Examples with Table org.apache.hadoop.hive.metastore.api.Table used on opensource projects

Example 1 with Table

use of org.apache.hadoop.hive.metastore.api.Table in project hive by apache.

the class TestWorker method compactNoBaseLotsOfDeltas.

private void compactNoBaseLotsOfDeltas(CompactionType type) throws Exception {
    conf.setIntVar(HiveConf.ConfVars.COMPACTOR_MAX_NUM_DELTA, 2);
    Table t = newTable("default", "mapwb", true);
    Partition p = newPartition(t, "today");
    //    addBaseFile(t, p, 20L, 20);
    addDeltaFile(t, p, 21L, 21L, 2);
    addDeltaFile(t, p, 23L, 23L, 2);
    //make it look like streaming API use case
    addDeltaFile(t, p, 25L, 29L, 2);
    addDeltaFile(t, p, 31L, 32L, 3);
    //make it looks like 31-32 has been compacted, but not cleaned
    addDeltaFile(t, p, 31L, 33L, 5);
    addDeltaFile(t, p, 35L, 35L, 1);
    /*since COMPACTOR_MAX_NUM_DELTA=2,
    we expect files 1,2 to be minor compacted by 1 job to produce delta_21_23
    * 3,5 to be minor compacted by 2nd job (file 4 is obsolete) to make delta_25_33 (4th is skipped)
    *
    * and then the 'requested'
    * minor compaction to combine delta_21_23, delta_25_33 and delta_35_35 to make delta_21_35
    * or major compaction to create base_35*/
    burnThroughTransactions(35);
    CompactionRequest rqst = new CompactionRequest("default", "mapwb", type);
    rqst.setPartitionname("ds=today");
    txnHandler.compact(rqst);
    startWorker();
    ShowCompactResponse rsp = txnHandler.showCompact(new ShowCompactRequest());
    List<ShowCompactResponseElement> compacts = rsp.getCompacts();
    Assert.assertEquals(1, compacts.size());
    Assert.assertEquals("ready for cleaning", compacts.get(0).getState());
    FileSystem fs = FileSystem.get(conf);
    FileStatus[] stat = fs.listStatus(new Path(p.getSd().getLocation()));
    Assert.assertEquals(9, stat.length);
    // Find the new delta file and make sure it has the right contents
    BitSet matchesFound = new BitSet(9);
    for (int i = 0; i < stat.length; i++) {
        if (stat[i].getPath().getName().equals(makeDeltaDirName(21, 21))) {
            matchesFound.set(0);
        } else if (stat[i].getPath().getName().equals(makeDeltaDirName(23, 23))) {
            matchesFound.set(1);
        } else if (stat[i].getPath().getName().equals(makeDeltaDirNameCompacted(25, 29))) {
            matchesFound.set(2);
        } else if (stat[i].getPath().getName().equals(makeDeltaDirNameCompacted(31, 32))) {
            matchesFound.set(3);
        } else if (stat[i].getPath().getName().equals(makeDeltaDirNameCompacted(31, 33))) {
            matchesFound.set(4);
        } else if (stat[i].getPath().getName().equals(makeDeltaDirName(35, 35))) {
            matchesFound.set(5);
        } else if (stat[i].getPath().getName().equals(makeDeltaDirNameCompacted(21, 23))) {
            matchesFound.set(6);
        } else if (stat[i].getPath().getName().equals(makeDeltaDirNameCompacted(25, 33))) {
            matchesFound.set(7);
        }
        switch(type) {
            //yes, both do set(8)
            case MINOR:
                if (stat[i].getPath().getName().equals(makeDeltaDirNameCompacted(21, 35))) {
                    matchesFound.set(8);
                }
                break;
            case MAJOR:
                if (stat[i].getPath().getName().equals(AcidUtils.baseDir(35))) {
                    matchesFound.set(8);
                }
                break;
            default:
                throw new IllegalStateException();
        }
    }
    StringBuilder sb = null;
    for (int i = 0; i < stat.length; i++) {
        if (!matchesFound.get(i)) {
            if (sb == null) {
                sb = new StringBuilder("Some files are missing at index: ");
            }
            sb.append(i).append(",");
        }
    }
    if (sb != null) {
        Assert.assertTrue(sb.toString(), false);
    }
}

Example 2 with Table

use of org.apache.hadoop.hive.metastore.api.Table in project hive by apache.

the class TestWorker method sortedPartition.

@Test
public void sortedPartition() throws Exception {
    List<Order> sortCols = new ArrayList<Order>(1);
    sortCols.add(new Order("b", 1));
    Table t = newTable("default", "sp", true, new HashMap<String, String>(), sortCols, false);
    Partition p = newPartition(t, "today", sortCols);
    addBaseFile(t, p, 20L, 20);
    addDeltaFile(t, p, 21L, 22L, 2);
    addDeltaFile(t, p, 23L, 24L, 2);
    addDeltaFile(t, p, 21L, 24L, 4);
    burnThroughTransactions(25);
    CompactionRequest rqst = new CompactionRequest("default", "sp", CompactionType.MINOR);
    rqst.setPartitionname("ds=today");
    txnHandler.compact(rqst);
    startWorker();
    // There should still be four directories in the location.
    FileSystem fs = FileSystem.get(conf);
    FileStatus[] stat = fs.listStatus(new Path(p.getSd().getLocation()));
    Assert.assertEquals(4, stat.length);
}

Example 3 with Table

use of org.apache.hadoop.hive.metastore.api.Table in project hive by apache.

the class TestWorker method minorPartitionWithBase.

@Test
public void minorPartitionWithBase() throws Exception {
    Table t = newTable("default", "mpwb", true);
    Partition p = newPartition(t, "today");
    addBaseFile(t, p, 20L, 20);
    addDeltaFile(t, p, 21L, 22L, 2);
    addDeltaFile(t, p, 23L, 24L, 2);
    burnThroughTransactions(25);
    CompactionRequest rqst = new CompactionRequest("default", "mpwb", CompactionType.MINOR);
    rqst.setPartitionname("ds=today");
    txnHandler.compact(rqst);
    startWorker();
    ShowCompactResponse rsp = txnHandler.showCompact(new ShowCompactRequest());
    List<ShowCompactResponseElement> compacts = rsp.getCompacts();
    Assert.assertEquals(1, compacts.size());
    Assert.assertEquals("ready for cleaning", compacts.get(0).getState());
    // There should still be four directories in the location.
    FileSystem fs = FileSystem.get(conf);
    FileStatus[] stat = fs.listStatus(new Path(p.getSd().getLocation()));
    Assert.assertEquals(4, stat.length);
    // Find the new delta file and make sure it has the right contents
    boolean sawNewDelta = false;
    for (int i = 0; i < stat.length; i++) {
        if (stat[i].getPath().getName().equals(makeDeltaDirNameCompacted(21, 24))) {
            sawNewDelta = true;
            FileStatus[] buckets = fs.listStatus(stat[i].getPath());
            Assert.assertEquals(2, buckets.length);
            Assert.assertTrue(buckets[0].getPath().getName().matches("bucket_0000[01]"));
            Assert.assertTrue(buckets[1].getPath().getName().matches("bucket_0000[01]"));
            Assert.assertEquals(208L, buckets[0].getLen());
            Assert.assertEquals(208L, buckets[1].getLen());
        } else {
            LOG.debug("This is not the delta file you are looking for " + stat[i].getPath().getName());
        }
    }
    Assert.assertTrue(sawNewDelta);
}

Example 4 with Table

use of org.apache.hadoop.hive.metastore.api.Table in project hive by apache.

the class TestWorker method majorWithAborted.

@Test
public void majorWithAborted() throws Exception {
    LOG.debug("Starting majorWithAborted");
    Table t = newTable("default", "mtwb", false);
    addBaseFile(t, null, 20L, 20);
    addDeltaFile(t, null, 21L, 22L, 2);
    addDeltaFile(t, null, 23L, 25L, 3);
    addLengthFile(t, null, 23L, 25L, 3);
    addDeltaFile(t, null, 26L, 27L, 2);
    burnThroughTransactions(27, null, new HashSet<Long>(Arrays.asList(24L, 25L)));
    CompactionRequest rqst = new CompactionRequest("default", "mtwb", CompactionType.MAJOR);
    txnHandler.compact(rqst);
    startWorker();
    ShowCompactResponse rsp = txnHandler.showCompact(new ShowCompactRequest());
    List<ShowCompactResponseElement> compacts = rsp.getCompacts();
    Assert.assertEquals(1, compacts.size());
    Assert.assertEquals("ready for cleaning", compacts.get(0).getState());
    // There should still now be 5 directories in the location
    FileSystem fs = FileSystem.get(conf);
    FileStatus[] stat = fs.listStatus(new Path(t.getSd().getLocation()));
    Assert.assertEquals(5, stat.length);
    // Find the new delta file and make sure it has the right contents
    Arrays.sort(stat);
    Assert.assertEquals("base_0000027", stat[0].getPath().getName());
    Assert.assertEquals("base_20", stat[1].getPath().getName());
    Assert.assertEquals(makeDeltaDirName(21, 22), stat[2].getPath().getName());
    Assert.assertEquals(makeDeltaDirName(23, 25), stat[3].getPath().getName());
    Assert.assertEquals(makeDeltaDirName(26, 27), stat[4].getPath().getName());
}

Example 5 with Table

use of org.apache.hadoop.hive.metastore.api.Table in project hive by apache.

the class TestWorker method majorTableLegacy.

@Test
public void majorTableLegacy() throws Exception {
    LOG.debug("Starting majorTableLegacy");
    Table t = newTable("default", "matl", false);
    addLegacyFile(t, null, 20);
    addDeltaFile(t, null, 21L, 22L, 2);
    addDeltaFile(t, null, 23L, 24L, 2);
    burnThroughTransactions(25);
    CompactionRequest rqst = new CompactionRequest("default", "matl", CompactionType.MAJOR);
    txnHandler.compact(rqst);
    startWorker();
    ShowCompactResponse rsp = txnHandler.showCompact(new ShowCompactRequest());
    List<ShowCompactResponseElement> compacts = rsp.getCompacts();
    Assert.assertEquals(1, compacts.size());
    Assert.assertEquals("ready for cleaning", compacts.get(0).getState());
    // There should still now be 5 directories in the location
    FileSystem fs = FileSystem.get(conf);
    FileStatus[] stat = fs.listStatus(new Path(t.getSd().getLocation()));
    //Assert.assertEquals(4, stat.length);
    // Find the new delta file and make sure it has the right contents
    boolean sawNewBase = false;
    for (int i = 0; i < stat.length; i++) {
        if (stat[i].getPath().getName().equals("base_0000024")) {
            sawNewBase = true;
            FileStatus[] buckets = fs.listStatus(stat[i].getPath());
            Assert.assertEquals(2, buckets.length);
            Assert.assertTrue(buckets[0].getPath().getName().matches("bucket_0000[01]"));
            Assert.assertTrue(buckets[1].getPath().getName().matches("bucket_0000[01]"));
            Assert.assertEquals(624L, buckets[0].getLen());
            Assert.assertEquals(624L, buckets[1].getLen());
        } else {
            LOG.debug("This is not the file you are looking for " + stat[i].getPath().getName());
        }
    }
    Assert.assertTrue(sawNewBase);
}