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Example 61 with TranslatedQuery

use of herddb.sql.TranslatedQuery in project herddb by diennea.

the class PrimaryIndexPrefixScanTest method validatePrefixScanIndexWorksForValidDataSet.

@Test
public void validatePrefixScanIndexWorksForValidDataSet() throws Exception {
    String nodeId = "localhost";
    Path dataPath = folder.newFolder("data").toPath();
    try (DBManager manager = new DBManager("localhost", new MemoryMetadataStorageManager(), new FileDataStorageManager(dataPath), 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("n1", ColumnTypes.INTEGER).column("n2", ColumnTypes.INTEGER).column("id", ColumnTypes.STRING).column("name", ColumnTypes.STRING).primaryKey("n1").primaryKey("n2").build();
        CreateTableStatement st2 = new CreateTableStatement(table);
        manager.executeStatement(st2, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,n2,name) values('a',1,5,'r1')", Collections.emptyList());
        // Same first part of the primary key as the record above but 2nd half is different.
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,n2,name) values('b',1,6,'r2')", Collections.emptyList());
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,n2,name) values('c',3,6,'r3')", Collections.emptyList());
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,n2,name) values('d',4,7,'r4')", Collections.emptyList());
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,n2,name) values('e',5,5,'r5')", Collections.emptyList());
        TranslatedQuery translated = manager.getPlanner().translate(TableSpace.DEFAULT, "SELECT *" + "FROM tblspace1.t1 " + "WHERE n1=1", Collections.emptyList(), true, true, false, -1);
        ScanStatement scan = translated.plan.mainStatement.unwrap(ScanStatement.class);
        assertTrue(scan.getPredicate().getIndexOperation() instanceof PrimaryIndexPrefixScan);
        try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
            List<DataAccessor> rows = scan1.consume();
            // Assert we got 2 rows.
            assertEquals(2, rows.size());
            for (DataAccessor row : rows) {
                if (row.get("name").equals("r1")) {
                    assertEquals(row.get("n1"), 1);
                    assertEquals(row.get("n2"), 5);
                } else {
                    assertEquals(row.get("name"), "r2");
                    assertEquals(row.get("n1"), 1);
                    assertEquals(row.get("n2"), 6);
                }
            }
        }
    }
}
Also used : Path(java.nio.file.Path) Table(herddb.model.Table) TranslatedQuery(herddb.sql.TranslatedQuery) DataAccessor(herddb.utils.DataAccessor) CreateTableStatement(herddb.model.commands.CreateTableStatement) PrimaryIndexPrefixScan(herddb.index.PrimaryIndexPrefixScan) CreateTableSpaceStatement(herddb.model.commands.CreateTableSpaceStatement) DataScanner(herddb.model.DataScanner) MemoryCommitLogManager(herddb.mem.MemoryCommitLogManager) FileDataStorageManager(herddb.file.FileDataStorageManager) MemoryMetadataStorageManager(herddb.mem.MemoryMetadataStorageManager) ScanStatement(herddb.model.commands.ScanStatement) Test(org.junit.Test)

Example 62 with TranslatedQuery

use of herddb.sql.TranslatedQuery in project herddb by diennea.

the class RestartTestBase method recoverTableAndIndexNoCheckpoint.

@Test
public void recoverTableAndIndexNoCheckpoint() throws Exception {
    Path dataPath = folder.newFolder("data").toPath();
    Path logsPath = folder.newFolder("logs").toPath();
    Path metadataPath = folder.newFolder("metadata").toPath();
    Path tmoDir = folder.newFolder("tmoDir").toPath();
    String nodeId = "localhost";
    Table table;
    Index index;
    try (DBManager manager = buildDBManager(nodeId, metadataPath, dataPath, logsPath, tmoDir)) {
        manager.start();
        CreateTableSpaceStatement st1 = new CreateTableSpaceStatement("tblspace1", Collections.singleton(nodeId), nodeId, 1, 0, 0);
        manager.executeStatement(st1, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        assertTrue(manager.waitForTablespace("tblspace1", 10000));
        table = Table.builder().tablespace("tblspace1").name("t1").column("id", ColumnTypes.INTEGER).column("name", ColumnTypes.STRING).primaryKey("id").build();
        index = Index.builder().onTable(table).column("name", ColumnTypes.STRING).type(Index.TYPE_BRIN).build();
        manager.executeStatement(new CreateTableStatement(table), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        manager.executeStatement(new CreateIndexStatement(index), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        manager.executeStatement(new InsertStatement("tblspace1", table.name, RecordSerializer.makeRecord(table, "id", 1, "name", "uno")), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        GetResult result = manager.get(new GetStatement("tblspace1", table.name, Bytes.from_int(1), null, false), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        assertTrue(result.found());
        /* Access through index  */
        TranslatedQuery translated = manager.getPlanner().translate(TableSpace.DEFAULT, "SELECT * FROM tblspace1.t1 WHERE name=\'uno\'", 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(1, scan1.consume().size());
        }
    // no checkpoint
    }
    try (DBManager manager = buildDBManager(nodeId, metadataPath, dataPath, logsPath, tmoDir)) {
        manager.start();
        assertTrue(manager.waitForBootOfLocalTablespaces(30000));
        /* Access through key to page */
        GetResult result = manager.get(new GetStatement("tblspace1", table.name, Bytes.from_int(1), null, false), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        assertTrue(result.found());
        /* Access through index  */
        TranslatedQuery translated = manager.getPlanner().translate(TableSpace.DEFAULT, "SELECT * FROM tblspace1.t1 WHERE name=\'uno\'", 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(1, scan1.consume().size());
        }
    }
}
Also used : Path(java.nio.file.Path) Table(herddb.model.Table) TranslatedQuery(herddb.sql.TranslatedQuery) GetResult(herddb.model.GetResult) CreateTableStatement(herddb.model.commands.CreateTableStatement) CreateIndexStatement(herddb.model.commands.CreateIndexStatement) Index(herddb.model.Index) InsertStatement(herddb.model.commands.InsertStatement) CreateTableSpaceStatement(herddb.model.commands.CreateTableSpaceStatement) SecondaryIndexSeek(herddb.index.SecondaryIndexSeek) DataScanner(herddb.model.DataScanner) GetStatement(herddb.model.commands.GetStatement) ScanStatement(herddb.model.commands.ScanStatement) Test(org.junit.Test)

Example 63 with TranslatedQuery

use of herddb.sql.TranslatedQuery in project herddb by diennea.

the class RestartTestBase method recoverTableAndIndexWithCheckpoint.

@Test
public void recoverTableAndIndexWithCheckpoint() throws Exception {
    Path dataPath = folder.newFolder("data").toPath();
    Path logsPath = folder.newFolder("logs").toPath();
    Path metadataPath = folder.newFolder("metadata").toPath();
    Path tmoDir = folder.newFolder("tmoDir").toPath();
    String nodeId = "localhost";
    Table table;
    Index index;
    try (DBManager manager = buildDBManager(nodeId, metadataPath, dataPath, logsPath, tmoDir)) {
        manager.start();
        CreateTableSpaceStatement st1 = new CreateTableSpaceStatement("tblspace1", Collections.singleton(nodeId), nodeId, 1, 0, 0);
        manager.executeStatement(st1, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        assertTrue(manager.waitForTablespace("tblspace1", 10000));
        table = Table.builder().tablespace("tblspace1").name("t1").column("id", ColumnTypes.INTEGER).column("name", ColumnTypes.STRING).primaryKey("id").build();
        index = Index.builder().onTable(table).column("name", ColumnTypes.STRING).type(Index.TYPE_BRIN).build();
        manager.executeStatement(new CreateTableStatement(table), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        manager.executeStatement(new CreateIndexStatement(index), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        manager.executeStatement(new InsertStatement("tblspace1", table.name, RecordSerializer.makeRecord(table, "id", 1, "name", "uno")), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        GetResult result = manager.get(new GetStatement("tblspace1", table.name, Bytes.from_int(1), null, false), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        assertTrue(result.found());
        /* Access through index  */
        TranslatedQuery translated = manager.getPlanner().translate(TableSpace.DEFAULT, "SELECT * FROM tblspace1.t1 WHERE name=\'uno\'", 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(1, scan1.consume().size());
        }
        manager.checkpoint();
    }
    try (DBManager manager = buildDBManager(nodeId, metadataPath, dataPath, logsPath, tmoDir)) {
        manager.start();
        assertTrue(manager.waitForBootOfLocalTablespaces(10000));
        /* Access through key to page */
        GetResult result = manager.get(new GetStatement("tblspace1", table.name, Bytes.from_int(1), null, false), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        assertTrue(result.found());
        /* Access through index  */
        TranslatedQuery translated = manager.getPlanner().translate(TableSpace.DEFAULT, "SELECT * FROM tblspace1.t1 WHERE name=\'uno\'", 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(1, scan1.consume().size());
        }
    }
}
Also used : Path(java.nio.file.Path) Table(herddb.model.Table) TranslatedQuery(herddb.sql.TranslatedQuery) GetResult(herddb.model.GetResult) CreateTableStatement(herddb.model.commands.CreateTableStatement) CreateIndexStatement(herddb.model.commands.CreateIndexStatement) Index(herddb.model.Index) InsertStatement(herddb.model.commands.InsertStatement) CreateTableSpaceStatement(herddb.model.commands.CreateTableSpaceStatement) SecondaryIndexSeek(herddb.index.SecondaryIndexSeek) DataScanner(herddb.model.DataScanner) GetStatement(herddb.model.commands.GetStatement) ScanStatement(herddb.model.commands.ScanStatement) Test(org.junit.Test)

Example 64 with TranslatedQuery

use of herddb.sql.TranslatedQuery in project herddb by diennea.

the class BootAsNewLeaderTest method testLeaderOfflineLogAvailableForcedNewLeader.

@Test
public void testLeaderOfflineLogAvailableForcedNewLeader() throws Exception {
    ServerConfiguration serverconfig_1 = newServerConfigurationWithAutoPort(folder.newFolder().toPath());
    serverconfig_1.set(ServerConfiguration.PROPERTY_NODEID, "server1");
    serverconfig_1.set(ServerConfiguration.PROPERTY_MODE, ServerConfiguration.PROPERTY_MODE_CLUSTER);
    serverconfig_1.set(ServerConfiguration.PROPERTY_ZOOKEEPER_ADDRESS, testEnv.getAddress());
    serverconfig_1.set(ServerConfiguration.PROPERTY_ZOOKEEPER_PATH, testEnv.getPath());
    serverconfig_1.set(ServerConfiguration.PROPERTY_ZOOKEEPER_SESSIONTIMEOUT, testEnv.getTimeout());
    serverconfig_1.set(ServerConfiguration.PROPERTY_ENFORCE_LEADERSHIP, false);
    // disabled
    serverconfig_1.set(ServerConfiguration.PROPERTY_BOOKKEEPER_MAX_IDLE_TIME, 0);
    ServerConfiguration serverconfig_2 = serverconfig_1.copy().set(ServerConfiguration.PROPERTY_NODEID, "server2").set(ServerConfiguration.PROPERTY_BASEDIR, folder.newFolder().toPath().toAbsolutePath());
    try (Server server_1 = new Server(serverconfig_1)) {
        server_1.start();
        server_1.waitForStandaloneBoot();
        Table table = Table.builder().name("t1").column("c", ColumnTypes.INTEGER).column("s", ColumnTypes.INTEGER).primaryKey("c").build();
        Index index = Index.builder().onTable(table).type(Index.TYPE_BRIN).column("s", ColumnTypes.STRING).build();
        server_1.getManager().executeStatement(new CreateTableStatement(table), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        server_1.getManager().executeStatement(new CreateIndexStatement(index), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        server_1.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 1, "s", "1")), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        server_1.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 2, "s", "2")), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        server_1.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 3, "s", "3")), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        server_1.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 4, "s", "4")), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        // set forcibly server2 as new leader
        server_1.getManager().executeStatement(new AlterTableSpaceStatement(TableSpace.DEFAULT, new HashSet<>(Arrays.asList("server1", "server2")), "server2", 1, 0), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
    }
    // it can recover from log
    try (Server server_2 = new Server(serverconfig_2)) {
        server_2.start();
        assertTrue(server_2.getManager().waitForTablespace(TableSpace.DEFAULT, 60000, true));
        // wait for data to arrive on server_2
        for (int i = 0; i < 100; i++) {
            GetResult found = server_2.getManager().get(new GetStatement(TableSpace.DEFAULT, "t1", Bytes.from_int(1), null, false), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
            if (found.found()) {
                break;
            }
            Thread.sleep(100);
        }
        assertTrue(server_2.getManager().get(new GetStatement(TableSpace.DEFAULT, "t1", Bytes.from_int(1), null, false), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION).found());
        TranslatedQuery translated = server_2.getManager().getPlanner().translate(TableSpace.DEFAULT, "SELECT * FROM " + TableSpace.DEFAULT + ".t1 WHERE s=1", Collections.emptyList(), true, true, false, -1);
        ScanStatement statement = translated.plan.mainStatement.unwrap(ScanStatement.class);
        assertTrue(statement.getPredicate().getIndexOperation() instanceof SecondaryIndexSeek);
        try (DataScanner scan = server_2.getManager().scan(statement, translated.context, TransactionContext.NO_TRANSACTION)) {
            assertEquals(1, scan.consume().size());
        }
    }
    // reboot server_2
    try (Server server_2 = new Server(serverconfig_2)) {
        server_2.start();
        assertTrue(server_2.getManager().waitForTablespace(TableSpace.DEFAULT, 60000, true));
        TranslatedQuery translated = server_2.getManager().getPlanner().translate(TableSpace.DEFAULT, "SELECT * FROM " + TableSpace.DEFAULT + ".t1 WHERE s=1", Collections.emptyList(), true, true, false, -1);
        ScanStatement statement = translated.plan.mainStatement.unwrap(ScanStatement.class);
        assertTrue(statement.getPredicate().getIndexOperation() instanceof SecondaryIndexSeek);
        try (DataScanner scan = server_2.getManager().scan(statement, translated.context, TransactionContext.NO_TRANSACTION)) {
            assertEquals(1, scan.consume().size());
        }
    }
}
Also used : AlterTableSpaceStatement(herddb.model.commands.AlterTableSpaceStatement) Table(herddb.model.Table) TranslatedQuery(herddb.sql.TranslatedQuery) Server(herddb.server.Server) GetResult(herddb.model.GetResult) ServerConfiguration(herddb.server.ServerConfiguration) CreateTableStatement(herddb.model.commands.CreateTableStatement) CreateIndexStatement(herddb.model.commands.CreateIndexStatement) Index(herddb.model.Index) InsertStatement(herddb.model.commands.InsertStatement) SecondaryIndexSeek(herddb.index.SecondaryIndexSeek) DataScanner(herddb.model.DataScanner) GetStatement(herddb.model.commands.GetStatement) HashSet(java.util.HashSet) ScanStatement(herddb.model.commands.ScanStatement) Test(org.junit.Test)

Example 65 with TranslatedQuery

use of herddb.sql.TranslatedQuery in project herddb by diennea.

the class PrimaryIndexScanRangeTest method scanByPKOfStrings.

@Test
public void scanByPKOfStrings() throws Exception {
    Path dataPath = folder.newFolder("data").toPath();
    String nodeId = "localhost";
    try (DBManager manager = new DBManager("localhost", new MemoryMetadataStorageManager(), new FileDataStorageManager(dataPath), 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("n1", ColumnTypes.INTEGER).column("n2", ColumnTypes.INTEGER).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);
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,n2,name) values('b',2,5,'n1')", Collections.emptyList());
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,n2,name) values('c',-3,6,'n2')", Collections.emptyList());
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,n2,name) values('a',1,5,'n3')", Collections.emptyList());
        assertTrue(manager.getTableSpaceManager("tblspace1").getTableManager("t1").isKeyToPageSortedAscending());
        {
            TranslatedQuery translated = manager.getPlanner().translate(TableSpace.DEFAULT, "SELECT n1,n2 " + "FROM tblspace1.t1 " + "order by id", Collections.emptyList(), true, true, false, -1);
            ScanStatement scan = translated.plan.mainStatement.unwrap(ScanStatement.class);
            assertTrue(scan.getComparator().isOnlyPrimaryKeyAndAscending());
            try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
                List<DataAccessor> tuples = scan1.consume();
                assertEquals(3, tuples.size());
                assertEquals(1, tuples.get(0).get("n1"));
                assertEquals(2, tuples.get(1).get("n1"));
                assertEquals(-3, tuples.get(2).get("n1"));
            }
        }
    }
}
Also used : Path(java.nio.file.Path) Table(herddb.model.Table) TranslatedQuery(herddb.sql.TranslatedQuery) CreateTableStatement(herddb.model.commands.CreateTableStatement) RawString(herddb.utils.RawString) CreateTableSpaceStatement(herddb.model.commands.CreateTableSpaceStatement) DataScanner(herddb.model.DataScanner) MemoryCommitLogManager(herddb.mem.MemoryCommitLogManager) FileDataStorageManager(herddb.file.FileDataStorageManager) List(java.util.List) MemoryMetadataStorageManager(herddb.mem.MemoryMetadataStorageManager) ScanStatement(herddb.model.commands.ScanStatement) Test(org.junit.Test)

Aggregations

TranslatedQuery (herddb.sql.TranslatedQuery)94 ScanStatement (herddb.model.commands.ScanStatement)84 DataScanner (herddb.model.DataScanner)78 Table (herddb.model.Table)76 CreateTableSpaceStatement (herddb.model.commands.CreateTableSpaceStatement)68 CreateTableStatement (herddb.model.commands.CreateTableStatement)67 Test (org.junit.Test)66 Index (herddb.model.Index)60 CreateIndexStatement (herddb.model.commands.CreateIndexStatement)58 MemoryCommitLogManager (herddb.mem.MemoryCommitLogManager)54 MemoryMetadataStorageManager (herddb.mem.MemoryMetadataStorageManager)54 SecondaryIndexSeek (herddb.index.SecondaryIndexSeek)51 MemoryDataStorageManager (herddb.mem.MemoryDataStorageManager)51 DBManager (herddb.core.DBManager)23 TransactionContext (herddb.model.TransactionContext)23 Path (java.nio.file.Path)22 GetResult (herddb.model.GetResult)19 FileDataStorageManager (herddb.file.FileDataStorageManager)18 List (java.util.List)18 GetStatement (herddb.model.commands.GetStatement)17