init push

src/sql/engine/basic/ob_monitoring_dump_op.h

@@ -0,0 +1,60 @@
+/**
+ * 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 SRC_SQL_ENGINE_BASIC_OB_MONITORING_DUMP_OP_H_
+#define SRC_SQL_ENGINE_BASIC_OB_MONITORING_DUMP_OP_H_
+
+#include "sql/engine/ob_operator.h"
+#include "share/datum/ob_datum.h"
+
+namespace oceanbase {
+namespace sql {
+
+class ObMonitoringDumpSpec : public ObOpSpec {
+  OB_UNIS_VERSION_V(1);
+
+  public:
+  ObMonitoringDumpSpec(common::ObIAllocator& alloc, const ObPhyOperatorType type);
+
+  INHERIT_TO_STRING_KV("op_spec", ObOpSpec, K_(flags), K_(dst_op_id));
+
+  uint64_t flags_;
+  uint64_t dst_op_id_;
+};
+
+class ObMonitoringDumpOp : public ObOperator {
+  public:
+  ObMonitoringDumpOp(ObExecContext& exec_ctx, const ObOpSpec& spec, ObOpInput* input);
+
+  virtual int inner_open() override;
+  virtual int inner_close() override;
+  virtual int rescan() override;
+  virtual int inner_get_next_row() override;
+  virtual void destroy() override
+  {
+    ObOperator::destroy();
+  }
+
+  private:
+  common::ObDatum op_name_;
+  common::ObDatum tracefile_identifier_;
+  uint64_t open_time_;
+  uint64_t rows_;
+  uint64_t first_row_time_;
+  uint64_t last_row_time_;
+  bool first_row_fetched_;
+};
+
+}  // namespace sql
+}  // namespace oceanbase
+
+#endif /* SRC_SQL_ENGINE_BASIC_OB_MONITORING_DUMP_OP_H_ */