Examples of org.apache.cassandra.cql3.Operation$ColumnDeletion

org.apache.cassandra.cql3.ColumnNameBuilder
A parsed raw DELETE operation. This can be one of: - Deleting a column - Deleting an element of a collection

        return column_metadata.remove(def.name) != null;
    }


    private CFMetaData updateCfDef()
    {
        cqlCfDef = new CFDefinition(this);
        return this;
    }

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        return column_metadata.remove(def.name) != null;
    }


    private CFMetaData updateCfDef()
    {
        cqlCfDef = new CFDefinition(this);
        return this;
    }

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            List<ModificationStatement> statements = new ArrayList<ModificationStatement>(queryOrIdList.size());
            for (int i = 0; i < queryOrIdList.size(); i++)
            {
                Object query = queryOrIdList.get(i);
                CQLStatement statement;
                if (query instanceof String)
                {
                    statement = QueryProcessor.parseStatement((String)query, state);
                }
                else
                {
                    statement = QueryProcessor.getPrepared((MD5Digest)query);
                    if (statement == null)
                        throw new PreparedQueryNotFoundException((MD5Digest)query);
                }


                List<ByteBuffer> queryValues = values.get(i);
                if (queryValues.size() != statement.getBoundsTerms())
                    throw new InvalidRequestException(String.format("There were %d markers(?) in CQL but %d bound variables",
                                                                    statement.getBoundsTerms(),
                                                                    queryValues.size()));
                if (!(statement instanceof ModificationStatement))
                    throw new InvalidRequestException("Invalid statement in batch: only UPDATE, INSERT and DELETE statements are allowed.");


                ModificationStatement mst = (ModificationStatement)statement;

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        }
    }


    public static ColumnSpecification keySpecOf(ColumnSpecification column, MapType type)
    {
        return new ColumnSpecification(column.ksName, column.cfName, new ColumnIdentifier("key(" + column.name + ")", true), type.keys);
    }

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        return new ColumnSpecification(column.ksName, column.cfName, new ColumnIdentifier("key(" + column.name + ")", true), type.keys);
    }


    public static ColumnSpecification valueSpecOf(ColumnSpecification column, MapType type)
    {
        return new ColumnSpecification(column.ksName, column.cfName, new ColumnIdentifier("value(" + column.name + ")", true), type.values);
    }

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        }
    }


    public static ColumnSpecification indexSpecOf(ColumnSpecification column)
    {
        return new ColumnSpecification(column.ksName, column.cfName, new ColumnIdentifier("idx(" + column.name + ")", true), Int32Type.instance);
    }

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        return new ColumnSpecification(column.ksName, column.cfName, new ColumnIdentifier("idx(" + column.name + ")", true), Int32Type.instance);
    }


    public static ColumnSpecification valueSpecOf(ColumnSpecification column, ListType type)
    {
        return new ColumnSpecification(column.ksName, column.cfName, new ColumnIdentifier("value(" + column.name + ")", true), type.elements);
    }

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                int columnIndex = composite.types.size() - (cfDef.hasCollections ? 2 : 1);
                ByteBuffer CQL3ColumnName = components[columnIndex];
                if (!CQL3ColumnName.hasRemaining())
                    continue; // Row marker, ok


                ColumnIdentifier columnId = new ColumnIdentifier(CQL3ColumnName, composite.types.get(columnIndex));
                if (cfDef.metadata.get(columnId) == null)
                    throw new org.apache.cassandra.exceptions.InvalidRequestException(String.format("Invalid cell for CQL3 table %s. The CQL3 column component (%s) does not correspond to a defined CQL3 column",
                                                                                                    metadata.cfName, columnId));


                // On top of that, if we have a collection component, he (CQL3) column must be a collection

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        {
            Set<?> s = validator.compose(params.variables.get(values.bindIndex));
            Iterator<?> iter = s.iterator();
            while (iter.hasNext())
            {
                ColumnNameBuilder b = iter.hasNext() ? builder.copy() : builder;
                ByteBuffer name = b.add(validator.nameComparator().decompose(iter.next())).build();
                cf.addColumn(params.makeColumn(name, ByteBufferUtil.EMPTY_BYTE_BUFFER));
            }
        }
        catch (MarshalException e)
        {

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        {
            Set<?> s = validator.compose(params.variables.get(values.bindIndex));
            Iterator<?> iter = s.iterator();
            while (iter.hasNext())
            {
                ColumnNameBuilder b = iter.hasNext() ? builder.copy() : builder;
                ByteBuffer name = b.add(validator.nameComparator().decompose(iter.next())).build();
                cf.addColumn(params.makeTombstone(name));
            }
        }
        catch (MarshalException e)
        {

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