示例#1
0
  public void executeDistributedQuery(
      QueryContext queryContext,
      Session session,
      LogicalPlan plan,
      String sql,
      String jsonExpr,
      SubmitQueryResponse.Builder responseBuilder)
      throws Exception {
    LogicalRootNode rootNode = plan.getRootBlock().getRoot();

    TableDesc tableDesc = PlannerUtil.getTableDesc(catalog, plan.getRootBlock().getRoot());
    if (tableDesc != null) {

      Tablespace space = TablespaceManager.get(tableDesc.getUri()).get();
      FormatProperty formatProperty = space.getFormatProperty(tableDesc.getMeta());

      if (!formatProperty.isInsertable()) {
        throw new UnsupportedException(
            String.format("INSERT operation on %s tablespace", tableDesc.getUri().toString()));
      }

      space.prepareTable(rootNode.getChild());
    }

    hookManager.doHooks(queryContext, plan);

    QueryManager queryManager = this.context.getQueryJobManager();
    QueryInfo queryInfo;

    queryInfo = queryManager.scheduleQuery(session, queryContext, sql, jsonExpr, rootNode);

    responseBuilder.setState(OK);
    responseBuilder.setQueryId(queryInfo.getQueryId().getProto());
    responseBuilder.setResultType(ResultType.FETCH);
    if (queryInfo.getQueryMasterHost() != null) {
      responseBuilder.setQueryMasterHost(queryInfo.getQueryMasterHost());
    }
    responseBuilder.setQueryMasterPort(queryInfo.getQueryMasterClientPort());
    LOG.info(
        "Query "
            + queryInfo.getQueryId().toString()
            + ","
            + queryInfo.getSql()
            + ","
            + " is forwarded to "
            + queryInfo.getQueryMasterHost()
            + ":"
            + queryInfo.getQueryMasterPort());
  }
示例#2
0
  public MasterPlan compileMasterPlan(LogicalPlan plan, QueryContext context, GlobalPlanner planner)
      throws Exception {

    LogicalRootNode rootNode = plan.getRootBlock().getRoot();
    TableDesc tableDesc = PlannerUtil.getTableDesc(planner.getCatalog(), rootNode.getChild());

    if (tableDesc != null) {
      Tablespace space = TablespaceManager.get(tableDesc.getUri()).get();
      space.rewritePlan(context, plan);
    }

    MasterPlan masterPlan = new MasterPlan(QueryIdFactory.NULL_QUERY_ID, context, plan);
    planner.build(context, masterPlan);

    return masterPlan;
  }
示例#3
0
  /** Insert row values */
  private void insertRowValues(
      QueryContext queryContext,
      InsertNode insertNode,
      SubmitQueryResponse.Builder responseBuilder) {
    try {
      String nodeUniqName =
          insertNode.getTableName() == null
              ? new Path(insertNode.getUri()).getName()
              : insertNode.getTableName();
      String queryId = nodeUniqName + "_" + System.currentTimeMillis();

      URI finalOutputUri = insertNode.getUri();
      Tablespace space = TablespaceManager.get(finalOutputUri).get();
      TableMeta tableMeta = new TableMeta(insertNode.getStorageType(), insertNode.getOptions());
      tableMeta.putOption(StorageConstants.INSERT_DIRECTLY, Boolean.TRUE.toString());

      FormatProperty formatProperty = space.getFormatProperty(tableMeta);

      TaskAttemptContext taskAttemptContext;
      if (formatProperty
          .directInsertSupported()) { // if this format and storage supports direct insertion
        taskAttemptContext = new TaskAttemptContext(queryContext, null, null, null, null);
        taskAttemptContext.setOutputPath(new Path(finalOutputUri));

        EvalExprExec evalExprExec =
            new EvalExprExec(taskAttemptContext, (EvalExprNode) insertNode.getChild());
        InsertRowsExec exec = new InsertRowsExec(taskAttemptContext, insertNode, evalExprExec);

        try {
          exec.init();
          exec.next();
        } finally {
          exec.close();
        }
      } else {
        URI stagingSpaceUri =
            space.prepareStagingSpace(context.getConf(), queryId, queryContext, tableMeta);
        Path stagingDir = new Path(stagingSpaceUri);
        Path stagingResultDir = new Path(stagingDir, TajoConstants.RESULT_DIR_NAME);

        taskAttemptContext = new TaskAttemptContext(queryContext, null, null, null, stagingDir);
        taskAttemptContext.setOutputPath(new Path(stagingResultDir, "part-01-000000"));
        insertRowsThroughStaging(
            taskAttemptContext, insertNode, new Path(finalOutputUri), stagingDir, stagingResultDir);
      }

      // set insert stats (how many rows and bytes)
      TableStats stats = new TableStats();
      stats.setNumBytes(taskAttemptContext.getResultStats().getNumBytes());
      stats.setNumRows(taskAttemptContext.getResultStats().getNumRows());

      if (insertNode.hasTargetTable()) {
        CatalogProtos.UpdateTableStatsProto.Builder builder =
            CatalogProtos.UpdateTableStatsProto.newBuilder();
        builder.setTableName(insertNode.getTableName());
        builder.setStats(stats.getProto());

        catalog.updateTableStats(builder.build());

        TableDesc desc =
            new TableDesc(
                insertNode.getTableName(), insertNode.getTargetSchema(), tableMeta, finalOutputUri);
        responseBuilder.setTableDesc(desc.getProto());

      } else { // If INSERT INTO LOCATION

        // Empty TableDesc
        List<CatalogProtos.ColumnProto> columns = new ArrayList<CatalogProtos.ColumnProto>();
        CatalogProtos.TableDescProto tableDescProto =
            CatalogProtos.TableDescProto.newBuilder()
                .setTableName(nodeUniqName)
                .setMeta(
                    CatalogProtos.TableProto.newBuilder()
                        .setStoreType(BuiltinStorages.TEXT)
                        .build())
                .setSchema(CatalogProtos.SchemaProto.newBuilder().addAllFields(columns).build())
                .setStats(stats.getProto())
                .build();

        responseBuilder.setTableDesc(tableDescProto);
      }

      // If queryId == NULL_QUERY_ID and MaxRowNum == -1, TajoCli prints only number of inserted
      // rows.
      responseBuilder.setMaxRowNum(-1);
      responseBuilder.setQueryId(QueryIdFactory.NULL_QUERY_ID.getProto());
      responseBuilder.setResultType(ResultType.NO_RESULT);
      responseBuilder.setState(OK);
    } catch (Throwable t) {
      throw new RuntimeException(t);
    }
  }
  @Before
  public void setUp() throws Exception {
    util = new TajoTestingCluster();
    util.initTestDir();
    catalog = util.startCatalogCluster().getCatalog();
    testDir = CommonTestingUtil.getTestDir(TEST_PATH);
    catalog.createTablespace(DEFAULT_TABLESPACE_NAME, testDir.toUri().toString());
    catalog.createDatabase(DEFAULT_DATABASE_NAME, DEFAULT_TABLESPACE_NAME);
    conf = util.getConfiguration();

    // ----------------- dep3 ------------------------------
    // dep_id | dep_name  | loc_id
    // --------------------------------
    //  0     | dep_0     | 1000
    //  1     | dep_1     | 1001
    //  2     | dep_2     | 1002
    //  3     | dep_3     | 1003
    //  4     | dep_4     | 1004
    //  5     | dep_5     | 1005
    //  6     | dep_6     | 1006
    //  7     | dep_7     | 1007
    //  8     | dep_8     | 1008
    //  9     | dep_9     | 1009
    Schema dep3Schema = new Schema();
    dep3Schema.addColumn("dep_id", Type.INT4);
    dep3Schema.addColumn("dep_name", Type.TEXT);
    dep3Schema.addColumn("loc_id", Type.INT4);

    TableMeta dep3Meta = CatalogUtil.newTableMeta("CSV");
    Path dep3Path = new Path(testDir, "dep3.csv");
    Appender appender1 =
        ((FileTablespace) TablespaceManager.getLocalFs())
            .getAppender(dep3Meta, dep3Schema, dep3Path);
    appender1.init();
    VTuple tuple = new VTuple(dep3Schema.size());
    for (int i = 0; i < 10; i++) {
      tuple.put(
          new Datum[] {
            DatumFactory.createInt4(i),
            DatumFactory.createText("dept_" + i),
            DatumFactory.createInt4(1000 + i)
          });
      appender1.addTuple(tuple);
    }

    appender1.flush();
    appender1.close();
    dep3 = CatalogUtil.newTableDesc(DEP3_NAME, dep3Schema, dep3Meta, dep3Path);
    catalog.createTable(dep3);

    // ----------------- dep4 ------------------------------
    // dep_id | dep_name  | loc_id
    // --------------------------------
    //  0     | dep_0     | 1000
    //  1     | dep_1     | 1001
    //  2     | dep_2     | 1002
    //  3     | dep_3     | 1003
    //  4     | dep_4     | 1004
    //  5     | dep_5     | 1005
    //  6     | dep_6     | 1006
    //  7     | dep_7     | 1007
    //  8     | dep_8     | 1008
    //  9     | dep_9     | 1009
    // 10     | dep_10    | 1010
    Schema dep4Schema = new Schema();
    dep4Schema.addColumn("dep_id", Type.INT4);
    dep4Schema.addColumn("dep_name", Type.TEXT);
    dep4Schema.addColumn("loc_id", Type.INT4);

    TableMeta dep4Meta = CatalogUtil.newTableMeta("CSV");
    Path dep4Path = new Path(testDir, "dep4.csv");
    Appender appender4 =
        ((FileTablespace) TablespaceManager.getLocalFs())
            .getAppender(dep4Meta, dep4Schema, dep4Path);
    appender4.init();
    VTuple tuple4 = new VTuple(dep4Schema.size());
    for (int i = 0; i < 11; i++) {
      tuple4.put(
          new Datum[] {
            DatumFactory.createInt4(i),
            DatumFactory.createText("dept_" + i),
            DatumFactory.createInt4(1000 + i)
          });
      appender4.addTuple(tuple4);
    }

    appender4.flush();
    appender4.close();
    dep4 = CatalogUtil.newTableDesc(DEP4_NAME, dep4Schema, dep4Meta, dep4Path);
    catalog.createTable(dep4);

    // ----------------- job3 ------------------------------
    //  job_id  | job_title
    // ----------------------
    //   101    |  job_101
    //   102    |  job_102
    //   103    |  job_103

    Schema job3Schema = new Schema();
    job3Schema.addColumn("job_id", Type.INT4);
    job3Schema.addColumn("job_title", Type.TEXT);

    TableMeta job3Meta = CatalogUtil.newTableMeta("CSV");
    Path job3Path = new Path(testDir, "job3.csv");
    Appender appender2 =
        ((FileTablespace) TablespaceManager.getLocalFs())
            .getAppender(job3Meta, job3Schema, job3Path);
    appender2.init();
    VTuple tuple2 = new VTuple(job3Schema.size());
    for (int i = 1; i < 4; i++) {
      int x = 100 + i;
      tuple2.put(
          new Datum[] {DatumFactory.createInt4(100 + i), DatumFactory.createText("job_" + x)});
      appender2.addTuple(tuple2);
    }

    appender2.flush();
    appender2.close();
    job3 = CatalogUtil.newTableDesc(JOB3_NAME, job3Schema, job3Meta, job3Path);
    catalog.createTable(job3);

    // ---------------------emp3 --------------------
    // emp_id  | first_name | last_name | dep_id | salary | job_id
    // ------------------------------------------------------------
    //  11     |  fn_11     |  ln_11    |  1     | 123    | 101
    //  13     |  fn_13     |  ln_13    |  3     | 369    | 103
    //  15     |  fn_15     |  ln_15    |  5     | 615    | null
    //  17     |  fn_17     |  ln_17    |  7     | 861    | null
    //  19     |  fn_19     |  ln_19    |  9     | 1107   | null
    //  21     |  fn_21     |  ln_21    |  1     | 123    | 101
    //  23     |  fn_23     |  ln_23    |  3     | 369    | 103

    Schema emp3Schema = new Schema();
    emp3Schema.addColumn("emp_id", Type.INT4);
    emp3Schema.addColumn("first_name", Type.TEXT);
    emp3Schema.addColumn("last_name", Type.TEXT);
    emp3Schema.addColumn("dep_id", Type.INT4);
    emp3Schema.addColumn("salary", Type.FLOAT4);
    emp3Schema.addColumn("job_id", Type.INT4);

    TableMeta emp3Meta = CatalogUtil.newTableMeta("CSV");
    Path emp3Path = new Path(testDir, "emp3.csv");
    Appender appender3 =
        ((FileTablespace) TablespaceManager.getLocalFs())
            .getAppender(emp3Meta, emp3Schema, emp3Path);
    appender3.init();
    VTuple tuple3 = new VTuple(emp3Schema.size());

    for (int i = 1; i < 4; i += 2) {
      int x = 10 + i;
      tuple3.put(
          new Datum[] {
            DatumFactory.createInt4(10 + i),
            DatumFactory.createText("firstname_" + x),
            DatumFactory.createText("lastname_" + x),
            DatumFactory.createInt4(i),
            DatumFactory.createFloat4(123 * i),
            DatumFactory.createInt4(100 + i)
          });
      appender3.addTuple(tuple3);

      int y = 20 + i;
      tuple3.put(
          new Datum[] {
            DatumFactory.createInt4(20 + i),
            DatumFactory.createText("firstname_" + y),
            DatumFactory.createText("lastname_" + y),
            DatumFactory.createInt4(i),
            DatumFactory.createFloat4(123 * i),
            DatumFactory.createInt4(100 + i)
          });
      appender3.addTuple(tuple3);
    }

    for (int i = 5; i < 10; i += 2) {
      int x = 10 + i;
      tuple3.put(
          new Datum[] {
            DatumFactory.createInt4(10 + i),
            DatumFactory.createText("firstname_" + x),
            DatumFactory.createText("lastname_" + x),
            DatumFactory.createInt4(i),
            DatumFactory.createFloat4(123 * i),
            DatumFactory.createNullDatum()
          });
      appender3.addTuple(tuple3);
    }

    appender3.flush();
    appender3.close();
    emp3 = CatalogUtil.newTableDesc(EMP3_NAME, emp3Schema, emp3Meta, emp3Path);
    catalog.createTable(emp3);

    // ---------------------phone3 --------------------
    // emp_id  | phone_number
    // -----------------------------------------------
    // this table is empty, no rows

    Schema phone3Schema = new Schema();
    phone3Schema.addColumn("emp_id", Type.INT4);
    phone3Schema.addColumn("phone_number", Type.TEXT);

    TableMeta phone3Meta = CatalogUtil.newTableMeta("CSV");
    Path phone3Path = new Path(testDir, "phone3.csv");
    Appender appender5 =
        ((FileTablespace) TablespaceManager.getLocalFs())
            .getAppender(phone3Meta, phone3Schema, phone3Path);
    appender5.init();

    appender5.flush();
    appender5.close();
    phone3 = CatalogUtil.newTableDesc(PHONE3_NAME, phone3Schema, phone3Meta, phone3Path);
    catalog.createTable(phone3);

    analyzer = new SQLAnalyzer();
    planner = new LogicalPlanner(catalog, TablespaceManager.getInstance());

    defaultContext = LocalTajoTestingUtility.createDummyContext(conf);
  }