Examples with MemoryMetadataStorageManager herddb.mem.MemoryMetadataStorageManager used on opensource projects

Example 96 with MemoryMetadataStorageManager

use of herddb.mem.MemoryMetadataStorageManager in project herddb by diennea.

the class CalcitePlannerTest method explainPlanTest.

@Test
public void explainPlanTest() throws Exception {
    String nodeId = "localhost";
    try (DBManager manager = new DBManager("localhost", new MemoryMetadataStorageManager(), new MemoryDataStorageManager(), new MemoryCommitLogManager(), null, null)) {
        assumeTrue(manager.getPlanner() instanceof CalcitePlanner);
        manager.start();
        CreateTableSpaceStatement st1 = new CreateTableSpaceStatement("tblspace1", Collections.singleton(nodeId), nodeId, 1, 0, 0);
        manager.executeStatement(st1, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        manager.waitForTablespace("tblspace1", 10000);
        execute(manager, "CREATE TABLE tblspace1.tsql (k1 string primary key," + "s1 string)", Collections.emptyList());
        execute(manager, "INSERT INTO tblspace1.tsql (k1 ," + "s1) values('testk1','tests1')", Collections.emptyList());
        try (DataScanner scan = scan(manager, "EXPLAIN SELECT k1 FROM tblspace1.tsql", Collections.emptyList())) {
            List<DataAccessor> consume = scan.consume();
            assertEquals(4, consume.size());
            consume.get(0).forEach((k, b) -> {
                System.out.println("k:" + k + " -> " + b);
            });
            consume.get(1).forEach((k, b) -> {
                System.out.println("k:" + k + " -> " + b);
            });
            consume.get(2).forEach((k, b) -> {
                System.out.println("k:" + k + " -> " + b);
            });
            consume.get(3).forEach((k, b) -> {
                System.out.println("k:" + k + " -> " + b);
            });
        }
    }
}

Example 97 with MemoryMetadataStorageManager

use of herddb.mem.MemoryMetadataStorageManager in project herddb by diennea.

the class CalcitePlannerTest method joinsPlansTests.

@Test
public void joinsPlansTests() throws Exception {
    String nodeId = "localhost";
    try (DBManager manager = new DBManager("localhost", new MemoryMetadataStorageManager(), new MemoryDataStorageManager(), new MemoryCommitLogManager(), null, null)) {
        assumeThat(manager.getPlanner(), instanceOf(CalcitePlanner.class));
        manager.start();
        CreateTableSpaceStatement st1 = new CreateTableSpaceStatement("tblspace1", Collections.singleton(nodeId), nodeId, 1, 0, 0);
        manager.executeStatement(st1, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        manager.waitForTablespace("tblspace1", 10000);
        execute(manager, "CREATE TABLE tblspace1.tsql (k1 string primary key,n1 int,s1 string)", Collections.emptyList());
        execute(manager, "CREATE TABLE tblspace1.tsql2 (k2 string primary key,n2 int,s2 string)", Collections.emptyList());
        execute(manager, "INSERT INTO tblspace1.tsql (k1,n1) values(?,?)", Arrays.asList("mykey", 1234), TransactionContext.NO_TRANSACTION);
        execute(manager, "INSERT INTO tblspace1.tsql2 (k2,n2) values(?,?)", Arrays.asList("mykey", 1234), TransactionContext.NO_TRANSACTION);
        execute(manager, "INSERT INTO tblspace1.tsql2 (k2,n2) values(?,?)", Arrays.asList("mykey2", 1234), TransactionContext.NO_TRANSACTION);
        {
            List<DataAccessor> tuples = scan(manager, "select k2,n2,n1 " + "  from tblspace1.tsql2 join tblspace1.tsql on k2<>k1 " + "  where n2 > 1 " + " ", Collections.emptyList()).consume();
            for (DataAccessor t : tuples) {
                System.out.println("tuple -: " + t.toMap());
                assertEquals(3, t.getFieldNames().length);
                assertEquals("k2", t.getFieldNames()[0]);
                assertEquals("n2", t.getFieldNames()[1]);
                assertEquals("n1", t.getFieldNames()[2]);
            }
            assertEquals(1, tuples.size());
            assertTrue(tuples.stream().anyMatch(t -> t.toMap().equals(MapUtils.map("k2", "mykey2", "n2", 1234, "n1", 1234))));
        }
        {
            // theta join
            List<DataAccessor> tuples = scan(manager, "select k2,n2,n1 " + "  from tblspace1.tsql2" + "  left join tblspace1.tsql on n2 < n1-1000" + "  " + " ", Collections.emptyList()).consume();
            for (DataAccessor t : tuples) {
                System.out.println("tuple -: " + t.toMap());
                assertEquals(3, t.getFieldNames().length);
                assertEquals("k2", t.getFieldNames()[0]);
                assertEquals("n2", t.getFieldNames()[1]);
                assertEquals("n1", t.getFieldNames()[2]);
            }
            assertEquals(2, tuples.size());
            assertTrue(tuples.stream().anyMatch(t -> t.toMap().equals(MapUtils.map("k2", "mykey2", "n2", 1234, "n1", null))));
            assertTrue(tuples.stream().anyMatch(t -> t.toMap().equals(MapUtils.map("k2", "mykey", "n2", 1234, "n1", null))));
        }
        {
            List<DataAccessor> tuples = scan(manager, "select k2,n2,round(n1/2) as halfn1" + "  from tblspace1.tsql2" + "  left join tblspace1.tsql on n2 < n1-?" + "  " + " ", Arrays.asList(-1000)).consume();
            for (DataAccessor t : tuples) {
                System.out.println("tuple -: " + t.toMap());
                assertEquals(3, t.getFieldNames().length);
                assertEquals("k2", t.getFieldNames()[0]);
                assertEquals("n2", t.getFieldNames()[1]);
                assertEquals("halfn1", t.getFieldNames()[2]);
            }
            assertEquals(2, tuples.size());
            assertTrue(tuples.stream().anyMatch(t -> t.toMap().equals(MapUtils.map("k2", "mykey2", "n2", 1234, "halfn1", 617.0))));
            assertTrue(tuples.stream().anyMatch(t -> t.toMap().equals(MapUtils.map("k2", "mykey", "n2", 1234, "halfn1", 617.0))));
        }
        {
            List<DataAccessor> tuples = scan(manager, "select k2,n2 from tblspace1.tsql2" + "                     where k2 not in (select k1 from tblspace1.tsql)" + " ", Collections.emptyList()).consume();
            for (DataAccessor t : tuples) {
                System.out.println("tuple -: " + t.toMap());
                assertEquals(2, t.getFieldNames().length);
                assertEquals("k2", t.getFieldNames()[0]);
                assertEquals("n2", t.getFieldNames()[1]);
            }
            assertEquals(1, tuples.size());
            assertTrue(tuples.stream().anyMatch(t -> t.toMap().equals(MapUtils.map("k2", "mykey2", "n2", 1234))));
        }
        {
            List<DataAccessor> tuples = scan(manager, "select k2,n2 from tblspace1.tsql2" + "                     where n2 in (select n1 from tblspace1.tsql" + "                                    )" + " ", Collections.emptyList()).consume();
            for (DataAccessor t : tuples) {
                System.out.println("tuple -: " + t.toMap());
                assertEquals(2, t.getFieldNames().length);
                assertEquals("k2", t.getFieldNames()[0]);
                assertEquals("n2", t.getFieldNames()[1]);
            }
            assertEquals(2, tuples.size());
            assertTrue(tuples.stream().anyMatch(t -> t.toMap().equals(MapUtils.map("k2", "mykey2", "n2", 1234))));
            assertTrue(tuples.stream().anyMatch(t -> t.toMap().equals(MapUtils.map("k2", "mykey", "n2", 1234))));
        }
        {
            List<DataAccessor> tuples = scan(manager, "select k2,n2 from tblspace1.tsql2" + "                     where exists (select * from tblspace1.tsql" + "                                     where n1=n2)" + " ", Collections.emptyList()).consume();
            for (DataAccessor t : tuples) {
                System.out.println("tuple -: " + t.toMap());
                assertEquals(2, t.getFieldNames().length);
                assertEquals("k2", t.getFieldNames()[0]);
                assertEquals("n2", t.getFieldNames()[1]);
            }
            assertEquals(2, tuples.size());
            assertTrue(tuples.stream().anyMatch(t -> t.toMap().equals(MapUtils.map("k2", "mykey2", "n2", 1234))));
            assertTrue(tuples.stream().anyMatch(t -> t.toMap().equals(MapUtils.map("k2", "mykey", "n2", 1234))));
        }
    }
}

Example 98 with MemoryMetadataStorageManager

use of herddb.mem.MemoryMetadataStorageManager in project herddb by diennea.

the class CalcitePlannerTest method dirtySQLPlansTests.

@Test
public void dirtySQLPlansTests() throws Exception {
    String nodeId = "localhost";
    try (DBManager manager = new DBManager("localhost", new MemoryMetadataStorageManager(), new MemoryDataStorageManager(), new MemoryCommitLogManager(), null, null)) {
        assumeThat(manager.getPlanner(), instanceOf(CalcitePlanner.class));
        manager.start();
        CreateTableSpaceStatement st1 = new CreateTableSpaceStatement("tblspace1", Collections.singleton(nodeId), nodeId, 1, 0, 0);
        manager.executeStatement(st1, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        manager.waitForTablespace("tblspace1", 10000);
        execute(manager, "\n\nCREATE TABLE tblspace1.tsql (k1 string primary key,n1 int,s1 string)", Collections.emptyList());
        execute(manager, "\n\nINSERT INTO tblspace1.tsql (k1,n1) values(?,?)", Arrays.asList("mykey", 1234), TransactionContext.NO_TRANSACTION);
        try (DataScanner scan = scan(manager, "SELECT n1,k1 FROM tblspace1.tsql where k1='mykey'", Collections.emptyList())) {
            assertEquals(1, scan.consume().size());
        }
        assertInstanceOf(plan(manager, "-- comment\nselect * from tblspace1.tsql"), TableScanOp.class);
        assertInstanceOf(plan(manager, "/* multiline\ncomment */\nselect * from tblspace1.tsql where n1=1"), BindableTableScanOp.class);
        assertInstanceOf(plan(manager, "\n\nselect n1 from tblspace1.tsql"), BindableTableScanOp.class);
        assertInstanceOf(plan(manager, "-- comment\nupdate tblspace1.tsql set n1=? where k1=?"), SimpleUpdateOp.class);
        assertInstanceOf(plan(manager, "/* multiline\ncomment */\nupdate tblspace1.tsql set n1=? where k1=? and n1=?"), SimpleUpdateOp.class);
        assertInstanceOf(plan(manager, "update tblspace1.tsql set n1=?" + " where n1 in (select b.n1*2 from tblspace1.tsql b)"), UpdateOp.class);
        assertInstanceOf(plan(manager, "-- comment\ndelete from tblspace1.tsql where k1=?"), SimpleDeleteOp.class);
        assertInstanceOf(plan(manager, "/* multiline\ncomment */\ndelete from tblspace1.tsql where k1=? and n1=?"), SimpleDeleteOp.class);
        assertInstanceOf(plan(manager, "\n\ndelete from tblspace1.tsql where n1 in (select b.n1*2 from tblspace1.tsql b)"), DeleteOp.class);
        assertInstanceOf(plan(manager, "INSERT INTO tblspace1.tsql (k1,n1) values(?,?)"), SimpleInsertOp.class);
        assertInstanceOf(plan(manager, "INSERT INTO tblspace1.tsql (k1,n1) values(?,?),(?,?)"), InsertOp.class);
        assertInstanceOf(plan(manager, "select k1 from tblspace1.tsql order by k1"), SortedBindableTableScanOp.class);
        assertInstanceOf(plan(manager, "select k1 from tblspace1.tsql order by k1 limit 10"), LimitedSortedBindableTableScanOp.class);
        BindableTableScanOp plan = (BindableTableScanOp) assertInstanceOf(plan(manager, "select * from tblspace1.tsql where k1=?"), BindableTableScanOp.class);
        Projection projection = plan.getStatement().getProjection();
        System.out.println("projection:" + projection);
        assertThat(projection, instanceOf(IdentityProjection.class));
        assertNull(plan.getStatement().getComparator());
    }
}

Example 99 with MemoryMetadataStorageManager

use of herddb.mem.MemoryMetadataStorageManager in project herddb by diennea.

the class SQLRecordPredicateTest method testEvaluateExpression.

@Test
public void testEvaluateExpression() throws Exception {
    try (DBManager manager = new DBManager("localhost", new MemoryMetadataStorageManager(), new MemoryDataStorageManager(), new MemoryCommitLogManager(), null, null)) {
        manager.start();
        assertTrue(manager.waitForTablespace(TableSpace.DEFAULT, 10000));
        Table table = Table.builder().name("t1").column("pk", ColumnTypes.STRING).column("name", ColumnTypes.STRING).primaryKey("pk").build();
        CreateTableStatement st2 = new CreateTableStatement(table);
        manager.executeStatement(st2, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        {
            TranslatedQuery translated = manager.getPlanner().translate(TableSpace.DEFAULT, "SELECT * " + "FROM t1 " + "where pk >= ?", Collections.emptyList(), true, true, false, -1);
            ScanStatement scan = translated.plan.mainStatement.unwrap(ScanStatement.class);
            assertTrue(scan.getPredicate() instanceof SQLRecordPredicate);
            SQLRecordPredicate pred = (SQLRecordPredicate) scan.getPredicate();
            assertTrue(pred.getPrimaryKeyFilter() != null && (pred.getPrimaryKeyFilter() instanceof CompiledSQLExpression));
            assertTrue(pred.getWhere() != null && (pred.getWhere() instanceof CompiledSQLExpression));
            StatementEvaluationContext ctx = new SQLStatementEvaluationContext("the-query", Arrays.asList("my-string"));
            Record record = RecordSerializer.makeRecord(table, "pk", "test", "name", "myname");
            assertEquals(Boolean.TRUE, pred.evaluate(record, ctx));
            long _start = System.currentTimeMillis();
            int SIZE = 20_000_000;
            for (int i = 0; i < SIZE; i++) {
                pred.evaluate(record, ctx);
            }
            long _end = System.currentTimeMillis();
            double speed = (int) (SIZE * 1000d / (_end - _start));
            System.out.println("speed: " + speed + " eval/s" + " per " + SIZE + " records");
        }
    }
}

Example 100 with MemoryMetadataStorageManager

use of herddb.mem.MemoryMetadataStorageManager in project herddb by diennea.

the class SimplerPlannerTest method plannerDeleteTest.

@Test
public void plannerDeleteTest() throws Exception {
    String nodeId = "localhost";
    try (DBManager manager = new DBManager("localhost", new MemoryMetadataStorageManager(), new MemoryDataStorageManager(), new MemoryCommitLogManager(), null, null)) {
        manager.start();
        CreateTableSpaceStatement st1 = new CreateTableSpaceStatement("tblspace1", Collections.singleton(nodeId), nodeId, 1, 0, 0);
        manager.executeStatement(st1, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        manager.waitForTablespace("tblspace1", 10000);
        execute(manager, "CREATE TABLE tblspace1.tsql (k1 string primary key,n1 int,s1 string)", Collections.emptyList());
        assertEquals(1, executeUpdate(manager, "INSERT INTO tblspace1.tsql(k1,n1) values(?,?)", Arrays.asList("mykey", Integer.valueOf(1234))).getUpdateCount());
        assertEquals(1, executeUpdate(manager, "DELETE FROM tblspace1.tsql", Collections.emptyList()).getUpdateCount());
        try (DataScanner scan = scan(manager, "SELECT * FROM tblspace1.tsql", Collections.emptyList())) {
            List<DataAccessor> results = scan.consume();
            assertEquals(0, results.size());
        }
        assertEquals(1, executeUpdate(manager, "INSERT INTO tblspace1.tsql(k1,n1) values(?,?)", Arrays.asList("mykey", Integer.valueOf(1234))).getUpdateCount());
        assertEquals(1, executeUpdate(manager, "DELETE FROM tblspace1.tsql WHERE k1=?", Arrays.asList("mykey")).getUpdateCount());
        try (DataScanner scan = scan(manager, "SELECT * FROM tblspace1.tsql", Collections.emptyList())) {
            List<DataAccessor> results = scan.consume();
            assertEquals(0, results.size());
        }
    }
}