Ambari數據庫重要表結構

1、hosts（主機表）

CREATE TABLE `hosts` (
  `host_id` bigint(20) NOT NULL, -- 主機ID
  `host_name` varchar(255) NOT NULL, -- 主機名稱
  `cpu_count` int(11) NOT NULL,-- cpu數量
  `cpu_info` varchar(255) NOT NULL,-- cpu信息
  `discovery_status` varchar(2000) NOT NULL,
  `host_attributes` longtext NOT NULL,-- 主機屬性
  `ipv4` varchar(255) DEFAULT NULL,-- 地址
  `ipv6` varchar(255) DEFAULT NULL,-- 地址
  `last_registration_time` bigint(20) NOT NULL,-- 最後登記時間
  `os_arch` varchar(255) NOT NULL,-- 操作系統架構
  `os_info` varchar(1000) NOT NULL,
  `os_type` varchar(255) NOT NULL,-- 操作系統類型
  `ph_cpu_count` int(11) DEFAULT NULL,
  `public_host_name` varchar(255) DEFAULT NULL,-- 主機名
  `rack_info` varchar(255) NOT NULL,-- 機架信息
  `total_mem` bigint(20) NOT NULL,-- 總內存
  PRIMARY KEY (`host_id`),-- 主鍵host_id
  UNIQUE KEY `UQ_hosts_host_name` (`host_name`)-- 唯一索引host_id
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

2、hoststate（主機狀態表）

CREATE TABLE `hoststate` (
  `agent_version` varchar(255) NOT NULL,-- agent版本
  `available_mem` bigint(20) NOT NULL,-- 可用內存
  `current_state` varchar(255) NOT NULL,-- 當前狀態
  `health_status` varchar(255) DEFAULT NULL,-- 健康狀態
  `host_id` bigint(20) NOT NULL,-- 主機id
  `time_in_state` bigint(20) NOT NULL,
  `maintenance_state` varchar(512) DEFAULT NULL,-- 維護模式狀態
  PRIMARY KEY (`host_id`),
  CONSTRAINT `FK_hoststate_host_id` FOREIGN KEY (`host_id`) REFERENCES `hosts` (`host_id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

3、hostcomponentstate（主機組件狀態表）

CREATE TABLE `hostcomponentstate` (-- 主機組件狀態表
  `id` bigint(20) NOT NULL,-- 組件id
  `cluster_id` bigint(20) NOT NULL,-- 集羣id
  `component_name` varchar(100) NOT NULL,-- 組件名稱
  `version` varchar(32) NOT NULL DEFAULT 'UNKNOWN',-- 版本
  `current_state` varchar(255) NOT NULL,-- 目前狀態
  `last_live_state` varchar(255) NOT NULL DEFAULT 'UNKNOWN',-- 上一次活躍狀態
  `host_id` bigint(20) NOT NULL,-- 主機id（在集羣）
  `service_name` varchar(100) NOT NULL,-- 組件對應服務名稱
  `upgrade_state` varchar(32) NOT NULL DEFAULT 'NONE',-- 升級狀態
  PRIMARY KEY (`id`),
  KEY `hstcomponentstatecomponentname` (`component_name`,`service_name`,`cluster_id`),
  KEY `idx_host_component_state` (`host_id`,`component_name`,`service_name`,`cluster_id`),
  CONSTRAINT `FK_hostcomponentstate_host_id` FOREIGN KEY (`host_id`) REFERENCES `hosts` (`host_id`),
  CONSTRAINT `hstcomponentstatecomponentname` FOREIGN KEY (`component_name`, `service_name`, `cluster_id`) REFERENCES `servicecomponentdesiredstate` (`component_name`, `service_name`, `cluster_id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

4、hostcomponentdesiredstate（主機組件預期狀態表）

CREATE TABLE `hostcomponentdesiredstate` ( -- 主機組件預期狀態表
  `id` bigint(20) NOT NULL,-- 組件id
  `cluster_id` bigint(20) NOT NULL,-- 集羣id
  `component_name` varchar(100) NOT NULL,-- 組件名稱
  `desired_state` varchar(255) NOT NULL,-- 組件預期狀態
  `host_id` bigint(20) NOT NULL,-- 主機id
  `service_name` varchar(100) NOT NULL,-- 組件對應服務名稱
  `admin_state` varchar(32) DEFAULT NULL,-- admin 狀態
  `maintenance_state` varchar(32) NOT NULL DEFAULT 'ACTIVE',-- 維護模式狀態（是否開啓）
  `blueprint_provisioning_state` varchar(255) DEFAULT 'NONE',-- 藍圖配置狀態
  `restart_required` tinyint(1) NOT NULL DEFAULT '0',
  PRIMARY KEY (`id`),
  UNIQUE KEY `UQ_hcdesiredstate_name` (`component_name`,`service_name`,`host_id`,`cluster_id`),
  KEY `FK_hcdesiredstate_host_id` (`host_id`),
  KEY `hstcmpnntdesiredstatecmpnntnme` (`component_name`,`service_name`,`cluster_id`),
  CONSTRAINT `FK_hcdesiredstate_host_id` FOREIGN KEY (`host_id`) REFERENCES `hosts` (`host_id`),
  CONSTRAINT `hstcmpnntdesiredstatecmpnntnme` FOREIGN KEY (`component_name`, `service_name`, `cluster_id`) REFERENCES `servicecomponentdesiredstate` (`component_name`, `service_name`, `cluster_id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

5、servicecomponent_version（服務組件狀態表）

CREATE TABLE `servicecomponent_version` (
  `id` bigint(20) NOT NULL,-- 
  `component_id` bigint(20) NOT NULL,-- 對應servicecomponentdesiredstate表的id字段
  `repo_version_id` bigint(20) NOT NULL,-- 對應repo_version的repo_version_id字段
  `state` varchar(32) NOT NULL,
  `user_name` varchar(255) NOT NULL,
  PRIMARY KEY (`id`),
  KEY `FK_scv_component_id` (`component_id`),
  KEY `FK_scv_repo_version_id` (`repo_version_id`),
  CONSTRAINT `FK_scv_component_id` FOREIGN KEY (`component_id`) REFERENCES `servicecomponentdesiredstate` (`id`),
  CONSTRAINT `FK_scv_repo_version_id` FOREIGN KEY (`repo_version_id`) REFERENCES `repo_version` (`repo_version_id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

6、servicecomponentdesiredstate（服務組件預期狀態表）

CREATE TABLE `servicecomponentdesiredstate` (
  `id` bigint(20) NOT NULL,
  `component_name` varchar(100) NOT NULL,
  `cluster_id` bigint(20) NOT NULL,
  `desired_repo_version_id` bigint(20) NOT NULL,
  `desired_state` varchar(255) NOT NULL,
  `service_name` varchar(100) NOT NULL,
  `recovery_enabled` smallint(6) NOT NULL DEFAULT '0',
  `repo_state` varchar(255) NOT NULL DEFAULT 'NOT_REQUIRED',
  PRIMARY KEY (`id`),
  UNIQUE KEY `UQ_scdesiredstate_name` (`component_name`,`service_name`,`cluster_id`),
  KEY `FK_scds_desired_repo_id` (`desired_repo_version_id`),
  KEY `srvccmponentdesiredstatesrvcnm` (`service_name`,`cluster_id`),
  CONSTRAINT `FK_scds_desired_repo_id` FOREIGN KEY (`desired_repo_version_id`) REFERENCES `repo_version` (`repo_version_id`),
  CONSTRAINT `srvccmponentdesiredstatesrvcnm` FOREIGN KEY (`service_name`, `cluster_id`) REFERENCES `clusterservices` (`service_name`, `cluster_id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

7、cluster（集羣表）

CREATE TABLE `clusters` (
  `cluster_id` bigint(20) NOT NULL,-- 集羣id
  `resource_id` bigint(20) NOT NULL,-- 資源id
  `upgrade_id` bigint(20) DEFAULT NULL,
  `cluster_info` varchar(255) NOT NULL,
  `cluster_name` varchar(100) NOT NULL,-- 集羣名稱
  `provisioning_state` varchar(255) NOT NULL DEFAULT 'INIT',-- 配置狀態
  `security_type` varchar(32) NOT NULL DEFAULT 'NONE',-- 安全策略類型
  `desired_cluster_state` varchar(255) NOT NULL,-- 預期集羣狀態
  `desired_stack_id` bigint(20) NOT NULL,-- 預期庫id
  PRIMARY KEY (`cluster_id`),
  UNIQUE KEY `cluster_name` (`cluster_name`),
  KEY `FK_clusters_desired_stack_id` (`desired_stack_id`),
  KEY `FK_clusters_resource_id` (`resource_id`),
  KEY `FK_clusters_upgrade_id` (`upgrade_id`),
  CONSTRAINT `FK_clusters_desired_stack_id` FOREIGN KEY (`desired_stack_id`) REFERENCES `stack` (`stack_id`),
  CONSTRAINT `FK_clusters_resource_id` FOREIGN KEY (`resource_id`) REFERENCES `adminresource` (`resource_id`),
  CONSTRAINT `FK_clusters_upgrade_id` FOREIGN KEY (`upgrade_id`) REFERENCES `upgrade` (`upgrade_id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

8、upgrade（升級表）

CREATE TABLE `upgrade` (
  `upgrade_id` bigint(20) NOT NULL,
  `cluster_id` bigint(20) NOT NULL,
  `request_id` bigint(20) NOT NULL,
  `direction` varchar(255) NOT NULL DEFAULT 'UPGRADE',
  `orchestration` varchar(255) NOT NULL DEFAULT 'STANDARD',
  `upgrade_package` varchar(255) NOT NULL,
  `upgrade_type` varchar(32) NOT NULL,
  `repo_version_id` bigint(20) NOT NULL,
  `skip_failures` tinyint(1) NOT NULL DEFAULT '0',
  `skip_sc_failures` tinyint(1) NOT NULL DEFAULT '0',
  `downgrade_allowed` tinyint(1) NOT NULL DEFAULT '1',
  `revert_allowed` tinyint(1) NOT NULL DEFAULT '0',
  `suspended` tinyint(1) NOT NULL DEFAULT '0',
  PRIMARY KEY (`upgrade_id`),
  KEY `cluster_id` (`cluster_id`),
  KEY `request_id` (`request_id`),
  KEY `repo_version_id` (`repo_version_id`),
  CONSTRAINT `upgrade_ibfk_1` FOREIGN KEY (`cluster_id`) REFERENCES `clusters` (`cluster_id`),
  CONSTRAINT `upgrade_ibfk_2` FOREIGN KEY (`request_id`) REFERENCES `request` (`request_id`),
  CONSTRAINT `upgrade_ibfk_3` FOREIGN KEY (`repo_version_id`) REFERENCES `repo_version` (`repo_version_id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

9、clusterservices（集羣服務表）

CREATE TABLE `clusterservices` (
  `service_name` varchar(255) NOT NULL,-- 服務名稱
  `cluster_id` bigint(20) NOT NULL,-- 集羣id
  `service_enabled` int(11) NOT NULL,-- 服務開啓狀態
  PRIMARY KEY (`service_name`,`cluster_id`),
  KEY `FK_clusterservices_cluster_id` (`cluster_id`),
  CONSTRAINT `FK_clusterservices_cluster_id` FOREIGN KEY (`cluster_id`) REFERENCES `clusters` (`cluster_id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

10、permission_roleauthorization（權限與授權關係表）

CREATE TABLE `permission_roleauthorization` (
  `permission_id` bigint(20) NOT NULL,-- 驗證權限id
  `authorization_id` varchar(100) NOT NULL,-- 授權id
  PRIMARY KEY (`permission_id`,`authorization_id`),
  KEY `FK_permission_roleauth_aid` (`authorization_id`),
  CONSTRAINT `FK_permission_roleauth_aid` FOREIGN KEY (`authorization_id`) REFERENCES `roleauthorization` (`authorization_id`),
  CONSTRAINT `FK_permission_roleauth_pid` FOREIGN KEY (`permission_id`) REFERENCES `adminpermission` (`permission_id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

11、repo_definition（repo庫定義表）

CREATE TABLE `repo_definition` (
  `id` bigint(20) NOT NULL,
  `repo_os_id` bigint(20) DEFAULT NULL,-- repo庫操作系統id
  `repo_name` varchar(255) NOT NULL,-- repo庫名稱
  `repo_id` varchar(255) NOT NULL,-- repo庫id，HDP-3.1/HDP-3.1-GPL/HDP-UTILS-1.1.0.22
  `base_url` mediumtext NOT NULL,-- base_url地址
  `distribution` mediumtext,
  `components` mediumtext,
  `unique_repo` tinyint(1) DEFAULT '1',-- 唯一庫
  `mirrors` mediumtext,
  PRIMARY KEY (`id`),
  KEY `FK_repo_definition_repo_os_id` (`repo_os_id`),
  CONSTRAINT `FK_repo_definition_repo_os_id` FOREIGN KEY (`repo_os_id`) REFERENCES `repo_os` (`id`)-- repo_os_id字段爲repo_os表的外鍵，對應repo_os表的id
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

12、repo_version（repo版本表）

CREATE TABLE `repo_version` (
  `repo_version_id` bigint(20) NOT NULL,
  `stack_id` bigint(20) NOT NULL,
  `version` varchar(255) NOT NULL,
  `display_name` varchar(128) NOT NULL,
  `repo_type` varchar(255) NOT NULL DEFAULT 'STANDARD',
  `hidden` smallint(6) NOT NULL DEFAULT '0',
  `resolved` tinyint(1) NOT NULL DEFAULT '0',
  `legacy` tinyint(1) NOT NULL DEFAULT '0',
  `version_url` varchar(1024) DEFAULT NULL,
  `version_xml` mediumtext,
  `version_xsd` varchar(512) DEFAULT NULL,
  `parent_id` bigint(20) DEFAULT NULL,
  PRIMARY KEY (`repo_version_id`),-- 主鍵  repo版本id  repo_version_id
  UNIQUE KEY `UQ_repo_version_display_name` (`display_name`),
  UNIQUE KEY `UQ_repo_version_stack_id` (`stack_id`,`version`),
  CONSTRAINT `FK_repoversion_stack_id` FOREIGN KEY (`stack_id`) REFERENCES `stack` (`stack_id`)-- 外鍵對應 stack表 的stack_id字段
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

13、roleauthorization（授權字典表）

CREATE TABLE `roleauthorization` (
  `authorization_id` varchar(100) NOT NULL,-- 授權id
  `authorization_name` varchar(255) NOT NULL,-- 授權名
  PRIMARY KEY (`authorization_id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

14、serviceconfig（服務配置表）

CREATE TABLE `serviceconfig` (
  `service_config_id` bigint(20) NOT NULL,
  `cluster_id` bigint(20) NOT NULL,
  `service_name` varchar(255) NOT NULL,
  `version` bigint(20) NOT NULL,
  `create_timestamp` bigint(20) NOT NULL,
  `stack_id` bigint(20) NOT NULL,
  `user_name` varchar(255) NOT NULL DEFAULT '_db',
  `group_id` bigint(20) DEFAULT NULL,
  `note` longtext,
  PRIMARY KEY (`service_config_id`),
  UNIQUE KEY `UQ_scv_service_version` (`cluster_id`,`service_name`,`version`),
  KEY `FK_serviceconfig_stack_id` (`stack_id`),
  CONSTRAINT `FK_serviceconfig_stack_id` FOREIGN KEY (`stack_id`) REFERENCES `stack` (`stack_id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

15、serviceconfigmapping（服務配置關係映射表）

CREATE TABLE `serviceconfigmapping` (
  `service_config_id` bigint(20) NOT NULL,
  `config_id` bigint(20) NOT NULL,
  PRIMARY KEY (`service_config_id`,`config_id`),
  KEY `FK_scvm_config` (`config_id`),
  CONSTRAINT `FK_scvm_config` FOREIGN KEY (`config_id`) REFERENCES `clusterconfig` (`config_id`),
  CONSTRAINT `FK_scvm_scv` FOREIGN KEY (`service_config_id`) REFERENCES `serviceconfig` (`service_config_id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

16、servicedesiredstate（服務預期狀態表）

CREATE TABLE `servicedesiredstate` (
  `cluster_id` bigint(20) NOT NULL,
  `desired_host_role_mapping` int(11) NOT NULL,
  `desired_repo_version_id` bigint(20) NOT NULL,
  `desired_state` varchar(255) NOT NULL,
  `service_name` varchar(255) NOT NULL,
  `maintenance_state` varchar(32) NOT NULL DEFAULT 'ACTIVE',
  `credential_store_enabled` smallint(6) NOT NULL DEFAULT '0',
  PRIMARY KEY (`cluster_id`,`service_name`),
  KEY `FK_repo_version_id` (`desired_repo_version_id`),
  KEY `servicedesiredstateservicename` (`service_name`,`cluster_id`),
  CONSTRAINT `FK_repo_version_id` FOREIGN KEY (`desired_repo_version_id`) REFERENCES `repo_version` (`repo_version_id`),
  CONSTRAINT `servicedesiredstateservicename` FOREIGN KEY (`service_name`, `cluster_id`) REFERENCES `clusterservices` (`service_name`, `cluster_id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

17、stack（stack庫表）

CREATE TABLE `stack` (
  `stack_id` bigint(20) NOT NULL,
  `stack_name` varchar(100) NOT NULL,
  `stack_version` varchar(100) NOT NULL,
  PRIMARY KEY (`stack_id`),
  UNIQUE KEY `UQ_stack` (`stack_name`,`stack_version`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

18、stage（操作記錄表）

CREATE TABLE `stage` (
  `stage_id` bigint(20) NOT NULL,
  `request_id` bigint(20) NOT NULL,
  `cluster_id` bigint(20) DEFAULT NULL,
  `skippable` smallint(6) NOT NULL DEFAULT '0',
  `supports_auto_skip_failure` smallint(6) NOT NULL DEFAULT '0',
  `log_info` varchar(255) NOT NULL,
  `request_context` varchar(255) DEFAULT NULL,
  `command_params` longblob,
  `host_params` longblob,
  `command_execution_type` varchar(32) NOT NULL DEFAULT 'STAGE',
  `status` varchar(255) NOT NULL DEFAULT 'PENDING',
  `display_status` varchar(255) NOT NULL DEFAULT 'PENDING',
  PRIMARY KEY (`stage_id`,`request_id`),
  KEY `idx_stage_request_id` (`request_id`),
  CONSTRAINT `FK_stage_request_id` FOREIGN KEY (`request_id`) REFERENCES `request` (`request_id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

19、viewinstance（view實例表）

CREATE TABLE `viewinstance` (
  `view_instance_id` bigint(20) NOT NULL,
  `resource_id` bigint(20) NOT NULL,
  `view_name` varchar(100) NOT NULL,
  `name` varchar(100) NOT NULL,
  `label` varchar(255) DEFAULT NULL,
  `description` varchar(2048) DEFAULT NULL,
  `visible` char(1) DEFAULT NULL,
  `icon` varchar(255) DEFAULT NULL,
  `icon64` varchar(255) DEFAULT NULL,
  `xml_driven` char(1) DEFAULT NULL,
  `alter_names` tinyint(1) NOT NULL DEFAULT '1',
  `cluster_handle` bigint(20) DEFAULT NULL,
  `cluster_type` varchar(100) NOT NULL DEFAULT 'LOCAL_AMBARI',
  `short_url` bigint(20) DEFAULT NULL,
  PRIMARY KEY (`view_instance_id`),
  UNIQUE KEY `UQ_viewinstance_name` (`view_name`,`name`),
  UNIQUE KEY `UQ_viewinstance_name_id` (`view_instance_id`,`view_name`,`name`),
  KEY `FK_instance_url_id` (`short_url`),
  KEY `FK_viewinstance_resource_id` (`resource_id`),
  CONSTRAINT `FK_instance_url_id` FOREIGN KEY (`short_url`) REFERENCES `viewurl` (`url_id`),
  CONSTRAINT `FK_viewinst_view_name` FOREIGN KEY (`view_name`) REFERENCES `viewmain` (`view_name`),
  CONSTRAINT `FK_viewinstance_resource_id` FOREIGN KEY (`resource_id`) REFERENCES `adminresource` (`resource_id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

升級

1、upgrade（升級表）

CREATE TABLE `upgrade` (
  `upgrade_id` bigint(20) NOT NULL,
  `cluster_id` bigint(20) NOT NULL,
  `request_id` bigint(20) NOT NULL,
  `direction` varchar(255) NOT NULL DEFAULT 'UPGRADE',
  `orchestration` varchar(255) NOT NULL DEFAULT 'STANDARD',
  `upgrade_package` varchar(255) NOT NULL,
  `upgrade_type` varchar(32) NOT NULL,
  `repo_version_id` bigint(20) NOT NULL,
  `skip_failures` tinyint(1) NOT NULL DEFAULT '0',
  `skip_sc_failures` tinyint(1) NOT NULL DEFAULT '0',
  `downgrade_allowed` tinyint(1) NOT NULL DEFAULT '1',
  `revert_allowed` tinyint(1) NOT NULL DEFAULT '0',
  `suspended` tinyint(1) NOT NULL DEFAULT '0',
  PRIMARY KEY (`upgrade_id`),
  KEY `cluster_id` (`cluster_id`),
  KEY `request_id` (`request_id`),
  KEY `repo_version_id` (`repo_version_id`),
  CONSTRAINT `upgrade_ibfk_1` FOREIGN KEY (`cluster_id`) REFERENCES `clusters` (`cluster_id`),
  CONSTRAINT `upgrade_ibfk_2` FOREIGN KEY (`request_id`) REFERENCES `request` (`request_id`),
  CONSTRAINT `upgrade_ibfk_3` FOREIGN KEY (`repo_version_id`) REFERENCES `repo_version` (`repo_version_id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

2、upgrade_group（升級組表）

CREATE TABLE `upgrade_group` (
  `upgrade_group_id` bigint(20) NOT NULL,
  `upgrade_id` bigint(20) NOT NULL,
  `group_name` varchar(255) NOT NULL DEFAULT '',
  `group_title` varchar(1024) NOT NULL DEFAULT '',
  PRIMARY KEY (`upgrade_group_id`),
  KEY `upgrade_id` (`upgrade_id`),
  CONSTRAINT `upgrade_group_ibfk_1` FOREIGN KEY (`upgrade_id`) REFERENCES `upgrade` (`upgrade_id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

3、upgrade_history（升級歷史表）

CREATE TABLE `upgrade_history` (
  `id` bigint(20) NOT NULL,
  `upgrade_id` bigint(20) NOT NULL,
  `service_name` varchar(255) NOT NULL,
  `component_name` varchar(255) NOT NULL,
  `from_repo_version_id` bigint(20) NOT NULL,
  `target_repo_version_id` bigint(20) NOT NULL,
  PRIMARY KEY (`id`),
  UNIQUE KEY `UQ_upgrade_hist` (`upgrade_id`,`component_name`,`service_name`),
  KEY `FK_upgrade_hist_from_repo` (`from_repo_version_id`),
  KEY `FK_upgrade_hist_target_repo` (`target_repo_version_id`),
  CONSTRAINT `FK_upgrade_hist_from_repo` FOREIGN KEY (`from_repo_version_id`) REFERENCES `repo_version` (`repo_version_id`),
  CONSTRAINT `FK_upgrade_hist_target_repo` FOREIGN KEY (`target_repo_version_id`) REFERENCES `repo_version` (`repo_version_id`),
  CONSTRAINT `FK_upgrade_hist_upgrade_id` FOREIGN KEY (`upgrade_id`) REFERENCES `upgrade` (`upgrade_id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

4、upgrade_item（升級項目列表）

CREATE TABLE `upgrade_item` (
  `upgrade_item_id` bigint(20) NOT NULL,
  `upgrade_group_id` bigint(20) NOT NULL,
  `stage_id` bigint(20) NOT NULL,
  `state` varchar(255) NOT NULL DEFAULT 'NONE',
  `hosts` text,
  `tasks` text,
  `item_text` text,
  PRIMARY KEY (`upgrade_item_id`),
  KEY `upgrade_group_id` (`upgrade_group_id`),
  CONSTRAINT `upgrade_item_ibfk_1` FOREIGN KEY (`upgrade_group_id`) REFERENCES `upgrade_group` (`upgrade_group_id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;