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src/sql/engine/aggregate/ob_distinct_op.cpp

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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.
+ */
+
+#define USING_LOG_PREFIX SQL_ENG
+
+#include "sql/engine/aggregate/ob_distinct_op.h"
+#include "sql/session/ob_sql_session_info.h"
+#include "sql/engine/px/ob_px_util.h"
+#include "sql/engine/ob_physical_plan.h"
+#include "sql/engine/ob_exec_context.h"
+
+namespace oceanbase {
+using namespace common;
+namespace sql {
+
+ObDistinctSpec::ObDistinctSpec(ObIAllocator& alloc, const ObPhyOperatorType type)
+    : ObOpSpec(alloc, type), distinct_exprs_(), cmp_funcs_(alloc), is_block_mode_(false)
+{}
+
+OB_SERIALIZE_MEMBER((ObDistinctSpec, ObOpSpec), distinct_exprs_, cmp_funcs_, is_block_mode_);
+
+}  // end namespace sql
+}  // end namespace oceanbase