patch 4.0

src/sql/resolver/ddl/ob_drop_udt_resolver.h

@@ -0,0 +1,40 @@
+/**
+ * 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_RESOLVER_DDL_OB_DROP_UDT_RESOLVER_H_
+#define OCEANBASE_SRC_SQL_RESOLVER_DDL_OB_DROP_UDT_RESOLVER_H_
+
+#include "sql/resolver/ddl/ob_ddl_resolver.h"
+#include "share/ob_rpc_struct.h"
+#include "share/schema/ob_schema_struct.h"
+
+namespace oceanbase
+{
+namespace sql
+{
+class ObDropUDTResolver: public ObDDLResolver
+{
+public:
+  explicit ObDropUDTResolver(ObResolverParams &params) : ObDDLResolver(params) {}
+  virtual int resolve(const ParseNode &parse_tree);
+private:
+  int create_udt_arg(obrpc::ObDropUDTArg *&crt_udt_arg);
+private:
+  DISALLOW_COPY_AND_ASSIGN(ObDropUDTResolver);
+};
+
+} // end namespace sql
+} // end namespace oceanbase
+
+
+
+#endif /* OCEANBASE_SRC_SQL_RESOLVER_DDL_OB_DROP_UDT_RESOLVER_H_ */