Examples with QueryTemplate org.apache.ignite.internal.sql.engine.prepare.QueryTemplate used on opensource projects

Example 6 with QueryTemplate

use of org.apache.ignite.internal.sql.engine.prepare.QueryTemplate in project ignite-3 by apache.

the class PlannerTest method testSplitterPartiallyColocatedReplicatedAndPartitioned.

@Test
public void testSplitterPartiallyColocatedReplicatedAndPartitioned() throws Exception {
    IgniteTypeFactory f = new IgniteTypeFactory(IgniteTypeSystem.INSTANCE);
    TestTable developer = new TestTable(new RelDataTypeFactory.Builder(f).add("ID", f.createJavaType(Integer.class)).add("NAME", f.createJavaType(String.class)).add("PROJECTID", f.createJavaType(Integer.class)).build()) {

        @Override
        public ColocationGroup colocationGroup(MappingQueryContext ctx) {
            return ColocationGroup.forNodes(select(NODES, 0));
        }

        @Override
        public IgniteDistribution distribution() {
            return IgniteDistributions.broadcast();
        }
    };
    TestTable project = new TestTable(new RelDataTypeFactory.Builder(f).add("ID", f.createJavaType(Integer.class)).add("NAME", f.createJavaType(String.class)).add("VER", f.createJavaType(Integer.class)).build()) {

        @Override
        public ColocationGroup colocationGroup(MappingQueryContext ctx) {
            return ColocationGroup.forAssignments(Arrays.asList(select(NODES, 1, 2), select(NODES, 2, 3), select(NODES, 3, 0), select(NODES, 0, 1)));
        }

        @Override
        public IgniteDistribution distribution() {
            return IgniteDistributions.affinity(0, "Project", "hash");
        }
    };
    IgniteSchema publicSchema = new IgniteSchema("PUBLIC");
    publicSchema.addTable("DEVELOPER", developer);
    publicSchema.addTable("PROJECT", project);
    SchemaPlus schema = createRootSchema(false).add("PUBLIC", publicSchema);
    String sql = "SELECT d.id, d.name, d.projectId, p.id0, p.ver0 " + "FROM PUBLIC.Developer d JOIN (" + "SELECT pp.id as id0, pp.ver as ver0 FROM PUBLIC.Project pp" + ") p " + "ON d.id = p.id0 " + "WHERE (d.projectId + 1) > ?";
    PlanningContext ctx = PlanningContext.builder().parentContext(BaseQueryContext.builder().logger(log).frameworkConfig(newConfigBuilder(FRAMEWORK_CONFIG).defaultSchema(schema).build()).build()).query(sql).parameters(2).build();
    IgniteRel phys = physicalPlan(sql, ctx);
    assertNotNull(phys);
    MultiStepPlan plan = new MultiStepQueryPlan(new QueryTemplate(new Splitter().go(phys)), null);
    assertNotNull(plan);
    plan.init(this::intermediateMapping, mapContext(CollectionUtils.first(NODES), 0L));
    assertEquals(3, plan.fragments().size());
}