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src/share/system_variable/ob_system_variable_init.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_SHARE_SYSTEM_VARIABLE_OB_SYSTEM_VARIABLE_INIT_
+#define OCEANBASE_SHARE_SYSTEM_VARIABLE_OB_SYSTEM_VARIABLE_INIT_
+#include "share/system_variable/ob_sys_var_class_type.h"
+#include <stdint.h>
+#include "common/object/ob_object.h"
+namespace oceanbase {
+namespace share {
+struct ObSysVarFlag {
+  const static int64_t NONE = 0LL;
+  const static int64_t GLOBAL_SCOPE = 1LL;
+  const static int64_t SESSION_SCOPE = (1LL << 1);
+  const static int64_t READONLY = (1LL << 2);
+  const static int64_t SESSION_READONLY = (1LL << 3);
+  const static int64_t INVISIBLE = (1LL << 4);
+  const static int64_t NULLABLE = (1LL << 5);
+  const static int64_t INFLUENCE_PLAN = (1LL << 6);
+  const static int64_t NEED_SERIALIZE = (1LL << 7);
+  const static int64_t QUERY_SENSITIVE = (1LL << 8);
+  const static int64_t ORACLE_ONLY = (1LL << 9);
+  const static int64_t WITH_CREATE = (1LL << 10);
+  const static int64_t WITH_UPGRADE = (1LL << 11);
+  const static int64_t MYSQL_ONLY = (1LL << 12);
+};
+struct ObSysVarFromJson {
+  ObSysVarClassType id_;
+  common::ObString name_;
+  common::ObObjType data_type_;
+  common::ObString value_;
+  common::ObString min_val_;
+  common::ObString max_val_;
+  common::ObString enum_names_;
+  common::ObString info_;
+  int64_t flags_;
+  common::ObString alias_;
+  common::ObString base_class_;
+  common::ObString on_check_and_convert_func_;
+  common::ObString on_update_func_;
+  common::ObString to_select_obj_func_;
+  common::ObString to_show_str_func_;
+  common::ObString get_meta_type_func_;
+  common::ObString session_special_update_func_;
+
+  ObSysVarFromJson()
+      : id_(SYS_VAR_INVALID),
+        name_(""),
+        data_type_(common::ObNullType),
+        value_(""),
+        min_val_(""),
+        max_val_(""),
+        enum_names_(""),
+        info_(""),
+        flags_(ObSysVarFlag::NONE),
+        alias_(""),
+        base_class_(""),
+        on_check_and_convert_func_(),
+        on_update_func_(),
+        to_select_obj_func_(),
+        to_show_str_func_(),
+        get_meta_type_func_(),
+        session_special_update_func_()
+  {}
+};
+
+class ObSysVariables {
+  public:
+  static int64_t get_all_sys_var_count();
+  static ObSysVarClassType get_sys_var_id(int64_t i);
+  static common::ObString get_name(int64_t i);
+  static common::ObObjType get_type(int64_t i);
+  static common::ObString get_value(int64_t i);
+  static common::ObString get_min(int64_t i);
+  static common::ObString get_max(int64_t i);
+  static common::ObString get_info(int64_t i);
+  static int64_t get_flags(int64_t i);
+  static bool need_serialize(int64_t i);
+  static bool is_oracle_only(int64_t i);
+  static bool is_mysql_only(int64_t i);
+  static common::ObString get_alias(int64_t i);
+  static const common::ObObj& get_default_value(int64_t i);
+  static int64_t get_amount();
+  static int set_value(const char* name, const char* new_value);
+  static int set_value(const common::ObString& name, const common::ObString& new_value);
+  static int init_default_values();
+};
+
+class ObSysVarsToIdxMap {
+  public:
+  static int64_t get_store_idx(int64_t var_id);
+  static bool has_invalid_sys_var_id();
+};
+
+}  // end namespace share
+}  // end namespace oceanbase
+
+#endif /* OCEANBASE_SHARE_SYSTEM_VARIABLE_OB_SYSTEM_VARIABLE_INIT_ */