Examples of io.crate.planner.node.PlanNode

io.crate.planner.node.PlanNode


    @Test
    public void testHandlerSideRouting() throws Exception {
        Plan plan = plan("select * from sys.cluster");
        Iterator<PlanNode> iterator = plan.iterator();
        PlanNode planNode = iterator.next();
        // just testing the dispatching here.. making sure it is not a ESSearchNode
        assertThat(planNode, instanceOf(CollectNode.class));
    }

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    @Test
    public void testHandlerSideRoutingGroupBy() throws Exception {
        Plan plan = plan("select count(*) from sys.cluster group by name");
        Iterator<PlanNode> iterator = plan.iterator();
        PlanNode planNode = iterator.next();
        // just testing the dispatching here.. making sure it is not a ESSearchNode
        assertThat(planNode, instanceOf(CollectNode.class));
        planNode = iterator.next();
        assertThat(planNode, instanceOf(MergeNode.class));

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    @Test
    public void testESUpdatePlan() throws Exception {
        Plan plan = plan("update users set name='Vogon lyric fan' where id=1");
        Iterator<PlanNode> iterator = plan.iterator();
        PlanNode planNode = iterator.next();
        assertThat(planNode, instanceOf(ESUpdateNode.class));


        ESUpdateNode updateNode = (ESUpdateNode)planNode;
        assertThat(updateNode.indices(), is(new String[]{"users"}));
        assertThat(updateNode.ids().size(), is(1));

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    @Test
    public void testESUpdatePlanWithMultiplePrimaryKeyValues() throws Exception {
        Plan plan = plan("update users set name='Vogon lyric fan' where id in (1,2,3)");
        Iterator<PlanNode> iterator = plan.iterator();
        PlanNode planNode = iterator.next();
        assertThat(planNode, instanceOf(ESUpdateNode.class));


        ESUpdateNode updateNode = (ESUpdateNode)planNode;
        assertThat(updateNode.ids().size(), is(3));
        assertThat(updateNode.ids(), containsInAnyOrder("1", "2", "3"));

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    @Test
    public void testCopyFromPlan() throws Exception {
        Plan plan = plan("copy users from '/path/to/file.extension'");
        Iterator<PlanNode> iterator = plan.iterator();
        PlanNode planNode = iterator.next();
        assertThat(planNode, instanceOf(FileUriCollectNode.class));


        FileUriCollectNode collectNode = (FileUriCollectNode)planNode;
        assertThat((BytesRef) ((Literal) collectNode.targetUri()).value(),
                is(new BytesRef("/path/to/file.extension")));

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    @Test
    public void testCopyFromNumReadersSetting() throws Exception {
        Plan plan = plan("copy users from '/path/to/file.extension' with (num_readers=1)");
        Iterator<PlanNode> iterator = plan.iterator();
        PlanNode planNode = iterator.next();
        assertThat(planNode, instanceOf(FileUriCollectNode.class));
        FileUriCollectNode collectNode = (FileUriCollectNode)planNode;
        assertThat(collectNode.executionNodes().size(), is(1));
    }

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    @Test
    public void testCopyFromPlanWithParameters() throws Exception {
        Plan plan = plan("copy users from '/path/to/file.ext' with (bulk_size=30, compression='gzip', shared=true)");
        Iterator<PlanNode> iterator = plan.iterator();
        PlanNode planNode = iterator.next();
        assertThat(planNode, instanceOf(FileUriCollectNode.class));
        FileUriCollectNode collectNode = (FileUriCollectNode)planNode;
        SourceIndexWriterProjection indexWriterProjection = (SourceIndexWriterProjection) collectNode.projections().get(0);
        assertThat(indexWriterProjection.bulkActions(), is(30));
        assertThat(collectNode.compression(), is("gzip"));

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    @Test
    public void testShardSelect() throws Exception {
        Plan plan = plan("select id from sys.shards");
        Iterator<PlanNode> iterator = plan.iterator();
        PlanNode planNode = iterator.next();
        assertThat(planNode, instanceOf(CollectNode.class));
        CollectNode collectNode = (CollectNode) planNode;
        assertTrue(collectNode.isRouted());
        assertThat(collectNode.maxRowGranularity(), is(RowGranularity.SHARD));
    }

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    @Test
    public void testDropTable() throws Exception {
        Plan plan = plan("drop table users");
        Iterator<PlanNode> iterator = plan.iterator();
        PlanNode planNode = iterator.next();
        assertThat(planNode, instanceOf(DropTableNode.class));


        DropTableNode node = (DropTableNode) planNode;
        assertThat(node.tableInfo().ident().name(), is("users"));
    }

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    @Test
    public void testDropPartitionedTable() throws Exception {
        Plan plan = plan("drop table parted");
        Iterator<PlanNode> iterator = plan.iterator();
        PlanNode planNode = iterator.next();


        assertThat(planNode, instanceOf(DropTableNode.class));
        DropTableNode node = (DropTableNode) planNode;
        assertThat(node.tableInfo().ident().name(), is("parted"));

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io.crate.planner.PlannerTest

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