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implement expr benchmark in mysql mode

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ls0
2021-11-29 14:58:10 +08:00
committed by LINxiansheng
parent f0e34e03f6
commit 7b9fe43335
7 changed files with 159 additions and 1 deletions
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34
src/sql/engine/expr/ob_expr_benchmark.h Normal file
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// Copyright 2010-2016 Alibaba Inc. All Rights Reserved.
// Author:
// peihan.dph@alibaba-inc.com
// Normalizer:
// peihan.dph@alibaba-inc.com
//
// This file defines implementation for benchmark operator
#ifndef OCEANBASE_SQL_ENGINE_EXPR_OB_EXPR_BENCHMARK_
#define OCEANBASE_SQL_ENGINE_EXPR_OB_EXPR_BENCHMARK_
#include "sql/engine/expr/ob_expr_operator.h"
namespace oceanbase {
namespace sql {
class ObExprBenchmark : public ObFuncExprOperator {
public:
explicit ObExprBenchmark(common::ObIAllocator &alloc);
virtual ~ObExprBenchmark(){};
virtual int calc_result_type2(
ObExprResType &type, ObExprResType &type1, ObExprResType &type2, ObExprTypeCtx &type_ctx) const;
virtual int calc_result2(ObObj &res, const ObObj &obj1, const ObObj &obj2, ObExprCtx &expr_ctx) const;
virtual int cg_expr(ObExprCGCtx &expr_cg_ctx, const ObRawExpr &raw_expr, ObExpr &rt_expr) const;
static int eval_benchmark(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &expr_datum);
private:
static int collect_exprs(common::ObIArray<ObExpr *> &exprs, const ObExpr &root_expr, ObEvalCtx &ctx);
static void clear_all_flags(common::ObIArray<ObExpr *> &exprs, ObEvalCtx &ctx);
DISALLOW_COPY_AND_ASSIGN(ObExprBenchmark);
};
} // namespace sql
} // namespace oceanbase
#endif /* OCEANBASE_SQL_ENGINE_EXPR_OB_EXPR_BENCHMARK_ */