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src/sql/engine/expr/ob_expr_stmt_id.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 OBDEV_SRC_SQL_ENGINE_EXPR_OB_EXPR_STMT_ID_H_
+#define OBDEV_SRC_SQL_ENGINE_EXPR_OB_EXPR_STMT_ID_H_
+
+#include "sql/engine/expr/ob_expr_operator.h"
+
+namespace oceanbase {
+namespace sql {
+class ObExprStmtId : public ObFuncExprOperator {
+  public:
+  explicit ObExprStmtId(common::ObIAllocator& alloc);
+  virtual ~ObExprStmtId()
+  {}
+
+  virtual int calc_result_type0(ObExprResType& type, common::ObExprTypeCtx& type_ctx) const;
+  virtual int calc_result0(common::ObObj& result, common::ObExprCtx& expr_ctx) const;
+
+  private:
+  DISALLOW_COPY_AND_ASSIGN(ObExprStmtId);
+};
+}  // end namespace sql
+}  // end namespace oceanbase
+#endif /* OBDEV_SRC_SQL_ENGINE_EXPR_OB_EXPR_STMT_ID_H_ */