Package org.apache.cassandra.config

Examples of org.apache.cassandra.config.ColumnDefinition

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        if (descriptor.cfname.contains("."))
        {
            int i = descriptor.cfname.indexOf(".");
            String parentName = descriptor.cfname.substring(0, i);
            CFMetaData parent = Schema.instance.getCFMetaData(descriptor.ksname, parentName);
            ColumnDefinition def = parent.getColumnDefinitionForIndex(descriptor.cfname.substring(i + 1));
            metadata = CFMetaData.newIndexMetadata(parent, def, KeysIndex.indexComparator());
        }
        else
        {
            metadata = Schema.instance.getCFMetaData(descriptor.ksname, descriptor.cfname);
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        {
            // look up index metadata from parent
            int i = descriptor.cfname.indexOf(".");
            String parentName = descriptor.cfname.substring(0, i);
            CFMetaData parent = Schema.instance.getCFMetaData(descriptor.ksname, parentName);
            ColumnDefinition def = parent.getColumnDefinitionForIndex(descriptor.cfname.substring(i + 1));
            metadata = CFMetaData.newIndexMetadata(parent, def, KeysIndex.indexComparator());
        }
        else
        {
            metadata = Schema.instance.getCFMetaData(descriptor.ksname, descriptor.cfname);
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    {
        Map<ByteBuffer, ColumnDefinition> indexes = new HashMap<ByteBuffer, ColumnDefinition>();
        for (int i = 0; i < 5; i++)
        {
            ByteBuffer name = ByteBuffer.wrap(new byte[] { (byte)i });
            indexes.put(name, new ColumnDefinition(name, null, IndexType.KEYS, Integer.toString(i)));
        }
        CFMetaData cfm = new CFMetaData("Keyspace1",
                "TestApplyCFM_CF",
                ColumnFamilyType.Standard,
                BytesType.instance,
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        ColumnFamilyStore indexedCfs = cfs.getIndexedColumnFamilyStore(cfs.getIndexedColumns().iterator().next());
        Descriptor desc = indexedCfs.getSSTables().iterator().next().descriptor;

        // drop the index
        CFMetaData meta = CFMetaData.rename(cfs.metadata, cfs.metadata.cfName); // abusing rename to clone
        ColumnDefinition cdOld = meta.column_metadata.values().iterator().next();
        ColumnDefinition cdNew = new ColumnDefinition(cdOld.name, cdOld.getValidator().getClass().getName(), null, null);
        meta.column_metadata.put(cdOld.name, cdNew);
        UpdateColumnFamily update = new UpdateColumnFamily(CFMetaData.convertToAvro(meta));
        update.apply();

        // check
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        rm = new RowMutation("Keyspace1", ByteBufferUtil.bytes("k1"));
        rm.add(new QueryPath("Indexed2", null, ByteBufferUtil.bytes("birthdate")), ByteBufferUtil.bytes(1L), 1);
        rm.apply();

        ColumnFamilyStore cfs = table.getColumnFamilyStore("Indexed2");
        ColumnDefinition old = cfs.metadata.getColumn_metadata().get(ByteBufferUtil.bytes("birthdate"));
        ColumnDefinition cd = new ColumnDefinition(old.name, old.getValidator().getClass().getName(), IndexType.KEYS, "birthdate_index");
        Future<?> future = cfs.addIndex(cd);
        future.get();
        // we had a bug (CASSANDRA-2244) where index would get created but not flushed -- check for that
        assert cfs.getIndexedColumnFamilyStore(cd.name).getSSTables().size() > 0;
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        if (descriptor.cfname.contains("."))
        {
            int i = descriptor.cfname.indexOf(".");
            String parentName = descriptor.cfname.substring(0, i);
            CFMetaData parent = Schema.instance.getCFMetaData(descriptor.ksname, parentName);
            ColumnDefinition def = parent.getColumnDefinitionForIndex(descriptor.cfname.substring(i + 1));
            metadata = CFMetaData.newIndexMetadata(parent, def, KeysIndex.indexComparator());
        }
        else
        {
            metadata = Schema.instance.getCFMetaData(descriptor.ksname, descriptor.cfname);
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        // future: if/when we have modifiable settings for secondary indexes,
        // they'll need to be handled here.
        Collection<ByteBuffer> indexedColumnNames = getIndexedColumns();
        for (ByteBuffer indexedColumn : indexedColumnNames)
        {
            ColumnDefinition def = baseCfs.metadata.getColumn_metadata().get(indexedColumn);
            if (def == null || def.getIndexType() == null)
                removeIndexedColumn(indexedColumn);
        }

        for (ColumnDefinition cdef : baseCfs.metadata.getColumn_metadata().values())
            if (cdef.getIndexType() != null && !indexedColumnNames.contains(cdef.name))
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    public void init()
    {
        assert baseCfs != null && columnDefs != null;

        ColumnDefinition columnDef = columnDefs.iterator().next();
        CFMetaData indexedCfMetadata = CFMetaData.newIndexMetadata(baseCfs.metadata, columnDef, indexComparator());
        indexCfs = ColumnFamilyStore.createColumnFamilyStore(baseCfs.table,
                                                             indexedCfMetadata.cfName,
                                                             new LocalPartitioner(columnDef.getValidator()),
                                                             indexedCfMetadata);

        // enable and initialize row cache based on parent's setting and indexed column's cardinality
        CFMetaData.Caching baseCaching = baseCfs.metadata.getCaching();
        if (baseCaching == CFMetaData.Caching.ALL || baseCaching == CFMetaData.Caching.ROWS_ONLY)
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                ByteBuffer columnName = comparator.fromString(col.getKey().getText());
                String validatorClassName = CFPropDefs.comparators.containsKey(col.getValue())
                                          ? CFPropDefs.comparators.get(col.getValue())
                                          : col.getValue();
                AbstractType<?> validator = TypeParser.parse(validatorClassName);
                columnDefs.put(columnName, new ColumnDefinition(columnName, validator, null, null, null, null));
            }
            catch (ConfigurationException e)
            {
                InvalidRequestException ex = new InvalidRequestException(e.toString());
                ex.initCause(e);
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        Map<ByteBuffer, ColumnDefinition> columnDefs = new HashMap<ByteBuffer, ColumnDefinition>();
        Integer componentIndex = comparator instanceof CompositeType ? ((CompositeType)comparator).types.size() - 1 : null;

        for (Map.Entry<ColumnIdentifier, AbstractType> col : columns.entrySet())
        {
            columnDefs.put(col.getKey().key, new ColumnDefinition(col.getKey().key, col.getValue(), null, null, null, componentIndex));
        }

        return columnDefs;
    }
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Related Classes of org.apache.cassandra.config.ColumnDefinition

  • com.stratio.cassandra.index.ClusteringKeyMapper
  • com.stratio.cassandra.index.RegularCellsMapper
  • com.stratio.cassandra.index.RowIndex
  • com.stratio.cassandra.index.RowService
  • com.stratio.cassandra.index.schema.Schema
  • org.apache.avro.util.Utf8
  • org.apache.cassandra.config.DefsTest
  • org.apache.cassandra.cql.AlterTableStatement
  • org.apache.cassandra.cql.CreateColumnFamilyStatement
  • org.apache.cassandra.cql.jdbc.ColumnDecoder
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