greenplumn CParseHandlerPhysicalAbstractBitmapScan 源码
greenplumn CParseHandlerPhysicalAbstractBitmapScan 代码
文件路径：/src/backend/gporca/libnaucrates/include/naucrates/dxl/parser/CParseHandlerPhysicalAbstractBitmapScan.h
//---------------------------------------------------------------------------
// Greenplum Database
// Copyright (C) 2014 VMware, Inc. or its affiliates.
//
// @filename:
// CParseHandlerPhysicalAbstractBitmapScan.h
//
// @doc:
// SAX parse handler parent class for parsing bitmap scan operator nodes
//---------------------------------------------------------------------------
#ifndef GPDXL_CParseHandlerPhysicalAbstractBitmapScan_H
#define GPDXL_CParseHandlerPhysicalAbstractBitmapScan_H
#include "gpos/base.h"
#include "naucrates/dxl/parser/CParseHandlerPhysicalOp.h"
#include "naucrates/dxl/xml/dxltokens.h"
namespace gpdxl
{
using namespace gpos;
XERCES_CPP_NAMESPACE_USE
//---------------------------------------------------------------------------
// @class:
// CParseHandlerPhysicalAbstractBitmapScan
//
// @doc:
// Parse handler parent class for parsing bitmap scan operators
//
//---------------------------------------------------------------------------
class CParseHandlerPhysicalAbstractBitmapScan : public CParseHandlerPhysicalOp
{
private:
protected:
// common StartElement functionality for child classes
void StartElementHelper(const XMLCh *const element_local_name,
Edxltoken token_type);
// common EndElement functionality for child classes
void EndElementHelper(const XMLCh *const element_local_name,
Edxltoken token_type,
ULongPtrArray *selector_ids = nullptr);
public:
CParseHandlerPhysicalAbstractBitmapScan(
const CParseHandlerPhysicalAbstractBitmapScan &) = delete;
// ctor
CParseHandlerPhysicalAbstractBitmapScan(
CMemoryPool *mp, CParseHandlerManager *parse_handler_mgr,
CParseHandlerBase *parse_handler_root)
: CParseHandlerPhysicalOp(mp, parse_handler_mgr, parse_handler_root)
{
}
};
} // namespace gpdxl
#endif // !GPDXL_CParseHandlerPhysicalAbstractBitmapScan_H
// EOF
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