53 lines
1.5 KiB
C++
53 lines
1.5 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_BASIC_OB_SET_OB_SET_OP_H_
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#define OCEANBASE_BASIC_OB_SET_OB_SET_OP_H_
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#include "sql/engine/ob_operator.h"
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#include "sql/engine/sort/ob_sort_basic_info.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 ObSetSpec : public ObOpSpec
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{
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OB_UNIS_VERSION_V(1);
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public:
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ObSetSpec(common::ObIAllocator &alloc, const ObPhyOperatorType type);
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INHERIT_TO_STRING_KV("op_spec", ObOpSpec, K_(is_distinct), K_(sort_collations));
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bool is_distinct_;
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ExprFixedArray set_exprs_;
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ObSortCollations sort_collations_;
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ObSortFuncs sort_cmp_funs_;
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};
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/**
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* MergeSet和HashSet没有什么公用部分，所以这里暂不弄一个ObSetOp
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**/
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// class ObSetOp : public ObOperator
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// {
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// public:
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// ObSetOp(ObExecContext &exec_ctx, const ObOpSpec &spec, ObOpInput *input)
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// : ObOperator(exec_ctx, spec, input)
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// {}
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// virtual ~ObSetOp() = 0;
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// };
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} // end namespace sql
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} // end namespace oceanbase
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#endif // OCEANBASE_BASIC_OB_SET_OB_SET_OP_H_
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