "" + // 
    "SELECT ?a ?b ?c ?d ?e ?f ?g ?h" + // 
    "{" + // 
    "  ?a <uri:p0> ?b ." + // 
    "  OPTIONAL{?b <uri:p2> ?c. ?c <uri:p1> ?d} . " + // 
    "  OPTIONAL{?b <uri:p3> ?e. ?e <uri:p1> ?f} . " + // 
    "  OPTIONAL{?b <uri:p4> ?g. ?g <uri:p1> ?h} . " + // 
    "  OPTIONAL{?b <uri:p4> ?i. ?i <uri:p1> ?j} . " + // 
    "  OPTIONAL{?b <uri:p4> ?k. ?k <uri:p1> ?l} . " + // 
    "  OPTIONAL{?b <uri:p4> ?m. ?m <uri:p1> ?n} . " + // 
    "  OPTIONAL{?b <uri:p4> ?o. ?o <uri:p1> ?p} . " + // 
    "}";
    String query2 = // 
    "" + // 
    "SELECT ?a ?b ?c ?d ?e ?f ?g ?h" + // 
    "{" + // 
    "  ?a <uri:p0> ?b ." + // 
    "  OPTIONAL{?b <uri:p4> ?o. ?o <uri:p1> ?p} . " + // 
    "  OPTIONAL{?b <uri:p4> ?g. ?g <uri:p1> ?h} . " + // 
    "  OPTIONAL{?b <uri:p2> ?c. ?c <uri:p1> ?d} . " + // 
    "  OPTIONAL{?b <uri:p4> ?i. ?i <uri:p1> ?j} . " + // 
    "  OPTIONAL{?b <uri:p4> ?m. ?m <uri:p1> ?n} . " + // 
    "  OPTIONAL{?b <uri:p4> ?k. ?k <uri:p1> ?l} . " + // 
    "  OPTIONAL{?b <uri:p3> ?e. ?e <uri:p1> ?f} . " + // 
    "}";
    SPARQLParser parser = new SPARQLParser();
    ParsedQuery pq1 = parser.parseQuery(query1, null);
    ParsedQuery pq2 = parser.parseQuery(query2, null);
    TupleExpr te1 = pq1.getTupleExpr();
    TupleExpr te2 = pq2.getTupleExpr();
    LeftJoin join1 = (LeftJoin) ((Projection) te1).getArg();
    LeftJoin join2 = (LeftJoin) ((Projection) te2).getArg();
    QuerySegment<ExternalTupleSet> seg1 = qFactory.getQuerySegment(join1);
    QuerySegment<ExternalTupleSet> seg2 = qFactory.getQuerySegment(join2);
    QueryNodeConsolidator consolidator = new QueryNodeConsolidator(seg1.getOrderedNodes(), seg2.getOrderedNodes());
    List<QueryModelNode> queryNodes = new ArrayList<>(seg2.getOrderedNodes());
    Assert.assertTrue(consolidator.consolidateNodes());
    Assert.assertEquals(consolidator.getQueryNodes(), queryNodes);
}

Example 9 with QueryNodeConsolidator

use of org.apache.rya.indexing.external.matching.QueryNodeConsolidator in project incubator-rya by apache.

the class PCJNodeConsolidatorTest method testBasicOptionalWithFilter.

@Test
public void testBasicOptionalWithFilter() throws Exception {
    String query1 = // 
    "" + // 
    "SELECT ?e ?c ?l" + // 
    "{" + // 
    "  Filter(?e = <uri:Bob>)" + // 
    "  ?e <http://www.w3.org/2000/01/rdf-schema#label> ?l . " + // 
    "  OPTIONAL{?e <uri:talksTo> ?l } . " + // 
    "  OPTIONAL{?c <uri:worksAt> <uri:Apple>} . " + // 
    "  ?e a ?c . " + "  ?e <uri:livesIn> <uri:Virginia>" + // 
    "}";
    String query2 = // 
    "" + // 
    "SELECT ?e ?c ?l" + // 
    "{" + // 
    " Filter(?e = <uri:Bob>)" + // 
    "  ?e a ?c . " + // 
    "  OPTIONAL{?e <uri:talksTo> ?l } . " + // 
    "}";
    SPARQLParser parser = new SPARQLParser();
    ParsedQuery pq1 = parser.parseQuery(query1, null);
    ParsedQuery pq2 = parser.parseQuery(query2, null);
    TupleExpr te1 = pq1.getTupleExpr();
    TupleExpr te2 = pq2.getTupleExpr();
    TopOfQueryFilterRelocator.moveFiltersToTop(te1);
    TopOfQueryFilterRelocator.moveFiltersToTop(te2);
    Filter filter1 = (Filter) ((Projection) te1).getArg();
    Filter filter2 = (Filter) ((Projection) te2).getArg();
    QuerySegment<ExternalTupleSet> seg1 = qFactory.getQuerySegment(filter1);
    QuerySegment<ExternalTupleSet> seg2 = qFactory.getQuerySegment(filter2);
    QueryNodeConsolidator consolidator = new QueryNodeConsolidator(seg1.getOrderedNodes(), seg2.getOrderedNodes());
    List<QueryModelNode> queryNodes = new ArrayList<>(seg1.getOrderedNodes());
    QueryModelNode node = queryNodes.remove(0);
    queryNodes.add(1, node);
    node = queryNodes.remove(4);
    queryNodes.add(2, node);
    Assert.assertTrue(consolidator.consolidateNodes());
    Assert.assertEquals(consolidator.getQueryNodes(), queryNodes);
}

Example 10 with QueryNodeConsolidator

use of org.apache.rya.indexing.external.matching.QueryNodeConsolidator in project incubator-rya by apache.

the class PCJNodeConsolidatorTest method testCantConsolidate.

@Test
public void testCantConsolidate() throws Exception {
    String query1 = // 
    "" + // 
    "SELECT ?a ?b ?c" + // 
    "{" + // 
    "  ?c <uri:p5> <uri:o2> ." + // 
    "  ?a <uri:p4> <uri:o1> . " + // 
    "  OPTIONAL{?a <uri:p3> ?b} . " + // 
    "  OPTIONAL{<uri:s2> <uri:p2> ?b} . " + "  <uri:s1> <uri:p1> ?b " + // 
    "}";
    String query2 = // 
    "" + // 
    "SELECT ?a ?b" + // 
    "{" + // 
    "  <uri:s1> <uri:p1> ?b . " + "  ?a <uri:p4> <uri:o1> " + // 
    "}";
    SPARQLParser parser = new SPARQLParser();
    ParsedQuery pq1 = parser.parseQuery(query1, null);
    ParsedQuery pq2 = parser.parseQuery(query2, null);
    TupleExpr te1 = pq1.getTupleExpr();
    TupleExpr te2 = pq2.getTupleExpr();
    Join join1 = (Join) ((Projection) te1).getArg();
    Join join2 = (Join) ((Projection) te2).getArg();
    QuerySegment<ExternalTupleSet> seg1 = qFactory.getQuerySegment(join1);
    QuerySegment<ExternalTupleSet> seg2 = qFactory.getQuerySegment(join2);
    QueryNodeConsolidator consolidator = new QueryNodeConsolidator(seg1.getOrderedNodes(), seg2.getOrderedNodes());
    Assert.assertTrue(!consolidator.consolidateNodes());
}