patch 4.0

src/sql/engine/cmd/ob_routine_executor.h

@@ -0,0 +1,93 @@
+/**
+ * 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_SRC_SQL_ENGINE_CMD_OB_PROCEDURE_EXECUTOR_H_
+#define OCEANBASE_SRC_SQL_ENGINE_CMD_OB_PROCEDURE_EXECUTOR_H_
+
+#include "lib/container/ob_vector.h"
+#include "lib/container/ob_iarray.h"
+#include "sql/parser/parse_node.h"
+#include "sql/resolver/ob_stmt_type.h"
+
+#define DEF_SIMPLE_EXECUTOR(name)                          \
+  class name##Executor                                     \
+  {                                                        \
+  public:                                                  \
+    name##Executor() {}                                    \
+    virtual ~name##Executor() {}                           \
+    int execute(ObExecContext &ctx, name##Stmt &stmt);     \
+  private:                                                 \
+    DISALLOW_COPY_AND_ASSIGN(name##Executor);              \
+  }
+
+namespace oceanbase
+{
+namespace common
+{
+class ObField;
+class ObObjParam;
+}
+namespace share
+{
+namespace schema
+{
+class ObRoutineInfo;
+class ObRoutineParam;
+}
+}
+namespace sql
+{
+class ObExecContext;
+class ObCreateRoutineStmt;
+class ObAlterRoutineStmt;
+class ObDropRoutineStmt;
+class ObCallProcedureStmt;
+class ObAnonymousBlockStmt;
+class ObRawExpr;
+
+//参考alter system定义
+DEF_SIMPLE_EXECUTOR(ObCreateRoutine);
+DEF_SIMPLE_EXECUTOR(ObDropRoutine);
+DEF_SIMPLE_EXECUTOR(ObAlterRoutine);
+
+class ObCallProcedureExecutor
+{
+public:
+  ObCallProcedureExecutor() {}
+  virtual ~ObCallProcedureExecutor() {}
+  int execute(ObExecContext &ctx, ObCallProcedureStmt &stmt);
+
+private:
+  DISALLOW_COPY_AND_ASSIGN(ObCallProcedureExecutor);
+};
+  
+class ObAnonymousBlockExecutor
+{
+public:
+  ObAnonymousBlockExecutor() {}
+  virtual ~ObAnonymousBlockExecutor() {}
+
+  int execute(ObExecContext &ctx, ObAnonymousBlockStmt &stmt);
+  int fill_field_with_udt_id(
+    ObExecContext &ctx, uint64_t udt_id, common::ObField &field);
+
+private:
+  DISALLOW_COPY_AND_ASSIGN(ObAnonymousBlockExecutor);
+};
+
+
+}//namespace sql
+}//namespace oceanbase
+
+
+
+#endif /* OCEANBASE_SRC_SQL_ENGINE_CMD_OB_PROCEDURE_EXECUTOR_H_ */