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* MSan added with fixes for libc++ * libc++ sepatare build * add libc++ to ci * libstdc++ in CI * libcpp and msan to external projects * std::sqrt * awful_hack(ci): install whole llvm instead of libc++ in terrible way for test containers * Adding ddeb packages for teststages and repos * libc++ more for test container * save some money on debug * colored coredumps * revert ci * chore(ci): collect asan ubsan and libc++ build with mtr and regression status ignored
115 lines
3.6 KiB
C++
115 lines
3.6 KiB
C++
/* Copyright (C) 2014 InfiniDB, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; version 2 of
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the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA. */
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/****************************************************************************
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* $Id: funcexp.h 3495 2013-01-21 14:09:51Z rdempsey $
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*
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*
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****************************************************************************/
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/** @file */
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#pragma once
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#include <string>
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#include <vector>
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#include <unordered.h>
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#include <boost/thread/mutex.hpp>
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#include "rowgroup.h"
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#include "returnedcolumn.h"
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#include "parsetree.h"
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namespace execplan
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{
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class FunctionColumn;
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class ArithmeticColumn;
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} // namespace execplan
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namespace funcexp
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{
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class Func;
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typedef std::tr1::unordered_map<std::string, Func*> FuncMap;
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/** @brief FuncExp is a component for evaluate function and expression filters
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*/
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class FuncExp
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{
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public:
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/** Singleton pattern */
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static FuncExp* instance();
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/********************************************************************
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* Row based evaluation APIs
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********************************************************************/
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/** @brief evaluate a filter stack on row. used for F&E on the where clause
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*
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* @param row input row that contains all the columns in the filter stack
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* @param filters parsetree of filters to evaluate
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* @return boolean of whether or not the row passed evaluation
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*/
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inline bool evaluate(rowgroup::Row& row, execplan::ParseTree* filters);
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/** @brief evaluate a filter stack on rowgroup
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*
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* @param row input rowgroup that contains all the columns in the filter stack
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* @param filters parse tree of filters to evaluate. The failed rows are removed from the rowgroup
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*/
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inline void evaluate(rowgroup::RowGroup& rowgroup, execplan::ParseTree* filters);
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/** @brief evaluate a F&E column on row. used for F&E on the select and group by clause
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*
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* @param row input row that contains all the columns in all the expressions
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* @param expressions vector of F&Es that needs evaluation. The results are filled on the row.
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*/
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void evaluate(rowgroup::Row& row, std::vector<execplan::SRCP>& expressions);
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/** @brief evaluate a F&E column on rowgroup. used for F&E on the select and group by clause
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*
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* @param row input rowgroup that contains all the columns in all the expressions
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* @param expressions vector of F&Es that needs evaluation. The results are filled on each row.
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*/
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inline void evaluate(rowgroup::RowGroup& rowgroup, std::vector<execplan::SRCP>& expressions);
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/** @brief get functor from functor map
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*
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* @param funcName function name
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* @return functor pointer. If non-support function, return NULL
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*/
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Func* getFunctor(std::string& funcName);
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private:
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static FuncExp* fInstance;
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static boost::mutex fInstanceMutex;
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FuncMap fFuncMap;
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FuncExp();
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};
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inline bool FuncExp::evaluate(rowgroup::Row& row, execplan::ParseTree* filters)
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{
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bool isNull = false;
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return (filters->getBoolVal(row, isNull));
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}
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// inline void FuncExp::evaluate(rowgroup::RowGroup& /*rowgroup*/, execplan::ParseTree* /*filters*/)
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// {
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// }
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} // namespace funcexp
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