48 lines
1.4 KiB
C++
48 lines
1.4 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_HASH_INTERSECT_OP_H_
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#define OCEANBASE_BASIC_OB_SET_OB_HASH_INTERSECT_OP_H_
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#include "sql/engine/set/ob_hash_set_op.h"
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namespace oceanbase {
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namespace sql {
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class ObHashIntersectSpec : public ObHashSetSpec {
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OB_UNIS_VERSION_V(1);
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public:
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ObHashIntersectSpec(common::ObIAllocator& alloc, const ObPhyOperatorType type);
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};
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class ObHashIntersectOp : public ObHashSetOp {
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public:
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ObHashIntersectOp(ObExecContext& exec_ctx, const ObOpSpec& spec, ObOpInput* input);
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~ObHashIntersectOp()
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{}
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virtual int inner_open() override;
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virtual int inner_get_next_row() override;
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virtual int inner_close() override;
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virtual int rescan() override;
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virtual void destroy() override;
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private:
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int build_hash_table_by_part();
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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_HASH_INTERSECT_OP_H_
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