Examples with ScanStatement herddb.model.commands.ScanStatement used on opensource projects

Example 61 with ScanStatement

use of herddb.model.commands.ScanStatement in project herddb by diennea.

the class SecondaryIndexAccessSuite method dropTableWithIndexesInTransaction.

@Test
public void dropTableWithIndexesInTransaction() 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);
        Bytes key = Bytes.from_int(1234);
        Bytes value = Bytes.from_long(8888);
        Table transacted_table = Table.builder().tablespace("tblspace1").name("t1").column("id", ColumnTypes.STRING).column("name", ColumnTypes.STRING).primaryKey("id").build();
        CreateTableStatement st_create = new CreateTableStatement(transacted_table);
        manager.executeStatement(st_create, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values(?,?)", Arrays.asList("a", "n1"), TransactionContext.NO_TRANSACTION);
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values(?,?)", Arrays.asList("b", "n1"), TransactionContext.NO_TRANSACTION);
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values(?,?)", Arrays.asList("c", "n2"), TransactionContext.NO_TRANSACTION);
        Index index = Index.builder().onTable(transacted_table).type(indexType).column("name", ColumnTypes.STRING).build();
        CreateIndexStatement createIndex = new CreateIndexStatement(index);
        manager.executeStatement(createIndex, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        {
            TranslatedQuery translated = manager.getPlanner().translate(TableSpace.DEFAULT, "SELECT * FROM tblspace1.t1 WHERE name='n1'", Collections.emptyList(), true, true, false, -1);
            ScanStatement scan = translated.plan.mainStatement.unwrap(ScanStatement.class);
            assertTrue(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexSeek);
            try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
                assertEquals(2, scan1.consume().size());
            }
        }
        assertEquals(1, manager.getTableSpaceManager("tblspace1").getIndexesOnTable("t1").size());
        DropTableStatement dropTable = new DropTableStatement(index.tablespace, index.table, false);
        manager.executeStatement(dropTable, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        assertNull(manager.getTableSpaceManager("tblspace1").getIndexesOnTable("t1"));
    }
}

Example 62 with ScanStatement

use of herddb.model.commands.ScanStatement in project herddb by diennea.

the class SecondaryIndexAccessSuite method dropIndexInTransaction.

@Test
public void dropIndexInTransaction() 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);
        Bytes key = Bytes.from_int(1234);
        Bytes value = Bytes.from_long(8888);
        Table transacted_table = Table.builder().tablespace("tblspace1").name("t1").column("id", ColumnTypes.STRING).column("name", ColumnTypes.STRING).primaryKey("id").build();
        CreateTableStatement st_create = new CreateTableStatement(transacted_table);
        manager.executeStatement(st_create, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values(?,?)", Arrays.asList("a", "n1"), TransactionContext.NO_TRANSACTION);
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values(?,?)", Arrays.asList("b", "n1"), TransactionContext.NO_TRANSACTION);
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values(?,?)", Arrays.asList("c", "n2"), TransactionContext.NO_TRANSACTION);
        Index index = Index.builder().onTable(transacted_table).type(indexType).column("name", ColumnTypes.STRING).build();
        CreateIndexStatement createIndex = new CreateIndexStatement(index);
        manager.executeStatement(createIndex, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        {
            TranslatedQuery translated = manager.getPlanner().translate(TableSpace.DEFAULT, "SELECT * FROM tblspace1.t1 WHERE name='n1'", Collections.emptyList(), true, true, false, -1);
            ScanStatement scan = translated.plan.mainStatement.unwrap(ScanStatement.class);
            assertTrue(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexSeek);
            try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
                assertEquals(2, scan1.consume().size());
            }
        }
        long tx = TestUtils.beginTransaction(manager, "tblspace1");
        DropIndexStatement dropIndex = new DropIndexStatement(index.tablespace, index.name, false);
        manager.executeStatement(dropIndex, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(tx));
        TestUtils.commitTransaction(manager, "tblspace1", tx);
        {
            TranslatedQuery translated = manager.getPlanner().translate(TableSpace.DEFAULT, "SELECT * FROM tblspace1.t1 WHERE name='n1'", Collections.emptyList(), true, true, false, -1);
            ScanStatement scan = translated.plan.mainStatement.unwrap(ScanStatement.class);
            assertFalse(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexSeek);
            try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
                assertEquals(2, scan1.consume().size());
            }
        }
    }
}

Example 63 with ScanStatement

use of herddb.model.commands.ScanStatement in project herddb by diennea.

the class SecondaryIndexAccessSuite method dropIndex.

@Test
public void dropIndex() 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);
        Bytes key = Bytes.from_int(1234);
        Bytes value = Bytes.from_long(8888);
        Table transacted_table = Table.builder().tablespace("tblspace1").name("t1").column("id", ColumnTypes.STRING).column("name", ColumnTypes.STRING).primaryKey("id").build();
        CreateTableStatement st_create = new CreateTableStatement(transacted_table);
        manager.executeStatement(st_create, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values(?,?)", Arrays.asList("a", "n1"), TransactionContext.NO_TRANSACTION);
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values(?,?)", Arrays.asList("b", "n1"), TransactionContext.NO_TRANSACTION);
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values(?,?)", Arrays.asList("c", "n2"), TransactionContext.NO_TRANSACTION);
        Index index = Index.builder().onTable(transacted_table).type(indexType).column("name", ColumnTypes.STRING).build();
        CreateIndexStatement createIndex = new CreateIndexStatement(index);
        manager.executeStatement(createIndex, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        {
            TranslatedQuery translated = manager.getPlanner().translate(TableSpace.DEFAULT, "SELECT * FROM tblspace1.t1 WHERE name='n1'", Collections.emptyList(), true, true, false, -1);
            ScanStatement scan = translated.plan.mainStatement.unwrap(ScanStatement.class);
            assertTrue(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexSeek);
            try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
                assertEquals(2, scan1.consume().size());
            }
        }
        DropIndexStatement dropIndex = new DropIndexStatement(index.tablespace, index.name, false);
        manager.executeStatement(dropIndex, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        {
            TranslatedQuery translated = manager.getPlanner().translate(TableSpace.DEFAULT, "SELECT * FROM tblspace1.t1 WHERE name='n1'", Collections.emptyList(), true, true, false, -1);
            ScanStatement scan = translated.plan.mainStatement.unwrap(ScanStatement.class);
            assertFalse(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexSeek);
            try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
                assertEquals(2, scan1.consume().size());
            }
        }
    }
}

Example 64 with ScanStatement

use of herddb.model.commands.ScanStatement in project herddb by diennea.

the class SecondaryIndexAccessSuite method updateIndexOnDML.

@Test
public void updateIndexOnDML() 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);
        Table table = Table.builder().tablespace("tblspace1").name("t1").column("id", ColumnTypes.STRING).column("name", ColumnTypes.STRING).primaryKey("id").build();
        CreateTableStatement st2 = new CreateTableStatement(table);
        manager.executeStatement(st2, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        Index index = Index.builder().onTable(table).type(indexType).column("name", ColumnTypes.STRING).build();
        // create index, initially it will be empty
        CreateIndexStatement st3 = new CreateIndexStatement(index);
        manager.executeStatement(st3, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values('a','n1')", Collections.emptyList());
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values('b','n1')", Collections.emptyList());
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values('c','n1')", Collections.emptyList());
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values('d','n2')", Collections.emptyList());
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values('e','n2')", Collections.emptyList());
        TestUtils.executeUpdate(manager, "DELETE FROM tblspace1.t1 WHERE id='c'", Collections.emptyList());
        {
            TranslatedQuery translated = manager.getPlanner().translate(TableSpace.DEFAULT, "SELECT * FROM tblspace1.t1 WHERE name='n1'", Collections.emptyList(), true, true, false, -1);
            ScanStatement scan = translated.plan.mainStatement.unwrap(ScanStatement.class);
            assertTrue(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexSeek);
            try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
                assertEquals(2, scan1.consume().size());
            }
        }
        TestUtils.executeUpdate(manager, "UPDATE tblspace1.t1 set name='n1' WHERE id='e'", Collections.emptyList());
        {
            TranslatedQuery translated = manager.getPlanner().translate(TableSpace.DEFAULT, "SELECT * FROM tblspace1.t1 WHERE name='n1'", Collections.emptyList(), true, true, false, -1);
            ScanStatement scan = translated.plan.mainStatement.unwrap(ScanStatement.class);
            assertTrue(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexSeek);
            try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
                assertEquals(3, scan1.consume().size());
            }
        }
    }
}

Example 65 with ScanStatement

use of herddb.model.commands.ScanStatement in project herddb by diennea.

the class SecondaryIndexAccessSuite method createIndexOnTableWithData.

@Test
public void createIndexOnTableWithData() 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);
        Table table = Table.builder().tablespace("tblspace1").name("t1").column("id", ColumnTypes.STRING).column("name", ColumnTypes.STRING).primaryKey("id").build();
        CreateTableStatement st2 = new CreateTableStatement(table);
        manager.executeStatement(st2, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        Index index = Index.builder().onTable(table).type(indexType).column("name", ColumnTypes.STRING).build();
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values('a','n1')", Collections.emptyList());
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values('b','n1')", Collections.emptyList());
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values('c','n1')", Collections.emptyList());
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values('d','n2')", Collections.emptyList());
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values('e','n2')", Collections.emptyList());
        // create index, it will be built using existing data
        CreateIndexStatement st3 = new CreateIndexStatement(index);
        manager.executeStatement(st3, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        TranslatedQuery translated = manager.getPlanner().translate(TableSpace.DEFAULT, "SELECT * FROM tblspace1.t1 WHERE name='n1'", Collections.emptyList(), true, true, false, -1);
        ScanStatement scan = translated.plan.mainStatement.unwrap(ScanStatement.class);
        assertTrue(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexSeek);
        try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
            assertEquals(3, scan1.consume().size());
        }
    }
}