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src/sql/engine/expr/ob_expr_spm.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 _OB_EXPR_SPM_H
+#define _OB_EXPR_SPM_H 1
+
+#include "sql/engine/expr/ob_expr_operator.h"
+
+namespace oceanbase {
+namespace sql {
+
+class ObExprSpmLoadPlans : public ObFuncExprOperator {
+  public:
+  explicit ObExprSpmLoadPlans(common::ObIAllocator& alloc);
+  virtual ~ObExprSpmLoadPlans();
+  virtual int calc_result_typeN(
+      ObExprResType& type, ObExprResType* types, int64_t param_num, common::ObExprTypeCtx& type_ctx) const;
+  virtual int calc_resultN(
+      common::ObObj& result, const common::ObObj* objs, int64_t param_num, common::ObExprCtx& expr_ctx) const;
+
+  private:
+  DISALLOW_COPY_AND_ASSIGN(ObExprSpmLoadPlans);
+};
+
+class ObExprSpmAlterBaseline : public ObFuncExprOperator {
+  public:
+  explicit ObExprSpmAlterBaseline(common::ObIAllocator& alloc);
+  virtual ~ObExprSpmAlterBaseline();
+  virtual int calc_resultN(
+      common::ObObj& result, const common::ObObj* objs, int64_t param_num, common::ObExprCtx& expr_ctx) const;
+  virtual int calc_result_typeN(
+      ObExprResType& type, ObExprResType* types, int64_t param_num, common::ObExprTypeCtx& type_ctx) const;
+
+  private:
+  DISALLOW_COPY_AND_ASSIGN(ObExprSpmAlterBaseline);
+};
+
+class ObExprSpmDropBaseline : public ObFuncExprOperator {
+  public:
+  explicit ObExprSpmDropBaseline(common::ObIAllocator& alloc);
+  virtual ~ObExprSpmDropBaseline();
+  int calc_result2(
+      common::ObObj& result, const common::ObObj& obj1, const common::ObObj& obj2, common::ObExprCtx& expr_ctx) const;
+  int calc_result_type2(
+      ObExprResType& type, ObExprResType& type1, ObExprResType& type2, common::ObExprTypeCtx& type_ctx) const;
+
+  private:
+  DISALLOW_COPY_AND_ASSIGN(ObExprSpmDropBaseline);
+};
+
+}  // namespace sql
+}  // namespace oceanbase
+
+#endif /* _OB_EXPR_SPM_H */