greenplumn CParseHandlerPhysicalDynamicBitmapTableScan 源码
greenplumn CParseHandlerPhysicalDynamicBitmapTableScan 代码
文件路径:/src/backend/gporca/libnaucrates/include/naucrates/dxl/parser/CParseHandlerPhysicalDynamicBitmapTableScan.h
//---------------------------------------------------------------------------
// Greenplum Database
// Copyright (C) 2014 VMware, Inc. or its affiliates.
//
// @filename:
// CParseHandlerPhysicalDynamicBitmapTableScan.h
//
// @doc:
// SAX parse handler class for parsing dynamic bitmap table scan operator nodes
//---------------------------------------------------------------------------
#ifndef GPDXL_CParseHandlerPhysicalDynamicBitmapTableScan_H
#define GPDXL_CParseHandlerPhysicalDynamicBitmapTableScan_H
#include "gpos/base.h"
#include "naucrates/dxl/operators/CDXLOperatorFactory.h"
#include "naucrates/dxl/parser/CParseHandlerPhysicalAbstractBitmapScan.h"
namespace gpdxl
{
using namespace gpos;
XERCES_CPP_NAMESPACE_USE
//---------------------------------------------------------------------------
// @class:
// CParseHandlerPhysicalDynamicBitmapTableScan
//
// @doc:
// Parse handler for parsing dynamic bitmap table scan operator
//
//---------------------------------------------------------------------------
class CParseHandlerPhysicalDynamicBitmapTableScan
: public CParseHandlerPhysicalAbstractBitmapScan
{
private:
ULongPtrArray *m_selector_ids;
// process the start of an element
void StartElement(
const XMLCh *const element_uri, // URI of element's namespace
const XMLCh *const element_local_name, // local part of element's name
const XMLCh *const element_qname, // element's qname
const Attributes &attr // element's attributes
) override;
// process the end of an element
void EndElement(
const XMLCh *const element_uri, // URI of element's namespace
const XMLCh *const element_local_name, // local part of element's name
const XMLCh *const element_qname // element's qname
) override;
public:
CParseHandlerPhysicalDynamicBitmapTableScan(
const CParseHandlerPhysicalDynamicBitmapTableScan &) = delete;
// ctor
CParseHandlerPhysicalDynamicBitmapTableScan(
CMemoryPool *mp, CParseHandlerManager *parse_handler_mgr,
CParseHandlerBase *parse_handler_root)
: CParseHandlerPhysicalAbstractBitmapScan(mp, parse_handler_mgr,
parse_handler_root)
{
}
};
} // namespace gpdxl
#endif // !GPDXL_CParseHandlerPhysicalDynamicBitmapTableScan_H
// EOF
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