greenplumn CParseHandlerMDArrayCoerceCast 代码
文件路径：/src/backend/gporca/libnaucrates/include/naucrates/dxl/parser/CParseHandlerMDArrayCoerceCast.h
/---------------------------------------------------------------------------
/ Greenplum Database
/ Copyright (C) 2017 VMware, Inc. or its affiliates.
/
/ @filename:
/ CParseHandlerMDArrayCoerceCast.h
/
/ @doc:
/ SAX parse handler class for GPDB array coerce cast metadata
/---------------------------------------------------------------------------
#ifndef GPDXL_CParseHandlerMDArrayCoerceCast_H
#define GPDXL_CParseHandlerMDArrayCoerceCast_H
#include "gpos/base.h"
#include "naucrates/dxl/parser/CParseHandlerMetadataObject.h"
#include "naucrates/md/CMDFunctionGPDB.h"
namespace gpdxl
{
using namespace gpos;
using namespace gpmd;
XERCES_CPP_NAMESPACE_USE
/ parse handler for GPDB array coerce cast function metadata
class CParseHandlerMDArrayCoerceCast : public CParseHandlerMetadataObject
{
private:
/ 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:
CParseHandlerMDArrayCoerceCast(const CParseHandlerMDArrayCoerceCast &) =
delete;
/ ctor
CParseHandlerMDArrayCoerceCast(CMemoryPool *mp,
CParseHandlerManager *parse_handler_mgr,
CParseHandlerBase *parse_handler_root);
};
} / namespace gpdxl
#endif / !GPDXL_CParseHandlerMDArrayCoerceCast_H
/ EOF
相关信息
相关文章
greenplumn CParseHandlerAgg 源码
greenplumn CParseHandlerAppend 源码
greenplumn CParseHandlerArray 源码
greenplumn CParseHandlerAssert 源码
greenplumn CParseHandlerBase 源码
greenplumn CParseHandlerBroadcastMotion 源码
greenplumn CParseHandlerCTEConfig 源码
greenplumn CParseHandlerCTEList 源码