Examples with SegmentGeneratorConfig com.linkedin.pinot.core.indexsegment.generator.SegmentGeneratorConfig used on opensource projects

Example 26 with SegmentGeneratorConfig

use of com.linkedin.pinot.core.indexsegment.generator.SegmentGeneratorConfig in project pinot by linkedin.

the class DefaultGroupKeyGeneratorTest method setup.

@BeforeClass
private void setup() throws Exception {
    GenericRow[] segmentData = new GenericRow[NUM_ROWS];
    int value = _random.nextInt(MAX_STEP_LENGTH);
    // Generate random values for the segment.
    for (int i = 0; i < UNIQUE_ROWS; i++) {
        Map<String, Object> map = new HashMap<>();
        for (String singleValueColumn : SINGLE_VALUE_COLUMNS) {
            map.put(singleValueColumn, value);
            value += 1 + _random.nextInt(MAX_STEP_LENGTH);
        }
        for (String multiValueColumn : MULTI_VALUE_COLUMNS) {
            int numMultiValues = 1 + _random.nextInt(MAX_NUM_MULTI_VALUES);
            Integer[] values = new Integer[numMultiValues];
            for (int k = 0; k < numMultiValues; k++) {
                values[k] = value;
                value += 1 + _random.nextInt(MAX_STEP_LENGTH);
            }
            map.put(multiValueColumn, values);
        }
        GenericRow genericRow = new GenericRow();
        genericRow.init(map);
        segmentData[i] = genericRow;
    }
    for (int i = UNIQUE_ROWS; i < NUM_ROWS; i += UNIQUE_ROWS) {
        System.arraycopy(segmentData, 0, segmentData, i, UNIQUE_ROWS);
    }
    // Create an index segment with the random values.
    Schema schema = new Schema();
    for (String singleValueColumn : SINGLE_VALUE_COLUMNS) {
        DimensionFieldSpec dimensionFieldSpec = new DimensionFieldSpec(singleValueColumn, FieldSpec.DataType.INT, true);
        schema.addField(dimensionFieldSpec);
    }
    for (String multiValueColumn : MULTI_VALUE_COLUMNS) {
        DimensionFieldSpec dimensionFieldSpec = new DimensionFieldSpec(multiValueColumn, FieldSpec.DataType.INT, false);
        schema.addField(dimensionFieldSpec);
    }
    SegmentGeneratorConfig config = new SegmentGeneratorConfig(schema);
    FileUtils.deleteQuietly(new File(INDEX_DIR_PATH));
    config.setOutDir(INDEX_DIR_PATH);
    config.setSegmentName(SEGMENT_NAME);
    SegmentIndexCreationDriverImpl driver = new SegmentIndexCreationDriverImpl();
    driver.init(config, new TestDataRecordReader(schema, segmentData));
    driver.build();
    IndexSegment indexSegment = Loaders.IndexSegment.load(new File(INDEX_DIR_PATH, SEGMENT_NAME), ReadMode.heap);
    // Get a data fetcher for the index segment.
    Map<String, BaseOperator> dataSourceMap = new HashMap<>();
    Map<String, Block> blockMap = new HashMap<>();
    for (String column : indexSegment.getColumnNames()) {
        DataSource dataSource = indexSegment.getDataSource(column);
        dataSourceMap.put(column, dataSource);
        blockMap.put(column, dataSource.getNextBlock());
    }
    // Generate a random test doc id set.
    int num1 = _random.nextInt(50);
    int num2 = num1 + 1 + _random.nextInt(50);
    for (int i = 0; i < 20; i += 2) {
        _testDocIdSet[i] = num1 + 50 * i;
        _testDocIdSet[i + 1] = num2 + 50 * i;
    }
    DataFetcher dataFetcher = new DataFetcher(dataSourceMap);
    DocIdSetBlock docIdSetBlock = new DocIdSetBlock(_testDocIdSet, _testDocIdSet.length);
    ProjectionBlock projectionBlock = new ProjectionBlock(blockMap, new DataBlockCache(dataFetcher), docIdSetBlock);
    _transformBlock = new TransformBlock(projectionBlock, new HashMap<String, BlockValSet>());
}

Example 27 with SegmentGeneratorConfig

use of com.linkedin.pinot.core.indexsegment.generator.SegmentGeneratorConfig in project pinot by linkedin.

the class RealtimeSegmentConverter method build.

public void build(SegmentVersion segmentVersion) throws Exception {
    // lets create a record reader
    RecordReader reader;
    if (sortedColumn == null) {
        reader = new RealtimeSegmentRecordReader(realtimeSegmentImpl, dataSchema);
    } else {
        reader = new RealtimeSegmentRecordReader(realtimeSegmentImpl, dataSchema, sortedColumn);
    }
    SegmentGeneratorConfig genConfig = new SegmentGeneratorConfig(dataSchema);
    if (invertedIndexColumns != null && !invertedIndexColumns.isEmpty()) {
        for (String column : invertedIndexColumns) {
            genConfig.createInvertedIndexForColumn(column);
        }
    }
    if (noDictionaryColumns != null) {
        genConfig.setRawIndexCreationColumns(noDictionaryColumns);
    }
    genConfig.setTimeColumnName(dataSchema.getTimeFieldSpec().getOutgoingTimeColumnName());
    genConfig.setSegmentTimeUnit(dataSchema.getTimeFieldSpec().getOutgoingGranularitySpec().getTimeType());
    genConfig.setSegmentVersion(segmentVersion);
    genConfig.setTableName(tableName);
    genConfig.setOutDir(outputPath);
    genConfig.setSegmentName(segmentName);
    final SegmentIndexCreationDriverImpl driver = new SegmentIndexCreationDriverImpl();
    driver.init(genConfig, reader);
    driver.build();
}

Example 28 with SegmentGeneratorConfig

use of com.linkedin.pinot.core.indexsegment.generator.SegmentGeneratorConfig in project pinot by linkedin.

the class SegmentMetadataImplTest method setUp.

@BeforeMethod
public void setUp() throws Exception {
    INDEX_DIR = Files.createTempDirectory(SegmentMetadataImplTest.class.getName() + "_segmentDir").toFile();
    final String filePath = TestUtils.getFileFromResourceUrl(SegmentMetadataImplTest.class.getClassLoader().getResource(AVRO_DATA));
    // intentionally changed this to TimeUnit.Hours to make it non-default for testing
    final SegmentGeneratorConfig config = SegmentTestUtils.getSegmentGenSpecWithSchemAndProjectedColumns(new File(filePath), INDEX_DIR, "daysSinceEpoch", TimeUnit.HOURS, "testTable");
    config.setSegmentNamePostfix("1");
    config.setTimeColumnName("daysSinceEpoch");
    final SegmentIndexCreationDriver driver = SegmentCreationDriverFactory.get(null);
    driver.init(config);
    driver.build();
    segmentDirectory = new File(INDEX_DIR, driver.getSegmentName());
}

Example 29 with SegmentGeneratorConfig

use of com.linkedin.pinot.core.indexsegment.generator.SegmentGeneratorConfig in project pinot by linkedin.

the class RawIndexCreatorTest method buildIndex.

/**
   * Helper method to build a segment containing a single valued string column with RAW (no-dictionary) index.
   *
   * @return Array of string values for the rows in the generated index.
   * @throws Exception
   */
private RecordReader buildIndex(Schema schema) throws Exception {
    SegmentGeneratorConfig config = new SegmentGeneratorConfig(schema);
    config.setRawIndexCreationColumns(schema.getDimensionNames());
    config.setOutDir(SEGMENT_DIR_NAME);
    config.setSegmentName(SEGMENT_NAME);
    final List<GenericRow> rows = new ArrayList<>();
    for (int row = 0; row < NUM_ROWS; row++) {
        HashMap<String, Object> map = new HashMap<>();
        for (FieldSpec fieldSpec : schema.getAllFieldSpecs()) {
            Object value;
            FieldSpec.DataType dataType = fieldSpec.getDataType();
            value = getRandomValue(dataType);
            map.put(fieldSpec.getName(), value);
        }
        GenericRow genericRow = new GenericRow();
        genericRow.init(map);
        rows.add(genericRow);
    }
    SegmentIndexCreationDriverImpl driver = new SegmentIndexCreationDriverImpl();
    RecordReader reader = new TestRecordReader(rows, schema);
    driver.init(config, reader);
    driver.build();
    _segmentDirectory = SegmentDirectory.createFromLocalFS(driver.getOutputDirectory(), ReadMode.mmap);
    _segmentReader = _segmentDirectory.createReader();
    reader.rewind();
    return reader;
}

Example 30 with SegmentGeneratorConfig

use of com.linkedin.pinot.core.indexsegment.generator.SegmentGeneratorConfig in project pinot by linkedin.

the class TestStarTreeMetadata method setupSegment.

private void setupSegment(File segmentDir) throws Exception {
    final String filePath = TestUtils.getFileFromResourceUrl(getClass().getClassLoader().getResource(AVRO_DATA));
    if (segmentDir.exists()) {
        FileUtils.deleteQuietly(segmentDir);
    }
    final SegmentGeneratorConfig config = SegmentTestUtils.getSegmentGenSpecWithSchemAndProjectedColumns(new File(filePath), segmentDir, "time_day", TimeUnit.DAYS, TABLE_NAME);
    config.setTableName(TABLE_NAME);
    config.setSegmentName(SEGMENT_NAME);
    StarTreeIndexSpec starTreeIndexSpec = new StarTreeIndexSpec();
    starTreeIndexSpec.setDimensionsSplitOrder(DIMENSIONS_SPLIT_ORDER);
    starTreeIndexSpec.setMaxLeafRecords(MAX_LEAF_RECORDS);
    starTreeIndexSpec.setSkipMaterializationCardinalityThreshold(SKIP_CARDINALITY_THRESHOLD);
    starTreeIndexSpec.setSkipStarNodeCreationForDimensions(SKIP_STAR_NODE_CREATION_DIMENSTIONS);
    starTreeIndexSpec.setSkipMaterializationForDimensions(SKIP_MATERIALIZATION_DIMENSIONS);
    config.setEnableStarTreeIndex(true);
    config.setStarTreeIndexSpec(starTreeIndexSpec);
    final SegmentIndexCreationDriver driver = SegmentCreationDriverFactory.get(null);
    driver.init(config);
    driver.build();
}