Package org.apache.cassandra.db

Examples of org.apache.cassandra.db.ColumnFamilyStore

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            {
                TreeRequest remotereq = this.deserialize(buffer);
                TreeRequest request = new TreeRequest(remotereq.sessionid, message.getFrom(), remotereq.cf);

                // trigger readonly-compaction
                ColumnFamilyStore store = Table.open(request.cf.left).getColumnFamilyStore(request.cf.right);
                Validator validator = new Validator(request);
                logger.debug("Queueing validation compaction for " + request);
                CompactionManager.instance.submitValidation(store, validator);
            }
            catch (IOException e)
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    {
        Set<ColumnFamilyStore> cfsList = new HashSet<>();

        for (SecondaryIndex index: allIndexes)
        {
            ColumnFamilyStore cfs = index.getIndexCfs();
            if (cfs != null)
                cfsList.add(cfs);
        }

        return cfsList;
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    }

    /** load keyspace (table) definitions, but do not initialize the table instances. */
    public static void loadSchemas() throws IOException
    {
        ColumnFamilyStore schemaCFS = SystemTable.schemaCFS(SystemTable.SCHEMA_KEYSPACES_CF);

        // if table with definitions is empty try loading the old way
        if (schemaCFS.estimateKeys() == 0)
        {
            // we can load tables from local storage if a version is set in the system table and that actually maps to
            // real data in the definitions table.  If we do end up loading from xml, store the definitions so that we
            // don't load from xml anymore.
            UUID uuid = MigrationManager.getLastMigrationId();
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         * Streaming API.
         */
        void performStreamingRepair() throws IOException
        {
            logger.info("Performing streaming repair of " + differences.size() + " ranges to " + remote + " for " + cf);
            ColumnFamilyStore cfstore = Table.open(cf.left).getColumnFamilyStore(cf.right);
            try
            {
                List<Range> ranges = new ArrayList<Range>(differences);
                List<SSTableReader> sstables = CompactionManager.instance().submitAnti(cfstore, ranges, remote).get();
                Streaming.transferSSTables(remote, sstables, cf.left);
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                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());
            }

            return fileNames;
        }
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    }

    /** load keyspace (keyspace) definitions, but do not initialize the keyspace instances. */
    public static void loadSchemas()
    {
        ColumnFamilyStore schemaCFS = SystemKeyspace.schemaCFS(SystemKeyspace.SCHEMA_KEYSPACES_CF);

        // if keyspace with definitions is empty try loading the old way
        if (schemaCFS.estimateKeys() == 0)
        {
            logger.info("Couldn't detect any schema definitions in local storage.");
            // peek around the data directories to see if anything is there.
            if (hasExistingNoSystemTables())
                logger.info("Found keyspace data in data directories. Consider using cqlsh to define your schema.");
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    {
        Set<ColumnFamilyStore> cfsList = new HashSet<>();

        for (SecondaryIndex index: allIndexes)
        {
            ColumnFamilyStore cfs = index.getIndexCfs();
            if (cfs != null)
                cfsList.add(cfs);
        }

        return cfsList;
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        }

        public void run()
        {
            Pair<String, String> kscf = Schema.instance.getCF(task.cfId);
            ColumnFamilyStore cfs = Keyspace.open(kscf.left).getColumnFamilyStore(kscf.right);

            StreamLockfile lockfile = new StreamLockfile(cfs.directories.getWriteableLocationAsFile(), UUID.randomUUID());
            lockfile.create(task.sstables);
            List<SSTableReader> readers = new ArrayList<>();
            for (SSTableWriter writer : task.sstables)
                readers.add(writer.closeAndOpenReader());
            lockfile.delete();

            if (!SSTableReader.acquireReferences(readers))
                throw new AssertionError("We shouldn't fail acquiring a reference on a sstable that has just been transferred");
            try
            {
                // add sstables and build secondary indexes
                cfs.addSSTables(readers);
                cfs.indexManager.maybeBuildSecondaryIndexes(readers, cfs.indexManager.allIndexesNames());
            }
            finally
            {
                SSTableReader.releaseReferences(readers);
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                    // Acquire the reference (for secondary index building) before submitting the index build,
                    // so it can't get compacted out of existence in between
                    if (!sstable.acquireReference())
                        throw new AssertionError("We shouldn't fail acquiring a reference on a sstable that has just been transferred");

                    ColumnFamilyStore cfs = Table.open(sstable.getTableName()).getColumnFamilyStore(sstable.getColumnFamilyName());
                    if (!cfstores.containsKey(cfs))
                        cfstores.put(cfs, new ArrayList<SSTableReader>());
                    cfstores.get(cfs).add(sstable);
                }
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    }

    /** load keyspace (keyspace) definitions, but do not initialize the keyspace instances. */
    public static void loadSchemas()
    {
        ColumnFamilyStore schemaCFS = SystemKeyspace.schemaCFS(SystemKeyspace.SCHEMA_KEYSPACES_CF);

        // if keyspace with definitions is empty try loading the old way
        if (schemaCFS.estimateKeys() == 0)
        {
            logger.info("Couldn't detect any schema definitions in local storage.");
            // peek around the data directories to see if anything is there.
            if (hasExistingNoSystemTables())
                logger.info("Found keyspace data in data directories. Consider using cqlsh to define your schema.");
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Related Classes of org.apache.cassandra.db.ColumnFamilyStore

  • org.apache.cassandra.cache.IRowCacheEntry
  • org.apache.cassandra.cache.RowCacheKey
  • org.apache.cassandra.cache.RowCacheSentinel
  • org.apache.cassandra.config.CFMetaData
  • org.apache.cassandra.config.CFMetaData.Caching
  • org.apache.cassandra.config.CFMetaData.SpeculativeRetry
  • org.apache.cassandra.config.ColumnDefinition
  • org.apache.cassandra.config.DatabaseDescriptor
  • org.apache.cassandra.cql3.SSTableMetadataTrackingTest
  • org.apache.cassandra.db.columniterator.IColumnIterator
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