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src/sql/resolver/ddl/ob_explain_stmt.h

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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_SQL_RESOLVER_DML_EXPLAIN_STMT_
+#define OCEANBASE_SQL_RESOLVER_DML_EXPLAIN_STMT_
+
+#include "sql/resolver/dml/ob_dml_stmt.h"
+#include "share/ob_define.h"
+
+namespace oceanbase {
+namespace sql {
+class ObExplainStmt : public ObDMLStmt {
+  public:
+  ObExplainStmt();
+  virtual ~ObExplainStmt();
+  void set_explain_format(ExplainType format)
+  {
+    format_ = format;
+  }
+  // void set_verbose(bool verbose);
+  // bool is_verbose() const;
+  ExplainType get_explain_type() const
+  {
+    return format_;
+  }
+  ObDMLStmt* get_explain_query_stmt() const
+  {
+    return explain_query_stmt_;
+  }
+  void set_explain_query_stmt(ObDMLStmt* stmt)
+  {
+    explain_query_stmt_ = stmt;
+  }
+  bool is_select_explain() const;
+  bool is_dml_explain() const;
+  virtual bool is_affect_found_rows() const
+  {
+    return is_select_explain();
+  }
+
+  DECLARE_VIRTUAL_TO_STRING;
+
+  private:
+  // bool  verbose_;
+  ExplainType format_;
+  ObDMLStmt* explain_query_stmt_;
+  DISALLOW_COPY_AND_ASSIGN(ObExplainStmt);
+};
+
+}  // namespace sql
+}  // namespace oceanbase
+
+#endif  // OCEANBASE_SQL_RESOLVER_DML_EXPLAIN_STMT_