private List<Tuple> getAllPartitions(Schema outSchema) {
List<TablePartitionProto> partitionList = masterContext.getCatalog().getAllPartitions();
List<Tuple> tuples = new ArrayList<Tuple>(partitionList.size());
List<Column> columns = outSchema.getRootColumns();
Tuple aTuple;
for (TablePartitionProto partition : partitionList) {
aTuple = new VTuple(outSchema.size());
for (int fieldId = 0; fieldId < columns.size(); fieldId++) {
Column column = columns.get(fieldId);
if ("partition_id".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createInt4(partition.getPartitionId()));
} else if ("tid".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createInt4(partition.getTid()));
} else if ("partition_name".equalsIgnoreCase(column.getSimpleName())) {
if (partition.hasPartitionName()) {
aTuple.put(fieldId, DatumFactory.createText(partition.getPartitionName()));
} else {
aTuple.put(fieldId, DatumFactory.createNullDatum());
}
} else if ("path".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createText(partition.getPath()));
}
}
tuples.add(aTuple);
}
return tuples;
}
private List<Tuple> getAllTableOptions(Schema outSchema) {
List<TableOptionProto> optionList = masterContext.getCatalog().getAllTableOptions();
List<Tuple> tuples = new ArrayList<Tuple>(optionList.size());
List<Column> columns = outSchema.getRootColumns();
Tuple aTuple;
for (TableOptionProto option : optionList) {
aTuple = new VTuple(outSchema.size());
for (int fieldId = 0; fieldId < columns.size(); fieldId++) {
Column column = columns.get(fieldId);
if ("tid".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createInt4(option.getTid()));
} else if ("key_".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createText(option.getKeyval().getKey()));
} else if ("value_".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createText(option.getKeyval().getValue()));
}
}
tuples.add(aTuple);
}
return tuples;
}
private List<Tuple> getAllTableStats(Schema outSchema) {
List<TableStatsProto> statList = masterContext.getCatalog().getAllTableStats();
List<Tuple> tuples = new ArrayList<Tuple>(statList.size());
List<Column> columns = outSchema.getRootColumns();
Tuple aTuple;
for (TableStatsProto stat : statList) {
aTuple = new VTuple(outSchema.size());
for (int fieldId = 0; fieldId < columns.size(); fieldId++) {
Column column = columns.get(fieldId);
if ("tid".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createInt4(stat.getTid()));
} else if ("num_rows".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createInt8(stat.getNumRows()));
} else if ("num_bytes".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createInt8(stat.getNumBytes()));
}
}
tuples.add(aTuple);
}
return tuples;
}
private List<Tuple> getDatabases(Schema outSchema) {
List<DatabaseProto> databases = masterContext.getCatalog().getAllDatabases();
List<Tuple> tuples = new ArrayList<Tuple>(databases.size());
List<Column> columns = outSchema.getRootColumns();
Tuple aTuple;
for (DatabaseProto database : databases) {
aTuple = new VTuple(outSchema.size());
for (int fieldId = 0; fieldId < columns.size(); fieldId++) {
Column column = columns.get(fieldId);
if ("db_id".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createInt4(database.getId()));
} else if ("db_name".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createText(database.getName()));
} else if ("space_id".equalsIgnoreCase(column.getSimpleName())) {
if (database.hasSpaceId()) {
aTuple.put(fieldId, DatumFactory.createInt4(database.getSpaceId()));
} else {
aTuple.put(fieldId, DatumFactory.createNullDatum());
}
}
}
tuples.add(aTuple);
}
return tuples;
}
@Test
public final void testComparatorsFromJoinQual() {
Schema outerSchema = new Schema();
outerSchema.addColumn("employee.id1", CatalogUtil.newSimpleDataType(Type.INT4));
outerSchema.addColumn("employee.id2", CatalogUtil.newSimpleDataType(Type.INT4));
Schema innerSchema = new Schema();
innerSchema.addColumn("people.fid1", CatalogUtil.newSimpleDataType(Type.INT4));
innerSchema.addColumn("people.fid2", CatalogUtil.newSimpleDataType(Type.INT4));
FieldEval f1 = new FieldEval("employee.id1", CatalogUtil.newSimpleDataType(Type.INT4));
FieldEval f2 = new FieldEval("people.fid1", CatalogUtil.newSimpleDataType(Type.INT4));
FieldEval f3 = new FieldEval("employee.id2", CatalogUtil.newSimpleDataType(Type.INT4));
FieldEval f4 = new FieldEval("people.fid2", CatalogUtil.newSimpleDataType(Type.INT4));
EvalNode joinQual = new BinaryEval(EvalType.EQUAL, f1, f2);
TupleComparator[] comparators =
PlannerUtil.getComparatorsFromJoinQual(joinQual, outerSchema, innerSchema);
Tuple t1 = new VTuple(2);
t1.put(0, DatumFactory.createInt4(1));
t1.put(1, DatumFactory.createInt4(2));
Tuple t2 = new VTuple(2);
t2.put(0, DatumFactory.createInt4(2));
t2.put(1, DatumFactory.createInt4(3));
TupleComparator outerComparator = comparators[0];
assertTrue(outerComparator.compare(t1, t2) < 0);
assertTrue(outerComparator.compare(t2, t1) > 0);
TupleComparator innerComparator = comparators[1];
assertTrue(innerComparator.compare(t1, t2) < 0);
assertTrue(innerComparator.compare(t2, t1) > 0);
// tests for composited join key
EvalNode joinQual2 = new BinaryEval(EvalType.EQUAL, f3, f4);
EvalNode compositedJoinQual = new BinaryEval(EvalType.AND, joinQual, joinQual2);
comparators =
PlannerUtil.getComparatorsFromJoinQual(compositedJoinQual, outerSchema, innerSchema);
outerComparator = comparators[0];
assertTrue(outerComparator.compare(t1, t2) < 0);
assertTrue(outerComparator.compare(t2, t1) > 0);
innerComparator = comparators[1];
assertTrue(innerComparator.compare(t1, t2) < 0);
assertTrue(innerComparator.compare(t2, t1) > 0);
}
private List<Tuple> getTables(Schema outSchema) {
List<TableDescriptorProto> tables = masterContext.getCatalog().getAllTables();
List<Tuple> tuples = new ArrayList<Tuple>(tables.size());
List<Column> columns = outSchema.getRootColumns();
Tuple aTuple;
for (TableDescriptorProto table : tables) {
aTuple = new VTuple(outSchema.size());
for (int fieldId = 0; fieldId < columns.size(); fieldId++) {
Column column = columns.get(fieldId);
if ("tid".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createInt4(table.getTid()));
} else if ("db_id".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createInt4(table.getDbId()));
} else if ("table_name".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createText(table.getName()));
} else if ("table_type".equalsIgnoreCase(column.getSimpleName())) {
if (table.hasTableType()) {
aTuple.put(fieldId, DatumFactory.createText(table.getTableType()));
} else {
aTuple.put(fieldId, DatumFactory.createNullDatum());
}
} else if ("path".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createText(table.getPath()));
} else if ("store_type".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createText(table.getStoreType()));
}
}
tuples.add(aTuple);
}
return tuples;
}
private List<Tuple> getSessionInfo(Schema outSchema) {
List<Tuple> outputs = Lists.newArrayList();
Tuple eachVariable;
try {
for (Map.Entry<String, String> var :
masterContext.getSessionManager().getAllVariables(sessionId).entrySet()) {
eachVariable = new VTuple(outSchema.size());
eachVariable.put(0, DatumFactory.createText(var.getKey()));
eachVariable.put(1, DatumFactory.createText(var.getValue()));
outputs.add(eachVariable);
}
} catch (InvalidSessionException e) {
LOG.error(e);
}
return outputs;
}
private List<Tuple> getTablespaces(Schema outSchema) {
List<TablespaceProto> tablespaces = masterContext.getCatalog().getAllTablespaces();
List<Tuple> tuples = new ArrayList<Tuple>(tablespaces.size());
List<Column> columns = outSchema.getRootColumns();
Tuple aTuple;
for (TablespaceProto tablespace : tablespaces) {
aTuple = new VTuple(outSchema.size());
for (int fieldId = 0; fieldId < columns.size(); fieldId++) {
Column column = columns.get(fieldId);
if ("space_id".equalsIgnoreCase(column.getSimpleName())) {
if (tablespace.hasId()) {
aTuple.put(fieldId, DatumFactory.createInt4(tablespace.getId()));
} else {
aTuple.put(fieldId, DatumFactory.createNullDatum());
}
} else if ("space_name".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createText(tablespace.getSpaceName()));
} else if ("space_handler".equalsIgnoreCase(column.getSimpleName())) {
if (tablespace.hasHandler()) {
aTuple.put(fieldId, DatumFactory.createText(tablespace.getHandler()));
} else {
aTuple.put(fieldId, DatumFactory.createNullDatum());
}
} else if ("space_uri".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createText(tablespace.getUri()));
}
}
tuples.add(aTuple);
}
return tuples;
}
private List<Tuple> getIndexes(Schema outSchema) {
List<IndexProto> indexList = masterContext.getCatalog().getAllIndexes();
List<Tuple> tuples = new ArrayList<Tuple>(indexList.size());
List<Column> columns = outSchema.getRootColumns();
Tuple aTuple;
for (IndexProto index : indexList) {
aTuple = new VTuple(outSchema.size());
for (int fieldId = 0; fieldId < columns.size(); fieldId++) {
Column column = columns.get(fieldId);
if ("db_id".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createInt4(index.getDbId()));
} else if ("tid".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createInt4(index.getTId()));
} else if ("index_name".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createText(index.getIndexName()));
} else if ("column_name".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createText(index.getColumnName()));
} else if ("data_type".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createText(index.getDataType()));
} else if ("index_type".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createText(index.getIndexType()));
} else if ("is_unique".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createBool(index.getIsUnique()));
} else if ("is_clustered".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createBool(index.getIsClustered()));
} else if ("is_ascending".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createBool(index.getIsAscending()));
}
}
tuples.add(aTuple);
}
return tuples;
}
@Before
public void setUp() throws Exception {
this.conf = new TajoConf();
util = new TajoTestingCluster();
catalog = util.startCatalogCluster().getCatalog();
testDir = CommonTestingUtil.getTestDir(TEST_PATH);
conf.setVar(TajoConf.ConfVars.WORKER_TEMPORAL_DIR, testDir.toString());
sm = StorageManagerFactory.getStorageManager(conf, testDir);
Schema schema = new Schema();
schema.addColumn("managerId", Type.INT4);
schema.addColumn("empId", Type.INT4);
schema.addColumn("deptName", Type.TEXT);
TableMeta employeeMeta = CatalogUtil.newTableMeta(StoreType.CSV);
Path employeePath = new Path(testDir, "employee.csv");
Appender appender =
StorageManagerFactory.getStorageManager(conf)
.getAppender(employeeMeta, schema, employeePath);
appender.enableStats();
appender.init();
Tuple tuple = new VTuple(schema.getColumnNum());
for (int i = 0; i < numTuple; i++) {
tuple.put(
new Datum[] {
DatumFactory.createInt4(rnd.nextInt(50)),
DatumFactory.createInt4(rnd.nextInt(100)),
DatumFactory.createText("dept_" + i),
});
appender.addTuple(tuple);
}
appender.flush();
appender.close();
System.out.println(
appender.getStats().getNumRows()
+ " rows ("
+ (appender.getStats().getNumBytes() / 1048576)
+ " MB)");
employee = new TableDesc("employee", schema, employeeMeta, employeePath);
catalog.addTable(employee);
analyzer = new SQLAnalyzer();
planner = new LogicalPlanner(catalog);
}
private List<Tuple> getColumns(Schema outSchema) {
List<ColumnProto> columnsList = masterContext.getCatalog().getAllColumns();
List<Tuple> tuples = new ArrayList<Tuple>(columnsList.size());
List<Column> columns = outSchema.getRootColumns();
Tuple aTuple;
int columnId = 1, prevtid = -1, tid = 0;
for (ColumnProto column : columnsList) {
aTuple = new VTuple(outSchema.size());
tid = column.getTid();
if (prevtid != tid) {
columnId = 1;
prevtid = tid;
}
for (int fieldId = 0; fieldId < columns.size(); fieldId++) {
Column colObj = columns.get(fieldId);
if ("tid".equalsIgnoreCase(colObj.getSimpleName())) {
if (column.hasTid()) {
aTuple.put(fieldId, DatumFactory.createInt4(tid));
} else {
aTuple.put(fieldId, DatumFactory.createNullDatum());
}
} else if ("column_name".equalsIgnoreCase(colObj.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createText(column.getName()));
} else if ("ordinal_position".equalsIgnoreCase(colObj.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createInt4(columnId));
} else if ("data_type".equalsIgnoreCase(colObj.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createText(column.getDataType().getType().toString()));
} else if ("type_length".equalsIgnoreCase(colObj.getSimpleName())) {
DataType dataType = column.getDataType();
if (dataType.hasLength()) {
aTuple.put(fieldId, DatumFactory.createInt4(dataType.getLength()));
} else {
aTuple.put(fieldId, DatumFactory.createNullDatum());
}
}
}
columnId++;
tuples.add(aTuple);
}
return tuples;
}
@Before
public void setup() throws Exception {
this.randomValues = new HashMap<Integer, Integer>();
this.conf = new TajoConf();
util = new TajoTestingCluster();
util.startCatalogCluster();
catalog = util.getMiniCatalogCluster().getCatalog();
Path workDir = CommonTestingUtil.getTestDir();
catalog.createTablespace(DEFAULT_TABLESPACE_NAME, workDir.toUri().toString());
catalog.createDatabase(TajoConstants.DEFAULT_DATABASE_NAME, DEFAULT_TABLESPACE_NAME);
sm = StorageManagerFactory.getStorageManager(conf, workDir);
idxPath = new Path(workDir, "test.idx");
Schema schema = new Schema();
schema.addColumn("managerid", Type.INT4);
schema.addColumn("empid", Type.INT4);
schema.addColumn("deptname", Type.TEXT);
this.idxSchema = new Schema();
idxSchema.addColumn("managerid", Type.INT4);
SortSpec[] sortKeys = new SortSpec[1];
sortKeys[0] = new SortSpec(idxSchema.getColumn("managerid"), true, false);
this.comp = new TupleComparator(idxSchema, sortKeys);
this.writer =
new BSTIndex(conf)
.getIndexWriter(idxPath, BSTIndex.TWO_LEVEL_INDEX, this.idxSchema, this.comp);
writer.setLoadNum(100);
writer.open();
long offset;
meta = CatalogUtil.newTableMeta(StoreType.CSV);
tablePath = StorageUtil.concatPath(workDir, "employee", "table.csv");
fs = tablePath.getFileSystem(conf);
fs.mkdirs(tablePath.getParent());
FileAppender appender =
(FileAppender)
StorageManagerFactory.getStorageManager(conf).getAppender(meta, schema, tablePath);
appender.init();
Tuple tuple = new VTuple(schema.size());
for (int i = 0; i < 10000; i++) {
Tuple key = new VTuple(this.idxSchema.size());
int rndKey = rnd.nextInt(250);
if (this.randomValues.containsKey(rndKey)) {
int t = this.randomValues.remove(rndKey) + 1;
this.randomValues.put(rndKey, t);
} else {
this.randomValues.put(rndKey, 1);
}
key.put(new Datum[] {DatumFactory.createInt4(rndKey)});
tuple.put(
new Datum[] {
DatumFactory.createInt4(rndKey),
DatumFactory.createInt4(rnd.nextInt(10)),
DatumFactory.createText("dept_" + rnd.nextInt(10))
});
offset = appender.getOffset();
appender.addTuple(tuple);
writer.write(key, offset);
}
appender.flush();
appender.close();
writer.close();
TableDesc desc =
new TableDesc(
CatalogUtil.buildFQName(TajoConstants.DEFAULT_DATABASE_NAME, "employee"),
schema,
meta,
sm.getTablePath("employee"));
catalog.createTable(desc);
analyzer = new SQLAnalyzer();
planner = new LogicalPlanner(catalog);
optimizer = new LogicalOptimizer(conf);
}
private void set(int index, Object value) {
currentTuple.put(index, (Datum) value);
}
private Tuple getWorkerTuple(Schema outSchema, Worker aWorker) {
List<Column> columns = outSchema.getRootColumns();
Tuple aTuple = new VTuple(outSchema.size());
WorkerResource aResource = aWorker.getResource();
for (int fieldId = 0; fieldId < columns.size(); fieldId++) {
Column column = columns.get(fieldId);
if ("host".equalsIgnoreCase(column.getSimpleName())) {
if (aWorker.getConnectionInfo() != null && aWorker.getConnectionInfo().getHost() != null) {
aTuple.put(fieldId, DatumFactory.createText(aWorker.getConnectionInfo().getHost()));
} else {
aTuple.put(fieldId, DatumFactory.createNullDatum());
}
} else if ("port".equalsIgnoreCase(column.getSimpleName())) {
if (aWorker.getConnectionInfo() != null) {
aTuple.put(
fieldId, DatumFactory.createInt4(aWorker.getConnectionInfo().getPeerRpcPort()));
} else {
aTuple.put(fieldId, DatumFactory.createNullDatum());
}
} else if ("type".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createText("Worker"));
} else if ("status".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createText(aWorker.getState().toString()));
} else if ("RUNNING".equalsIgnoreCase(aWorker.getState().toString())) {
if ("total_cpu".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createInt4(aResource.getCpuCoreSlots()));
} else if ("used_mem".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createInt8(aResource.getUsedMemoryMB() * 1048576l));
} else if ("total_mem".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createInt8(aResource.getMemoryMB() * 1048576l));
} else if ("free_heap".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createInt8(aResource.getFreeHeap()));
} else if ("max_heap".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createInt8(aResource.getMaxHeap()));
} else if ("used_diskslots".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createFloat4(aResource.getUsedDiskSlots()));
} else if ("total_diskslots".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createFloat4(aResource.getDiskSlots()));
} else if ("running_tasks".equalsIgnoreCase(column.getSimpleName())) {
aTuple.put(fieldId, DatumFactory.createInt4(aResource.getNumRunningTasks()));
} else if ("last_heartbeat_ts".equalsIgnoreCase(column.getSimpleName())) {
if (aWorker.getLastHeartbeatTime() > 0) {
aTuple.put(
fieldId,
DatumFactory.createTimestmpDatumWithJavaMillis(aWorker.getLastHeartbeatTime()));
} else {
aTuple.put(fieldId, DatumFactory.createNullDatum());
}
}
} else {
aTuple.put(fieldId, DatumFactory.createNullDatum());
}
}
return aTuple;
}