use of herddb.model.commands.ScanStatement in project herddb by diennea.
the class SecondaryIndexAccessSuite method createIndexInTransaction1.
@Test
public void createIndexInTransaction1() 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));
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));
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));
{
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());
}
}
}
}
use of herddb.model.commands.ScanStatement in project herddb by diennea.
the class IndexCreationTest method recoverTableAndIndexWithCheckpoint.
private void recoverTableAndIndexWithCheckpoint(String indexType) 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 = new DBManager("localhost", new FileMetadataStorageManager(metadataPath), new FileDataStorageManager(dataPath), new FileCommitLogManager(logsPath, 64 * 1024 * 1024), tmoDir, 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.builder().tablespace("tblspace1").name("t1").column("id", ColumnTypes.INTEGER).column("name", ColumnTypes.STRING).primaryKey("id").build();
manager.executeStatement(new CreateTableStatement(table), 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());
manager.checkpoint();
}
try (DBManager manager = new DBManager("localhost", new FileMetadataStorageManager(metadataPath), new FileDataStorageManager(dataPath), new FileCommitLogManager(logsPath, 64 * 1024 * 1024), tmoDir, null)) {
manager.start();
manager.waitForTablespace("tblspace1", 10000);
index = Index.builder().onTable(table).column("name", ColumnTypes.STRING).type(indexType).build();
manager.executeStatement(new CreateIndexStatement(index), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
/* 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());
}
}
}
use of herddb.model.commands.ScanStatement in project herddb by diennea.
the class IndexScanRangeTest method secondaryIndexRangeScan.
private void secondaryIndexRangeScan(String indexType) 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("n2", 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(indexType).column("n1", ColumnTypes.INTEGER).build();
TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,n2,name) values('a',1,5,'n1')", Collections.emptyList());
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',2,5,'n2')", Collections.emptyList());
TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,n2,name) values('d',2,5,'n2')", Collections.emptyList());
TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,n2,name) values('e',3,5,'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);
System.out.println("indexOperation:" + scan.getPredicate().getIndexOperation());
assertTrue(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexRangeScan);
try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
assertEquals(5, 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);
System.out.println("indexOperation:" + scan.getPredicate().getIndexOperation());
assertTrue(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexRangeScan);
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<=2", Collections.emptyList(), true, true, false, -1);
ScanStatement scan = translated.plan.mainStatement.unwrap(ScanStatement.class);
System.out.println("indexOperation:" + scan.getPredicate().getIndexOperation());
assertTrue(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexRangeScan);
try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
assertEquals(4, scan1.consume().size());
}
}
{
TranslatedQuery translated = manager.getPlanner().translate(TableSpace.DEFAULT, "SELECT * FROM tblspace1.t1 WHERE n1>= 1 and n1<=2", Collections.emptyList(), true, true, false, -1);
ScanStatement scan = translated.plan.mainStatement.unwrap(ScanStatement.class);
System.out.println("indexOperation:" + scan.getPredicate().getIndexOperation());
assertTrue(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexRangeScan);
try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
assertEquals(4, scan1.consume().size());
}
}
{
TranslatedQuery translated = manager.getPlanner().translate(TableSpace.DEFAULT, "SELECT * FROM tblspace1.t1 WHERE n1<= 1 and n1>=2", Collections.emptyList(), true, true, false, -1);
ScanStatement scan = translated.plan.mainStatement.unwrap(ScanStatement.class);
System.out.println("indexOperation:" + scan.getPredicate().getIndexOperation());
assertTrue(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexRangeScan);
try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
assertEquals(0, 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);
System.out.println("indexOperation:" + scan.getPredicate().getIndexOperation());
assertTrue(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexRangeScan);
try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
assertEquals(4, scan1.consume().size());
}
}
{
TranslatedQuery translated = manager.getPlanner().translate(TableSpace.DEFAULT, "SELECT * FROM tblspace1.t1 WHERE n1<3", Collections.emptyList(), true, true, false, -1);
ScanStatement scan = translated.plan.mainStatement.unwrap(ScanStatement.class);
System.out.println("indexOperation:" + scan.getPredicate().getIndexOperation());
assertTrue(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexRangeScan);
try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
assertEquals(4, 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);
System.out.println("indexOperation:" + scan.getPredicate().getIndexOperation());
assertTrue(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexRangeScan);
try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
assertEquals(0, scan1.consume().size());
}
}
{
TranslatedQuery translated = manager.getPlanner().translate(TableSpace.DEFAULT, "SELECT * FROM tblspace1.t1 WHERE n1<2", Collections.emptyList(), true, true, false, -1);
ScanStatement scan = translated.plan.mainStatement.unwrap(ScanStatement.class);
System.out.println("indexOperation:" + scan.getPredicate().getIndexOperation());
assertTrue(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexRangeScan);
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 and n1<3", Collections.emptyList(), true, true, false, -1);
ScanStatement scan = translated.plan.mainStatement.unwrap(ScanStatement.class);
System.out.println("indexOperation:" + scan.getPredicate().getIndexOperation());
assertTrue(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexRangeScan);
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 name='n1' and n1>=1 and n1<=2", Collections.emptyList(), true, true, false, -1);
ScanStatement scan = translated.plan.mainStatement.unwrap(ScanStatement.class);
System.out.println("indexOperation:" + scan.getPredicate().getIndexOperation());
assertTrue(scan.getPredicate().getIndexOperation() instanceof SecondaryIndexRangeScan);
try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
assertEquals(2, scan1.consume().size());
}
}
}
}
use of herddb.model.commands.ScanStatement in project herddb by diennea.
the class IndexScanRangeTest method noIndexOperation.
private void noIndexOperation(String indexType) 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("n2", 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(indexType).column("n1", ColumnTypes.INTEGER).build();
TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,n2,name) values('a',1,5,'n1')", Collections.emptyList());
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',2,5,'n2')", Collections.emptyList());
TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,n2,name) values('d',2,5,'n2')", Collections.emptyList());
TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,n2,name) values('e',3,5,'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<n2", Collections.emptyList(), true, true, false, -1);
ScanStatement scan = translated.plan.mainStatement.unwrap(ScanStatement.class);
System.out.println("indexOperation:" + scan.getPredicate().getIndexOperation());
assertNull(scan.getPredicate().getIndexOperation());
try (DataScanner scan1 = manager.scan(scan, translated.context, TransactionContext.NO_TRANSACTION)) {
assertEquals(5, scan1.consume().size());
}
}
}
}
use of herddb.model.commands.ScanStatement in project herddb by diennea.
the class IndexScanRangeTest method secondaryIndexPrefixScan.
private void secondaryIndexPrefixScan(String indexType) 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("n2", 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(indexType).column("n1", ColumnTypes.INTEGER).column("n2", ColumnTypes.INTEGER).build();
TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,n2,name) values('a',1,5,'n1')", Collections.emptyList());
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',2,5,'n2')", Collections.emptyList());
TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,n2,name) values('d',2,5,'n2')", Collections.emptyList());
TestUtils.executeUpdate(manager, "INSERT INTO tblspace1.t1(id,n1,n2,name) values('e',3,5,'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=2", 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());
}
}
}
}
Aggregations