101 lines
4.1 KiB
C++
101 lines
4.1 KiB
C++
/**
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* Copyright (c) 2021 OceanBase
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* OceanBase CE is licensed under Mulan PubL v2.
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* You can use this software according to the terms and conditions of the Mulan PubL v2.
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* You may obtain a copy of Mulan PubL v2 at:
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* http://license.coscl.org.cn/MulanPubL-2.0
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PubL v2 for more details.
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*/
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#ifndef OCEANBASE_SHARE_SYSTEM_VARIABLE_OB_SYSTEM_VARIABLE_INIT_
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#define OCEANBASE_SHARE_SYSTEM_VARIABLE_OB_SYSTEM_VARIABLE_INIT_
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#include "share/system_variable/ob_sys_var_class_type.h"
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#include <stdint.h>
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#include "common/object/ob_object.h"
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namespace oceanbase
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{
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namespace share
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{
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// ObSysVarFlag的值不可随意增删改, 有任何增删改要同时同步到sql/session/gen_ob_sys_variables.py的flag_value_dict变量中
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struct ObSysVarFlag
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{
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const static int64_t NONE = 0LL;
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const static int64_t GLOBAL_SCOPE = 1LL;
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const static int64_t SESSION_SCOPE = (1LL << 1);
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const static int64_t READONLY = (1LL << 2);
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const static int64_t SESSION_READONLY = (1LL << 3);
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const static int64_t INVISIBLE = (1LL << 4);
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const static int64_t NULLABLE = (1LL << 5);
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const static int64_t INFLUENCE_PLAN = (1LL << 6);
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const static int64_t NEED_SERIALIZE = (1LL << 7);
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const static int64_t QUERY_SENSITIVE = (1LL << 8);
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const static int64_t ORACLE_ONLY = (1LL << 9);
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const static int64_t WITH_CREATE = (1LL << 10);
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const static int64_t WITH_UPGRADE = (1LL << 11);
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const static int64_t MYSQL_ONLY = (1LL << 12);
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};
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struct ObSysVarFromJson{
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ObSysVarClassType id_;
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common::ObString name_;
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common::ObObjType data_type_;
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common::ObString default_value_; // used for init tenant
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common::ObString base_value_; // used for session sync
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common::ObString min_val_;
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common::ObString max_val_;
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common::ObString enum_names_;
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common::ObString info_;
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int64_t flags_;
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common::ObString alias_;
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common::ObString base_class_;
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common::ObString on_check_and_convert_func_;
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common::ObString on_update_func_;
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common::ObString to_select_obj_func_;
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common::ObString to_show_str_func_;
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common::ObString get_meta_type_func_;
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common::ObString session_special_update_func_;
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ObSysVarFromJson():id_(SYS_VAR_INVALID), name_(""), data_type_(common::ObNullType), default_value_(""), base_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_() {}
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};
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class ObSysVariables
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{
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public:
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static int64_t get_all_sys_var_count();
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static ObSysVarClassType get_sys_var_id(int64_t i);
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static common::ObString get_name(int64_t i);
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static common::ObObjType get_type(int64_t i);
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static common::ObString get_value(int64_t i);
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static common::ObString get_base_str_value(int64_t i);
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static common::ObString get_min(int64_t i);
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static common::ObString get_max(int64_t i);
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static common::ObString get_info(int64_t i);
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static int64_t get_flags(int64_t i);
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static bool need_serialize(int64_t i);
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static bool is_oracle_only(int64_t i);
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static bool is_mysql_only(int64_t i);
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static common::ObString get_alias(int64_t i);
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static const common::ObObj &get_default_value(int64_t i);
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static const common::ObObj &get_base_value(int64_t i);
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static int64_t get_amount();
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static int set_value(const char *name, const char * new_value);
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static int set_value(const common::ObString &name, const common::ObString &new_value);
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static int set_base_value(const char *name, const char * new_value);
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static int set_base_value(const common::ObString &name, const common::ObString &new_value);
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static int init_default_values();
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};
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class ObSysVarsToIdxMap
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{
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public:
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static int64_t get_store_idx(int64_t var_id);
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static bool has_invalid_sys_var_id();
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};
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} // end namespace share
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} // end namespace oceanbase
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#endif /* OCEANBASE_SHARE_SYSTEM_VARIABLE_OB_SYSTEM_VARIABLE_INIT_ */
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