Examples with StatisticsHolder org.apache.drill.metastore.statistics.StatisticsHolder used on opensource projects

Example 11 with StatisticsHolder

use of org.apache.drill.metastore.statistics.StatisticsHolder in project drill by apache.

the class TestMetastoreCommands method testIncrementalAnalyzeNewFile.

@Test
public void testIncrementalAnalyzeNewFile() throws Exception {
    String tableName = "multilevel/parquetNewFile";
    File table = dirTestWatcher.copyResourceToTestTmp(Paths.get("multilevel/parquet"), Paths.get(tableName));
    Path tablePath = new Path(table.toURI().getPath());
    TableInfo tableInfo = getTableInfo(tableName, "tmp");
    // updates statistics values due to new segment
    Map<SchemaPath, ColumnStatistics<?>> updatedStatistics = new HashMap<>(TABLE_COLUMN_STATISTICS);
    updatedStatistics.replaceAll((logicalExpressions, columnStatistics) -> columnStatistics.cloneWith(new ColumnStatistics<>(Arrays.asList(new StatisticsHolder<>(130L, TableStatisticsKind.ROW_COUNT), new StatisticsHolder<>(130L, ColumnStatisticsKind.NON_NULL_VALUES_COUNT)))));
    BaseTableMetadata expectedTableMetadata = BaseTableMetadata.builder().tableInfo(tableInfo).metadataInfo(TABLE_META_INFO).schema(SCHEMA).location(tablePath).columnsStatistics(updatedStatistics).metadataStatistics(Arrays.asList(new StatisticsHolder<>(130L, TableStatisticsKind.ROW_COUNT), new StatisticsHolder<>(MetadataType.ALL, TableStatisticsKind.ANALYZE_METADATA_LEVEL))).partitionKeys(Collections.emptyMap()).lastModifiedTime(getMaxLastModified(table)).build();
    try {
        testBuilder().sqlQuery("ANALYZE TABLE dfs.tmp.`%s` REFRESH METADATA", tableName).unOrdered().baselineColumns("ok", "summary").baselineValues(true, String.format("Collected / refreshed metadata for table [dfs.tmp.%s]", tableName)).go();
        List<SegmentMetadata> segmentsMetadata = cluster.drillbit().getContext().getMetastoreRegistry().get().tables().basicRequests().segmentsMetadataByMetadataKey(tableInfo, null, null);
        assertEquals(15, segmentsMetadata.size());
        List<FileMetadata> filesMetadata = cluster.drillbit().getContext().getMetastoreRegistry().get().tables().basicRequests().filesMetadata(tableInfo, null, null);
        assertEquals(12, filesMetadata.size());
        List<RowGroupMetadata> rowGroupsMetadata = cluster.drillbit().getContext().getMetastoreRegistry().get().tables().basicRequests().rowGroupsMetadata(tableInfo, null, (String) null);
        assertEquals(12, rowGroupsMetadata.size());
        dirTestWatcher.copyResourceToTestTmp(Paths.get("multilevel", "parquet", "1994", "Q4", "orders_94_q4.parquet"), Paths.get(tableName, "1994", "Q4", "orders_94_q4_1.parquet"));
        testBuilder().sqlQuery("ANALYZE TABLE dfs.tmp.`%s` REFRESH METADATA", tableName).unOrdered().baselineColumns("ok", "summary").baselineValues(true, String.format("Collected / refreshed metadata for table [dfs.tmp.%s]", tableName)).go();
        BaseTableMetadata actualTableMetadata = cluster.drillbit().getContext().getMetastoreRegistry().get().tables().basicRequests().tableMetadata(tableInfo);
        assertEquals(expectedTableMetadata, actualTableMetadata);
        segmentsMetadata = cluster.drillbit().getContext().getMetastoreRegistry().get().tables().basicRequests().segmentsMetadataByMetadataKey(tableInfo, null, null);
        // verifies that segments count left unchanged
        assertEquals(15, segmentsMetadata.size());
        filesMetadata = cluster.drillbit().getContext().getMetastoreRegistry().get().tables().basicRequests().filesMetadata(tableInfo, null, null);
        assertEquals(13, filesMetadata.size());
        rowGroupsMetadata = cluster.drillbit().getContext().getMetastoreRegistry().get().tables().basicRequests().rowGroupsMetadata(tableInfo, null, (String) null);
        assertEquals(13, rowGroupsMetadata.size());
    } finally {
        run("analyze table dfs.tmp.`%s` drop metadata if exists", tableName);
        FileUtils.deleteQuietly(table);
    }
}

Example 12 with StatisticsHolder

use of org.apache.drill.metastore.statistics.StatisticsHolder in project drill by apache.

the class TestMetastoreCommands method testDefaultSegment.

@Test
public void testDefaultSegment() throws Exception {
    String tableName = "multilevel/parquet/1994/Q1";
    File table = dirTestWatcher.copyResourceToTestTmp(Paths.get(tableName), Paths.get(tableName));
    Path tablePath = new Path(table.toURI().getPath());
    TableInfo tableInfo = getTableInfo(tableName, "tmp");
    Map<SchemaPath, ColumnStatistics<?>> tableColumnStatistics = new HashMap<>(TABLE_COLUMN_STATISTICS);
    tableColumnStatistics.remove(SchemaPath.getSimplePath("dir0"));
    tableColumnStatistics.remove(SchemaPath.getSimplePath("dir1"));
    tableColumnStatistics.put(SchemaPath.getSimplePath("o_orderstatus"), getColumnStatistics("F", "F", 120L, TypeProtos.MinorType.VARCHAR));
    tableColumnStatistics.put(SchemaPath.getSimplePath("o_orderkey"), getColumnStatistics(66, 833, 833L, TypeProtos.MinorType.INT));
    tableColumnStatistics.put(SchemaPath.getSimplePath("o_clerk"), getColumnStatistics("Clerk#000000062", "Clerk#000000973", 120L, TypeProtos.MinorType.VARCHAR));
    tableColumnStatistics.put(SchemaPath.getSimplePath("o_totalprice"), getColumnStatistics(3266.69, 132531.73, 120L, TypeProtos.MinorType.FLOAT8));
    tableColumnStatistics.put(SchemaPath.getSimplePath("o_comment"), getColumnStatistics(" special pinto beans use quickly furiously even depende", "y pending requests integrate", 120L, TypeProtos.MinorType.VARCHAR));
    tableColumnStatistics.put(SchemaPath.getSimplePath("o_custkey"), getColumnStatistics(392, 1411, 120L, TypeProtos.MinorType.INT));
    tableColumnStatistics.put(SchemaPath.getSimplePath("o_orderdate"), getColumnStatistics(757382400000L, 764640000000L, 120L, TypeProtos.MinorType.DATE));
    tableColumnStatistics.replaceAll((logicalExpressions, columnStatistics) -> columnStatistics.cloneWith(new ColumnStatistics<>(Arrays.asList(new StatisticsHolder<>(10L, TableStatisticsKind.ROW_COUNT), new StatisticsHolder<>(10L, ColumnStatisticsKind.NON_NULL_VALUES_COUNT)))));
    BaseTableMetadata expectedTableMetadata = BaseTableMetadata.builder().tableInfo(tableInfo).metadataInfo(TABLE_META_INFO).schema(new SchemaBuilder().add("o_orderkey", TypeProtos.MinorType.INT).add("o_custkey", TypeProtos.MinorType.INT).add("o_orderstatus", TypeProtos.MinorType.VARCHAR).add("o_totalprice", TypeProtos.MinorType.FLOAT8).add("o_orderdate", TypeProtos.MinorType.DATE).add("o_orderpriority", TypeProtos.MinorType.VARCHAR).add("o_clerk", TypeProtos.MinorType.VARCHAR).add("o_shippriority", TypeProtos.MinorType.INT).add("o_comment", TypeProtos.MinorType.VARCHAR).build()).location(tablePath).columnsStatistics(tableColumnStatistics).metadataStatistics(Arrays.asList(new StatisticsHolder<>(10L, TableStatisticsKind.ROW_COUNT), new StatisticsHolder<>(MetadataType.ALL, TableStatisticsKind.ANALYZE_METADATA_LEVEL))).partitionKeys(Collections.emptyMap()).lastModifiedTime(getMaxLastModified(table)).build();
    SegmentMetadata defaultSegment = SegmentMetadata.builder().tableInfo(TableInfo.builder().name(tableName).storagePlugin("dfs").workspace("tmp").build()).metadataInfo(MetadataInfo.builder().type(MetadataType.SEGMENT).key(MetadataInfo.DEFAULT_SEGMENT_KEY).build()).lastModifiedTime(new File(table, "orders_94_q1.parquet").lastModified()).columnsStatistics(Collections.emptyMap()).metadataStatistics(Collections.emptyList()).path(tablePath).locations(ImmutableSet.of(new Path(tablePath, "orders_94_q1.parquet"))).build();
    try {
        testBuilder().sqlQuery("ANALYZE TABLE dfs.tmp.`%s` REFRESH METADATA", tableName).unOrdered().baselineColumns("ok", "summary").baselineValues(true, String.format("Collected / refreshed metadata for table [dfs.tmp.%s]", tableName)).go();
        BaseTableMetadata actualTableMetadata = cluster.drillbit().getContext().getMetastoreRegistry().get().tables().basicRequests().tableMetadata(tableInfo);
        assertEquals(expectedTableMetadata, actualTableMetadata);
        List<SegmentMetadata> segmentMetadata = cluster.drillbit().getContext().getMetastoreRegistry().get().tables().basicRequests().segmentsMetadataByMetadataKey(tableInfo, null, null);
        assertEquals(1, segmentMetadata.size());
        assertEquals(defaultSegment, segmentMetadata.get(0));
    } finally {
        run("analyze table dfs.tmp.`%s` drop metadata if exists", tableName);
    }
}

Example 13 with StatisticsHolder

use of org.apache.drill.metastore.statistics.StatisticsHolder in project drill by apache.

the class TestMetastoreCommands method testAnalyzeWithNoColumns.

@Test
public void testAnalyzeWithNoColumns() throws Exception {
    String tableName = "multilevel/parquetNoColumns";
    File table = dirTestWatcher.copyResourceToTestTmp(Paths.get("multilevel/parquet"), Paths.get(tableName));
    Path tablePath = new Path(table.toURI().getPath());
    TableInfo tableInfo = getTableInfo(tableName, "tmp");
    Map<SchemaPath, ColumnStatistics<?>> updatedTableColumnStatistics = new HashMap<>();
    SchemaPath dir0Path = SchemaPath.getSimplePath("dir0");
    SchemaPath dir1Path = SchemaPath.getSimplePath("dir1");
    updatedTableColumnStatistics.put(dir0Path, TABLE_COLUMN_STATISTICS.get(dir0Path));
    updatedTableColumnStatistics.put(dir1Path, TABLE_COLUMN_STATISTICS.get(dir1Path));
    BaseTableMetadata expectedTableMetadata = BaseTableMetadata.builder().tableInfo(tableInfo).metadataInfo(TABLE_META_INFO).schema(SCHEMA).location(tablePath).columnsStatistics(updatedTableColumnStatistics).metadataStatistics(Arrays.asList(new StatisticsHolder<>(120L, TableStatisticsKind.ROW_COUNT), new StatisticsHolder<>(MetadataType.ROW_GROUP, TableStatisticsKind.ANALYZE_METADATA_LEVEL))).partitionKeys(Collections.emptyMap()).lastModifiedTime(getMaxLastModified(table)).interestingColumns(Collections.emptyList()).build();
    try {
        testBuilder().sqlQuery("ANALYZE TABLE dfs.tmp.`%s` columns NONE REFRESH METADATA 'row_group' LEVEL", tableName).unOrdered().baselineColumns("ok", "summary").baselineValues(true, String.format("Collected / refreshed metadata for table [dfs.tmp.%s]", tableName)).go();
        BaseTableMetadata actualTableMetadata = cluster.drillbit().getContext().getMetastoreRegistry().get().tables().basicRequests().tableMetadata(tableInfo);
        assertEquals(expectedTableMetadata, actualTableMetadata);
    } finally {
        run("analyze table dfs.tmp.`%s` drop metadata if exists", tableName);
    }
}

Example 14 with StatisticsHolder

use of org.apache.drill.metastore.statistics.StatisticsHolder in project drill by apache.

the class TestMetastoreWithEasyFormatPlugin method testAnalyzeOnTextTable.

@Test
public void testAnalyzeOnTextTable() throws Exception {
    String tableName = "multilevel/csv";
    TableInfo tableInfo = getTableInfo(tableName, "default", "csv");
    File table = dirTestWatcher.copyResourceToRoot(Paths.get(tableName));
    Path tablePath = new Path(table.toURI().getPath());
    BaseTableMetadata expectedTableMetadata = getBaseTableMetadata(tableInfo, table, SCHEMA);
    TableInfo baseTableInfo = TableInfo.builder().name(tableName).storagePlugin("dfs").workspace("default").build();
    Map<SchemaPath, ColumnStatistics<?>> dir0CSVStats = new HashMap<>(DIR0_1994_SEGMENT_COLUMN_STATISTICS);
    dir0CSVStats.put(SchemaPath.getSimplePath("o_comment"), getColumnStatistics(" accounts nag slyly. ironic", "yly final requests over the furiously regula", 40L, TypeProtos.MinorType.VARCHAR));
    SegmentMetadata dir0 = SegmentMetadata.builder().tableInfo(baseTableInfo).metadataInfo(MetadataInfo.builder().type(MetadataType.SEGMENT).identifier("1994").key("1994").build()).path(new Path(tablePath, "1994")).schema(SCHEMA).lastModifiedTime(getMaxLastModified(new File(table, "1994"))).column(SchemaPath.getSimplePath("dir0")).columnsStatistics(dir0CSVStats).metadataStatistics(Collections.singletonList(new StatisticsHolder<>(40L, TableStatisticsKind.ROW_COUNT))).locations(ImmutableSet.of(new Path(tablePath, "1994/Q1/orders_94_q1.csv"), new Path(tablePath, "1994/Q2/orders_94_q2.csv"), new Path(tablePath, "1994/Q3/orders_94_q3.csv"), new Path(tablePath, "1994/Q4/orders_94_q4.csv"))).partitionValues(Collections.singletonList("1994")).build();
    Set<Path> expectedTopLevelSegmentLocations = ImmutableSet.of(new Path(tablePath, "1994"), new Path(tablePath, "1995"), new Path(tablePath, "1996"));
    Set<Set<Path>> expectedSegmentFilesLocations = new HashSet<>();
    Set<Path> segmentFiles = ImmutableSet.of(new Path(tablePath, "1994/Q2/orders_94_q2.csv"), new Path(tablePath, "1994/Q4/orders_94_q4.csv"), new Path(tablePath, "1994/Q1/orders_94_q1.csv"), new Path(tablePath, "1994/Q3/orders_94_q3.csv"));
    expectedSegmentFilesLocations.add(segmentFiles);
    segmentFiles = ImmutableSet.of(new Path(tablePath, "1995/Q2/orders_95_q2.csv"), new Path(tablePath, "1995/Q4/orders_95_q4.csv"), new Path(tablePath, "1995/Q1/orders_95_q1.csv"), new Path(tablePath, "1995/Q3/orders_95_q3.csv"));
    expectedSegmentFilesLocations.add(segmentFiles);
    segmentFiles = ImmutableSet.of(new Path(tablePath, "1996/Q3/orders_96_q3.csv"), new Path(tablePath, "1996/Q2/orders_96_q2.csv"), new Path(tablePath, "1996/Q4/orders_96_q4.csv"), new Path(tablePath, "1996/Q1/orders_96_q1.csv"));
    expectedSegmentFilesLocations.add(segmentFiles);
    long dir0q1lastModified = new File(new File(new File(table, "1994"), "Q1"), "orders_94_q1.csv").lastModified();
    FileMetadata dir01994q1File = FileMetadata.builder().tableInfo(baseTableInfo).metadataInfo(MetadataInfo.builder().type(MetadataType.FILE).identifier("1994/Q1/orders_94_q1.csv").key("1994").build()).schema(SCHEMA).lastModifiedTime(dir0q1lastModified).columnsStatistics(DIR0_1994_Q1_SEGMENT_COLUMN_STATISTICS).metadataStatistics(Collections.singletonList(new StatisticsHolder<>(10L, TableStatisticsKind.ROW_COUNT))).path(new Path(tablePath, "1994/Q1/orders_94_q1.csv")).build();
    try {
        testBuilder().sqlQuery("analyze table table(dfs.`%s`(schema=>%s)) refresh metadata", tableName, SCHEMA_STRING).unOrdered().baselineColumns("ok", "summary").baselineValues(true, String.format("Collected / refreshed metadata for table [dfs.default.%s]", tableName)).go();
        BaseTableMetadata actualTableMetadata = cluster.drillbit().getContext().getMetastoreRegistry().get().tables().basicRequests().tableMetadata(tableInfo);
        assertEquals(expectedTableMetadata, actualTableMetadata);
        List<SegmentMetadata> topSegmentMetadata = cluster.drillbit().getContext().getMetastoreRegistry().get().tables().basicRequests().segmentsMetadataByColumn(tableInfo, null, "`dir0`");
        SegmentMetadata actualDir0Metadata = topSegmentMetadata.stream().filter(unit -> unit.getMetadataInfo().identifier().equals("1994")).findAny().orElseThrow(() -> new AssertionError("Segment is absent"));
        Set<Path> locations = actualDir0Metadata.getLocations();
        actualDir0Metadata.toBuilder().locations(locations);
        assertEquals(dir0, actualDir0Metadata);
        Set<Path> topLevelSegmentLocations = topSegmentMetadata.stream().map(SegmentMetadata::getLocation).collect(Collectors.toSet());
        // verify top segments locations
        assertEquals(expectedTopLevelSegmentLocations, topLevelSegmentLocations);
        Set<Set<Path>> segmentFilesLocations = topSegmentMetadata.stream().map(SegmentMetadata::getLocations).collect(Collectors.toSet());
        assertEquals(expectedSegmentFilesLocations, segmentFilesLocations);
        // verify nested segments
        List<SegmentMetadata> nestedSegmentMetadata = cluster.drillbit().getContext().getMetastoreRegistry().get().tables().basicRequests().segmentsMetadataByColumn(tableInfo, null, "`dir1`");
        assertEquals(12, nestedSegmentMetadata.size());
        SegmentMetadata dir01994q1Segment = SegmentMetadata.builder().tableInfo(baseTableInfo).metadataInfo(MetadataInfo.builder().type(MetadataType.SEGMENT).identifier("1994/Q1").key("1994").build()).path(new Path(new Path(tablePath, "1994"), "Q1")).schema(SCHEMA).lastModifiedTime(getMaxLastModified(new File(new File(table, "1994"), "Q1"))).column(SchemaPath.getSimplePath("dir1")).columnsStatistics(DIR0_1994_Q1_SEGMENT_COLUMN_STATISTICS).metadataStatistics(Collections.singletonList(new StatisticsHolder<>(10L, TableStatisticsKind.ROW_COUNT))).locations(ImmutableSet.of(new Path(tablePath, "1994/Q1/orders_94_q1.csv"))).partitionValues(Collections.singletonList("Q1")).build();
        // verify segment for 1994
        assertEquals(dir01994q1Segment, nestedSegmentMetadata.stream().filter(unit -> unit.getMetadataInfo().identifier().equals("1994/Q1")).findAny().orElse(null));
        // verify files metadata
        List<FileMetadata> filesMetadata = cluster.drillbit().getContext().getMetastoreRegistry().get().tables().basicRequests().filesMetadata(tableInfo, null, null);
        assertEquals(12, filesMetadata.size());
        // verify first file metadata
        assertEquals(dir01994q1File, filesMetadata.stream().filter(unit -> unit.getMetadataInfo().identifier().equals("1994/Q1/orders_94_q1.csv")).findAny().orElse(null));
    } finally {
        run("analyze table dfs.`%s` drop metadata if exists", tableName);
    }
}

Example 15 with StatisticsHolder

use of org.apache.drill.metastore.statistics.StatisticsHolder in project drill by apache.

the class TestMetastoreWithEasyFormatPlugin method testIncrementalAnalyzeNewFile.

@Test
public void testIncrementalAnalyzeNewFile() throws Exception {
    String tableName = "multilevel/csvNewFile";
    File table = dirTestWatcher.copyResourceToTestTmp(Paths.get("multilevel/csv"), Paths.get(tableName));
    Path tablePath = new Path(table.toURI().getPath());
    TableInfo tableInfo = getTableInfo(tableName, "tmp", "csv");
    // updates statistics values due to new segment
    Map<SchemaPath, ColumnStatistics<?>> updatedStatistics = new HashMap<>(TABLE_COLUMN_STATISTICS);
    updatedStatistics.replaceAll((logicalExpressions, columnStatistics) -> columnStatistics.cloneWith(new ColumnStatistics<>(Arrays.asList(new StatisticsHolder<>(130L, TableStatisticsKind.ROW_COUNT), new StatisticsHolder<>(130L, ColumnStatisticsKind.NON_NULL_VALUES_COUNT)))));
    BaseTableMetadata expectedTableMetadata = BaseTableMetadata.builder().tableInfo(tableInfo).metadataInfo(TABLE_META_INFO).schema(SCHEMA).location(tablePath).columnsStatistics(updatedStatistics).metadataStatistics(Arrays.asList(new StatisticsHolder<>(130L, TableStatisticsKind.ROW_COUNT), new StatisticsHolder<>(MetadataType.ALL, TableStatisticsKind.ANALYZE_METADATA_LEVEL))).partitionKeys(Collections.emptyMap()).lastModifiedTime(getMaxLastModified(table)).build();
    try {
        testBuilder().sqlQuery("ANALYZE TABLE table(dfs.tmp.`%s` (schema=>%s)) REFRESH METADATA", tableName, SCHEMA_STRING).unOrdered().baselineColumns("ok", "summary").baselineValues(true, String.format("Collected / refreshed metadata for table [dfs.tmp.%s]", tableName)).go();
        List<SegmentMetadata> segmentsMetadata = cluster.drillbit().getContext().getMetastoreRegistry().get().tables().basicRequests().segmentsMetadataByMetadataKey(tableInfo, null, null);
        assertEquals(15, segmentsMetadata.size());
        List<FileMetadata> filesMetadata = cluster.drillbit().getContext().getMetastoreRegistry().get().tables().basicRequests().filesMetadata(tableInfo, null, null);
        assertEquals(12, filesMetadata.size());
        dirTestWatcher.copyResourceToTestTmp(Paths.get("multilevel", "csv", "1994", "Q4", "orders_94_q4.csv"), Paths.get(tableName, "1994", "Q4", "orders_94_q4_1.csv"));
        testBuilder().sqlQuery("ANALYZE TABLE table(dfs.tmp.`%s` (schema=>%s)) REFRESH METADATA", tableName, SCHEMA_STRING).unOrdered().baselineColumns("ok", "summary").baselineValues(true, String.format("Collected / refreshed metadata for table [dfs.tmp.%s]", tableName)).go();
        BaseTableMetadata actualTableMetadata = cluster.drillbit().getContext().getMetastoreRegistry().get().tables().basicRequests().tableMetadata(tableInfo);
        assertEquals(expectedTableMetadata, actualTableMetadata);
        segmentsMetadata = cluster.drillbit().getContext().getMetastoreRegistry().get().tables().basicRequests().segmentsMetadataByMetadataKey(tableInfo, null, null);
        // verifies that segments count left unchanged
        assertEquals(15, segmentsMetadata.size());
        filesMetadata = cluster.drillbit().getContext().getMetastoreRegistry().get().tables().basicRequests().filesMetadata(tableInfo, null, null);
        assertEquals(13, filesMetadata.size());
    } finally {
        run("analyze table dfs.tmp.`%s` drop metadata if exists", tableName);
        FileUtils.deleteQuietly(table);
    }
}