greenplumn CParseHandlerIndexOnlyScan 源码
greenplumn CParseHandlerIndexOnlyScan 代码
文件路径：/src/backend/gporca/libnaucrates/src/parser/CParseHandlerIndexOnlyScan.cpp
//---------------------------------------------------------------------------
// Greenplum Database
// Copyright (C) 2012 EMC Corp.
//
// @filename:
// CParseHandlerIndexOnlyScan.cpp
//
// @doc:
// Implementation of the SAX parse handler class for the index only scan operator
//
// @owner:
//
//
// @test:
//
//---------------------------------------------------------------------------
#include "naucrates/dxl/parser/CParseHandlerIndexOnlyScan.h"
using namespace gpdxl;
XERCES_CPP_NAMESPACE_USE
//---------------------------------------------------------------------------
// @function:
// CParseHandlerIndexOnlyScan::CParseHandlerIndexOnlyScan
//
// @doc:
// Ctor
//
//---------------------------------------------------------------------------
CParseHandlerIndexOnlyScan::CParseHandlerIndexOnlyScan(
CMemoryPool *mp, CParseHandlerManager *parse_handler_mgr,
CParseHandlerBase *parse_handler_root)
: CParseHandlerIndexScan(mp, parse_handler_mgr, parse_handler_root)
{
}
//---------------------------------------------------------------------------
// @function:
// CParseHandlerIndexOnlyScan::StartElement
//
// @doc:
// Invoked by Xerces to process an opening tag
//
//---------------------------------------------------------------------------
void
CParseHandlerIndexOnlyScan::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,
EdxltokenPhysicalIndexOnlyScan);
}
//---------------------------------------------------------------------------
// @function:
// CParseHandlerIndexOnlyScan::EndElement
//
// @doc:
// Invoked by Xerces to process a closing tag
//
//---------------------------------------------------------------------------
void
CParseHandlerIndexOnlyScan::EndElement(const XMLCh *const, // element_uri,
const XMLCh *const element_local_name,
const XMLCh *const // element_qname
)
{
EndElementHelper(element_local_name, EdxltokenPhysicalIndexOnlyScan,
nullptr);
}
// EOF
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