greenplumn CParseHandlerDynamicIndexScan 代码
文件路径：/src/backend/gporca/libnaucrates/src/parser/CParseHandlerDynamicIndexScan.cpp
/---------------------------------------------------------------------------
/ Greenplum Database
/ Copyright (C) 2013 EMC Corp.
/
/ @filename:
/ CParseHandlerDynamicIndexScan.cpp
/
/ @doc:
/ Implementation of the SAX parse handler class for dynamic index scan operators
/
/ @owner:
/
/
/ @test:
/
/---------------------------------------------------------------------------
#include "naucrates/dxl/parser/CParseHandlerDynamicIndexScan.h"
#include "naucrates/dxl/operators/CDXLOperatorFactory.h"
#include "naucrates/dxl/parser/CParseHandlerFactory.h"
#include "naucrates/dxl/parser/CParseHandlerFilter.h"
#include "naucrates/dxl/parser/CParseHandlerIndexCondList.h"
#include "naucrates/dxl/parser/CParseHandlerIndexDescr.h"
#include "naucrates/dxl/parser/CParseHandlerProjList.h"
#include "naucrates/dxl/parser/CParseHandlerProperties.h"
#include "naucrates/dxl/parser/CParseHandlerScalarOp.h"
#include "naucrates/dxl/parser/CParseHandlerTableDescr.h"
#include "naucrates/dxl/parser/CParseHandlerUtils.h"
using namespace gpdxl;
XERCES_CPP_NAMESPACE_USE
/---------------------------------------------------------------------------
/ @function:
/ CParseHandlerDynamicIndexScan::CParseHandlerDynamicIndexScan
/
/ @doc:
/ Ctor
/
/---------------------------------------------------------------------------
CParseHandlerDynamicIndexScan::CParseHandlerDynamicIndexScan(
CMemoryPool *mp, CParseHandlerManager *parse_handler_mgr,
CParseHandlerBase *parse_handler_root)
: CParseHandlerIndexScan(mp, parse_handler_mgr, parse_handler_root)
{
}
/---------------------------------------------------------------------------
/ @function:
/ CParseHandlerDynamicIndexScan::StartElement
/
/ @doc:
/ Invoked by Xerces to process an opening tag
/
/---------------------------------------------------------------------------
void
CParseHandlerDynamicIndexScan::StartElement(
const XMLCh *const, / element_uri,
const XMLCh *const element_local_name,
const XMLCh *const, / element_qname
const Attributes &attrs)
{
StartElementHelper(element_local_name, attrs,
EdxltokenPhysicalDynamicIndexScan);
m_selector_ids = CDXLOperatorFactory::ExtractConvertValuesToArray(
m_parse_handler_mgr->GetDXLMemoryManager(), attrs, EdxltokenSelectorIds,
EdxltokenPhysicalDynamicIndexScan);
}
/---------------------------------------------------------------------------
/ @function:
/ CParseHandlerDynamicIndexScan::EndElement
/
/ @doc:
/ Invoked by Xerces to process a closing tag
/
/---------------------------------------------------------------------------
void
CParseHandlerDynamicIndexScan::EndElement(const XMLCh *const, / element_uri,
const XMLCh *const element_local_name,
const XMLCh *const / element_qname
)
{
EndElementHelper(element_local_name, EdxltokenPhysicalDynamicIndexScan,
m_selector_ids /*m_selector_ids*/);
}
/ EOF
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