Examples with DBManager herddb.core.DBManager used on opensource projects

Example 61 with DBManager

use of herddb.core.DBManager in project herddb by diennea.

the class DataConsistencyCheckTest method consistencyCheckSyntax.

@Test
public void consistencyCheckSyntax() throws Exception {
    try (DBManager manager = new DBManager("localhost", new MemoryMetadataStorageManager(), new MemoryDataStorageManager(), new MemoryCommitLogManager(), null, null)) {
        manager.start();
        assertTrue(manager.waitForBootOfLocalTablespaces(10000));
        execute(manager, "CREATE TABLESPACE 'consistence'", Collections.emptyList());
        manager.waitForTablespace("tblspace1", 10000);
        execute(manager, "CREATE TABLE consistence.tsql (k1 string primary key,n1 int,s1 string)", Collections.emptyList());
        execute(manager, "CREATE TABLE consistence.tsql1 (k1 string primary key,n1 int,s1 string)", Collections.emptyList());
        execute(manager, "CREATE TABLE consistence.tsql2 (k1 string primary key,n1 int,s1 string)", Collections.emptyList());
        for (int i = 0; i < 10; i++) {
            execute(manager, "INSERT INTO consistence.tsql (k1,n1 ,s1) values (?,?,?)", Arrays.asList(i, 1, "b"));
            execute(manager, "INSERT INTO consistence.tsql1 (k1,n1 ,s1) values (?,?,?)", Arrays.asList(i, 1, "b"));
            execute(manager, "INSERT INTO consistence.tsql2 (k1,n1 ,s1) values (?,?,?)", Arrays.asList(i, 1, "b"));
        }
        try (DataScanner scan = TestUtils.scan(manager, "SELECT COUNT(*) FROM consistence.tsql", Collections.emptyList())) {
            DataAccessor first = scan.consume().get(0);
            Number count = (Number) first.get(first.getFieldNames()[0]);
            assertEquals(10, count.intValue());
        }
        try (DataScanner scan = TestUtils.scan(manager, "SELECT COUNT(*) FROM consistence.tsql1", Collections.emptyList())) {
            DataAccessor first = scan.consume().get(0);
            Number count = (Number) first.get(first.getFieldNames()[0]);
            assertEquals(10, count.intValue());
        }
        try (DataScanner scan = TestUtils.scan(manager, "SELECT COUNT(*) FROM consistence.tsql2", Collections.emptyList())) {
            DataAccessor first = scan.consume().get(0);
            Number count = (Number) first.get(first.getFieldNames()[0]);
            assertEquals(10, count.intValue());
        }
        execute(manager, "tableconsistencycheck consistence.tsql1", Collections.emptyList());
        execute(manager, "tableconsistencycheck consistence.tsql2", Collections.emptyList());
        execute(manager, "tablespaceconsistencycheck consistence", Collections.emptyList());
        execute(manager, "tablespaceconsistencycheck 'consistence'", Collections.emptyList());
    }
}

Example 62 with DBManager

use of herddb.core.DBManager in project herddb by diennea.

the class DataConsistencyCheckTest method tableWithNullValueConsistencyCheck.

@Test
public void tableWithNullValueConsistencyCheck() throws Exception {
    String tableSpaceName = "t1";
    String tableName = "nulltable";
    try (DBManager manager = new DBManager("localhost", new MemoryMetadataStorageManager(), new MemoryDataStorageManager(), new MemoryCommitLogManager(), null, null)) {
        manager.start();
        assertTrue(manager.waitForBootOfLocalTablespaces(10000));
        execute(manager, "CREATE TABLESPACE 't1'", Collections.emptyList());
        manager.waitForTablespace(tableSpaceName, 10000);
        Table table = Table.builder().tablespace(tableSpaceName).name(tableName).column("k1", ColumnTypes.INTEGER).column("n1", ColumnTypes.INTEGER).column("s1", ColumnTypes.STRING).primaryKey("k1", true).build();
        CreateTableStatement st = new CreateTableStatement(table);
        manager.executeStatement(st, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        execute(manager, "INSERT INTO " + tableSpaceName + "." + tableName + " (n1 ,s1) values (?,?)", Arrays.asList(null, null));
        execute(manager, "INSERT INTO " + tableSpaceName + "." + tableName + " (n1 ,s1) values (?,?)", Arrays.asList(null, null));
        execute(manager, "INSERT INTO " + tableSpaceName + "." + tableName + " (n1 ,s1) values (?,?)", Arrays.asList(null, null));
        execute(manager, "INSERT INTO " + tableSpaceName + "." + tableName + " (n1 ,s1) values (?,?)", Arrays.asList(null, null));
        TableConsistencyCheckStatement statement = new TableConsistencyCheckStatement(tableName, tableSpaceName);
        DataConsistencyStatementResult result = manager.createTableCheckSum(statement, null);
        assertTrue("Check table with null value ", result.getOk());
    }
}

Example 63 with DBManager

use of herddb.core.DBManager in project herddb by diennea.

the class SecondaryNonUniqueIndexAccessSuite method secondaryIndexPrefixScan.

@Test
public void secondaryIndexPrefixScan() 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("n1", ColumnTypes.INTEGER).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(Index.TYPE_BRIN).column("n1", ColumnTypes.INTEGER).column("name", ColumnTypes.STRING).build();
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,name) values('a',1,'n1')", Collections.emptyList());
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,name) values('b',1,'n1')", Collections.emptyList());
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,name) values('c',1,'n2')", Collections.emptyList());
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,name) values('d',2,'n2')", Collections.emptyList());
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,name) values('e',3,'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 n1=1", Collections.emptyList(), true, true, false, -1);
            ScanStatement scan = translated.plan.mainStatement.unwrap(ScanStatement.class);
            assertTrue(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexPrefixScan);
            try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
                assertEquals(3, scan1.consume().size());
            }
        }
        {
            TranslatedQuery translated = manager.getPlanner().translate(TableSpace.DEFAULT, "SELECT * FROM tblspace1.t1 WHERE n1=1 and name='n2'", 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());
            }
        }
        {
            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);
            assertNull(scan.getPredicate().getIndexOperation());
            try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
                assertEquals(5, scan1.consume().size());
            }
        }
    }
}

Example 64 with DBManager

use of herddb.core.DBManager in project herddb by diennea.

the class SecondaryNonUniqueIndexAccessSuite method createIndexInTransaction2.

@Test
public void createIndexInTransaction2() 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();
        long tx = TestUtils.beginTransaction(manager, "tblspace1");
        CreateTableStatement st_create = new CreateTableStatement(transacted_table);
        manager.executeStatement(st_create, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(tx));
        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(), new TransactionContext(tx));
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values(?,?)", Arrays.asList("a", "n1"), new TransactionContext(tx));
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values(?,?)", Arrays.asList("b", "n1"), new TransactionContext(tx));
        TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,name) values(?,?)", Arrays.asList("c", "n2"), new TransactionContext(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);
            // uncommitted indexes are not used
            assertFalse(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexSeek);
            try (DataScanner scan1 = manager.scan(scan, translated.context, new TransactionContext(tx))) {
                assertEquals(2, scan1.consume().size());
            }
        }
        manager.executeStatement(new CommitTransactionStatement("tblspace1", tx), 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());
            }
        }
    }
}

Example 65 with DBManager

use of herddb.core.DBManager in project herddb by diennea.

the class SecondaryNonUniqueIndexAccessSuite 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());
            }
        }
    }
}