Package org.apache.cassandra.db

Examples of org.apache.cassandra.db.Table

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            for ( String distinctEntry : distinctEntries )
            {
                String tableName;
                String[] pieces = FBUtilities.strip(distinctEntry, "-");
                tableName = pieces[0];
                Table table = Table.open( tableName );

                ColumnFamilyStore cfStore = table.getColumnFamilyStore(pieces[1]);
                if (logger.isDebugEnabled())
                  logger.debug("Generating file name for " + distinctEntry + " ...");
                fileNames.put(distinctEntry, cfStore.getTempSSTableFileName());
            }
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    @Test
    public void testValidationMultipleSSTablePerLevel() throws Exception
    {
        String ksname = "Keyspace1";
        String cfname = "StandardLeveled";
        Table table = Table.open(ksname);
        ColumnFamilyStore store = table.getColumnFamilyStore(cfname);

        ByteBuffer value = ByteBuffer.wrap(new byte[100 * 1024]); // 100 KB value, make it easy to have multiple files

        // Enough data to have a level 1 and 2
        int rows = 20;
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    @Test
    public void testCompactionProgress() throws Exception
    {
        String ksname = "Keyspace1";
        String cfname = "StandardLeveled";
        Table table = Table.open(ksname);
        ColumnFamilyStore store = table.getColumnFamilyStore(cfname);

        // make sure we have SSTables in L1
        ByteBuffer value = ByteBuffer.wrap(new byte[100 * 1024]);
        int rows = 2;
        int columns = 10;
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    public double getLoad()
    {
        double bytes = 0;
        for (String tableName : Schema.instance.getTables())
        {
            Table table = Table.open(tableName);
            for (ColumnFamilyStore cfs : table.getColumnFamilyStores())
                bytes += cfs.getLiveDiskSpaceUsed();
        }
        return bytes;
    }
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            logger_.debug("Cleared out snapshot directories");
    }

    public Iterable<ColumnFamilyStore> getValidColumnFamilies(String tableName, String... cfNames) throws IOException
    {
        Table table = getValidTable(tableName);

        if (cfNames.length == 0)
            // all stores are interesting
            return table.getColumnFamilyStores();

        // filter out interesting stores
        Set<ColumnFamilyStore> valid = new HashSet<ColumnFamilyStore>();
        for (String cfName : cfNames)
        {
            ColumnFamilyStore cfStore = table.getColumnFamilyStore(cfName);
            if (cfStore == null)
            {
                // this means there was a cf passed in that is not recognized in the keyspace. report it and continue.
                logger_.warn(String.format("Invalid column family specified: %s. Proceeding with others.", cfName));
                continue;
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        List<Token> tokens = new ArrayList<Token>();
        // we use the actual Range token for the first and last brackets of the splits to ensure correctness
        tokens.add(range.left);

        List<DecoratedKey> keys = new ArrayList<DecoratedKey>();
        Table t = Table.open(table);
        ColumnFamilyStore cfs = t.getColumnFamilyStore(cfName);
        for (DecoratedKey sample : cfs.allKeySamples())
        {
            if (range.contains(sample.token))
                keys.add(sample);
        }
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        setMode(Mode.DRAINING, "flushing column families", false);
        List<ColumnFamilyStore> cfses = new ArrayList<ColumnFamilyStore>();
        for (String tableName : Schema.instance.getNonSystemTables())
        {
            Table table = Table.open(tableName);
            cfses.addAll(table.getColumnFamilyStores());
        }
        totalCFs = remainingCFs = cfses.size();
        for (ColumnFamilyStore cfs : cfses)
        {
            cfs.forceBlockingFlush();
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        if (!remotedesc.isStreamCompatible())
            throw new UnsupportedOperationException(String.format("SSTable %s is not compatible with current version %s",
                                                                  remote.getFilename(), Descriptor.Version.CURRENT));

        // new local sstable
        Table table = Table.open(remotedesc.ksname);
        ColumnFamilyStore cfStore = table.getColumnFamilyStore(remotedesc.cfname);
        Directories.DataDirectory localDir = Directories.getLocationCapableOfSize(remote.size);
        if (localDir == null)
            throw new RuntimeException("Insufficient disk space to store " + remote.size + " bytes");
        Descriptor localdesc = Descriptor.fromFilename(cfStore.getTempSSTablePath(cfStore.directories.getLocationForDisk(localDir.location)));
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    public double getLoad()
    {
        double bytes = 0;
        for (String tableName : Schema.instance.getTables())
        {
            Table table = Table.open(tableName);
            for (ColumnFamilyStore cfs : table.getColumnFamilyStores())
                bytes += cfs.getLiveDiskSpaceUsed();
        }
        return bytes;
    }
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            throw new IOException("You mus supply a column family name");

        if (tag == null || tag.equals(""))
            throw new IOException("You must supply a snapshot name.");

        Table table = getValidTable(tableName);
        if (table.snapshotExists(tag))
            throw new IOException("Snapshot " + tag + " already exists.");

        table.snapshot(tag, columnFamilyName);
    }
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Related Classes of org.apache.cassandra.db.Table

  • org.apache.cassandra.analytics.DBAnalyticsSource
  • org.apache.cassandra.config.KSMetaData
  • org.apache.cassandra.db.commitlog.CommitLog
  • org.apache.cassandra.db.commitlog.CommitLogReplayer
  • org.apache.cassandra.db.commitlog.CommitLogSegment
  • org.apache.cassandra.db.compaction.CompactionInfo
  • org.apache.cassandra.db.compaction.CompactionsPurgeTest
  • org.apache.cassandra.db.compaction.LeveledCompactionStrategyTest
  • org.apache.cassandra.db.compaction.LongLeveledCompactionStrategyTest
  • org.apache.cassandra.db.compaction.OneCompactionTest
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