Package org.apache.cassandra.db

Examples of org.apache.cassandra.db.SliceReadCommand

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    public List<column_t> get_slice(String tablename, String key, String columnParent, int start, int count) throws InvalidRequestException
    {
        logger.debug("get_slice");
        String[] values = RowMutation.getColumnAndColumnFamily(columnParent);
        ColumnFamily cfamily = readColumnFamily(new SliceReadCommand(tablename, key, columnParent, start, count));
        if (cfamily == null)
        {
            return EMPTY_COLUMNS;
        }
        Collection<IColumn> columns = null;
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    public int get_column_count(String tablename, String key, String columnParent) throws InvalidRequestException
    {
        logger.debug("get_column_count");
        String[] values = RowMutation.getColumnAndColumnFamily(columnParent);
        ColumnFamily cfamily = readColumnFamily(new SliceReadCommand(tablename, key, columnParent, -1, Integer.MAX_VALUE));
        if (cfamily == null)
        {
            return 0;
        }
        Collection<IColumn> columns = null;
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    }

    public List<superColumn_t> get_slice_super(String tablename, String key, String columnFamily, int start, int count) throws InvalidRequestException
    {
        logger.debug("get_slice_super");
        ColumnFamily cfamily = readColumnFamily(new SliceReadCommand(tablename, key, columnFamily, start, count));
        if (cfamily == null)
        {
            return EMPTY_SUPERCOLUMNS;
        }
        Collection<IColumn> columns = cfamily.getAllColumns();
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        Row row = null;
        try
        {
            String key = (String)(rowKey_.get());
            ReadCommand readCommand = new SliceReadCommand(cfMetaData_.tableName, key, columnFamily_column, offset_, limit_);
            row = StorageProxy.readProtocol(readCommand, StorageService.ConsistencyLevel.WEAK);
        }
        catch (Exception e)
        {
            logger_.error(LogUtil.throwableToString(e));
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    {
        Row row = null;
        try
        {
            String key = (String)(rowKey_.get());
            ReadCommand readCommand = new SliceReadCommand(cfMetaData_.tableName, key, cfMetaData_.cfName, offset_, limit_);
            row = StorageProxy.readProtocol(readCommand, StorageService.ConsistencyLevel.WEAK);
        }
        catch (Exception e)
        {
            logger_.error(LogUtil.throwableToString(e));
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Related Classes of org.apache.cassandra.db.SliceReadCommand

  • org.apache.cassandra.cql.common.ColumnRangeQueryRSD
  • org.apache.cassandra.cql.common.SuperColumnRangeQueryRSD
  • org.apache.cassandra.service.CassandraServer
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