e537a0c479
Co-authored-by: wjhh2008 <wjh2006-1@163.com> Co-authored-by: GongYusen <986957406@qq.com> Co-authored-by: hy-guo <fqboyg@gmail.com>
71 lines
2.6 KiB
C++
71 lines
2.6 KiB
C++
/**
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* Copyright (c) 2021 OceanBase
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* OceanBase CE is licensed under Mulan PubL v2.
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* You can use this software according to the terms and conditions of the Mulan PubL v2.
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* You may obtain a copy of Mulan PubL v2 at:
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* http://license.coscl.org.cn/MulanPubL-2.0
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PubL v2 for more details.
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*/
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#ifndef OCEANBASE_SQL_ENGINE_EXPR_OB_EXPR_CURRENT_USER_PRIV_
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#define OCEANBASE_SQL_ENGINE_EXPR_OB_EXPR_CURRENT_USER_PRIV_
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#include "sql/engine/expr/ob_expr_operator.h"
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namespace oceanbase
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{
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namespace sql
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{
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class ObExprCurrentUserPriv : public ObFuncExprOperator
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{
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public:
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explicit ObExprCurrentUserPriv(common::ObIAllocator &alloc);
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virtual ~ObExprCurrentUserPriv();
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virtual int calc_result_type0(ObExprResType &type,
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common::ObExprTypeCtx &type_ctx) const;
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static int eval_current_user_priv(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &expr_datum);
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virtual int cg_expr(ObExprCGCtx &op_cg_ctx,
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const ObRawExpr &raw_expr,
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ObExpr &rt_expr) const override;
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private:
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DISALLOW_COPY_AND_ASSIGN(ObExprCurrentUserPriv);
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};
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class ObExprCurrentRole : public ObFuncExprOperator
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{
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public:
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explicit ObExprCurrentRole(common::ObIAllocator &alloc);
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virtual ~ObExprCurrentRole();
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virtual int calc_result_type0(ObExprResType &type,
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common::ObExprTypeCtx &type_ctx) const;
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static int eval_current_role(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &expr_datum);
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virtual int cg_expr(ObExprCGCtx &op_cg_ctx,
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const ObRawExpr &raw_expr,
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ObExpr &rt_expr) const override;
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private:
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DISALLOW_COPY_AND_ASSIGN(ObExprCurrentRole);
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};
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class ObExprIsEnabledRole : public ObFuncExprOperator
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{
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public:
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explicit ObExprIsEnabledRole(common::ObIAllocator &alloc);
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virtual ~ObExprIsEnabledRole();
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virtual int calc_result_type2(ObExprResType &type,
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ObExprResType &type1,
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ObExprResType &type2,
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common::ObExprTypeCtx &type_ctx) const;
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static int eval_is_enabled_role(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &expr_datum);
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virtual int cg_expr(ObExprCGCtx &op_cg_ctx,
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const ObRawExpr &raw_expr,
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ObExpr &rt_expr) const override;
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private:
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DISALLOW_COPY_AND_ASSIGN(ObExprIsEnabledRole);
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};
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}
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}
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#endif /* OCEANBASE_SQL_ENGINE_EXPR_OB_EXPR_CURRENT_USER_PRIV_ */
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