Files
oceanbase/src/sql/engine/set/ob_hash_intersect_op.h
gm 4a92b6d7df reformat source code
according to code styles, 'AccessModifierOffset' should be -2.
2021-06-17 10:40:36 +08:00

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/**
* Copyright (c) 2021 OceanBase
* OceanBase CE is licensed under Mulan PubL v2.
* You can use this software according to the terms and conditions of the Mulan PubL v2.
* You may obtain a copy of Mulan PubL v2 at:
* http://license.coscl.org.cn/MulanPubL-2.0
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PubL v2 for more details.
*/
#ifndef OCEANBASE_BASIC_OB_SET_OB_HASH_INTERSECT_OP_H_
#define OCEANBASE_BASIC_OB_SET_OB_HASH_INTERSECT_OP_H_
#include "sql/engine/set/ob_hash_set_op.h"
namespace oceanbase {
namespace sql {
class ObHashIntersectSpec : public ObHashSetSpec {
OB_UNIS_VERSION_V(1);
public:
ObHashIntersectSpec(common::ObIAllocator& alloc, const ObPhyOperatorType type);
};
class ObHashIntersectOp : public ObHashSetOp {
public:
ObHashIntersectOp(ObExecContext& exec_ctx, const ObOpSpec& spec, ObOpInput* input);
~ObHashIntersectOp()
{}
virtual int inner_open() override;
virtual int inner_get_next_row() override;
virtual int inner_close() override;
virtual int rescan() override;
virtual void destroy() override;
private:
int build_hash_table_by_part();
};
} // end namespace sql
} // end namespace oceanbase
#endif // OCEANBASE_BASIC_OB_SET_OB_HASH_INTERSECT_OP_H_