feat(knowledge): add multi-space platform schema
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-- AIHR 多租户多知识空间统一问答平台迁移（MySQL 8.x）。
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-- 只补结构和 legacy 编码，不移动既有附件、片段或 OSS 数据；可重复执行。
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SET @aihr_space_code_exists := (
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SELECT COUNT(*) FROM information_schema.COLUMNS
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WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = 'aihr_knowledge_info' AND COLUMN_NAME = 'code'
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);
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SET @aihr_space_code_ddl := IF(
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@aihr_space_code_exists = 0,
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'ALTER TABLE aihr_knowledge_info ADD COLUMN `code` varchar(100) DEFAULT NULL COMMENT ''租户内稳定空间编码'' AFTER `name`',
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'SELECT 1'
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);
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PREPARE aihr_space_code_stmt FROM @aihr_space_code_ddl;
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EXECUTE aihr_space_code_stmt;
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DEALLOCATE PREPARE aihr_space_code_stmt;
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UPDATE aihr_knowledge_info SET code = CONCAT('legacy_', id) WHERE code IS NULL OR code = '';
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ALTER TABLE aihr_knowledge_info MODIFY COLUMN `code` varchar(100) NOT NULL COMMENT '租户内稳定空间编码';
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SET @aihr_space_type_exists := (
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SELECT COUNT(*) FROM information_schema.COLUMNS
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WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = 'aihr_knowledge_info' AND COLUMN_NAME = 'space_type'
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);
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SET @aihr_space_type_ddl := IF(
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@aihr_space_type_exists = 0,
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'ALTER TABLE aihr_knowledge_info ADD COLUMN `space_type` varchar(30) NOT NULL DEFAULT ''BUSINESS'' COMMENT ''PUBLIC/BUSINESS/MANAGEMENT/EXTERNAL'' AFTER `code`',
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'SELECT 1'
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);
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PREPARE aihr_space_type_stmt FROM @aihr_space_type_ddl;
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EXECUTE aihr_space_type_stmt;
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DEALLOCATE PREPARE aihr_space_type_stmt;
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SET @aihr_space_sensitivity_exists := (
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SELECT COUNT(*) FROM information_schema.COLUMNS
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WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = 'aihr_knowledge_info' AND COLUMN_NAME = 'sensitivity_level'
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);
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SET @aihr_space_sensitivity_ddl := IF(
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@aihr_space_sensitivity_exists = 0,
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'ALTER TABLE aihr_knowledge_info ADD COLUMN `sensitivity_level` varchar(30) NOT NULL DEFAULT ''INTERNAL'' COMMENT ''PUBLIC/INTERNAL/CONFIDENTIAL'' AFTER `space_type`',
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'SELECT 1'
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);
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PREPARE aihr_space_sensitivity_stmt FROM @aihr_space_sensitivity_ddl;
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EXECUTE aihr_space_sensitivity_stmt;
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DEALLOCATE PREPARE aihr_space_sensitivity_stmt;
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SET @aihr_space_status_exists := (
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SELECT COUNT(*) FROM information_schema.COLUMNS
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WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = 'aihr_knowledge_info' AND COLUMN_NAME = 'status'
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);
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SET @aihr_space_status_ddl := IF(
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@aihr_space_status_exists = 0,
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'ALTER TABLE aihr_knowledge_info ADD COLUMN `status` varchar(20) NOT NULL DEFAULT ''ACTIVE'' COMMENT ''DRAFT/ACTIVE/DISABLED'' AFTER `sensitivity_level`',
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'SELECT 1'
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);
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PREPARE aihr_space_status_stmt FROM @aihr_space_status_ddl;
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EXECUTE aihr_space_status_stmt;
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DEALLOCATE PREPARE aihr_space_status_stmt;
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SET @aihr_space_code_index_exists := (
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SELECT COUNT(*) FROM information_schema.STATISTICS
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WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = 'aihr_knowledge_info' AND INDEX_NAME = 'uk_aihr_knowledge_info_code'
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);
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SET @aihr_space_code_index_ddl := IF(
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@aihr_space_code_index_exists = 0,
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'ALTER TABLE aihr_knowledge_info ADD UNIQUE KEY `uk_aihr_knowledge_info_code` (`tenant_id`, `code`)',
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'SELECT 1'
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);
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PREPARE aihr_space_code_index_stmt FROM @aihr_space_code_index_ddl;
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EXECUTE aihr_space_code_index_stmt;
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DEALLOCATE PREPARE aihr_space_code_index_stmt;
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SET @aihr_upload_spaces_exists := (
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SELECT COUNT(*) FROM information_schema.COLUMNS
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WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = 'aihr_knowledge_upload_item' AND COLUMN_NAME = 'space_codes_json'
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);
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SET @aihr_upload_spaces_ddl := IF(
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@aihr_upload_spaces_exists = 0,
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'ALTER TABLE aihr_knowledge_upload_item ADD COLUMN `space_codes_json` json DEFAULT NULL COMMENT ''目标知识空间编码数组'' AFTER `category`',
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'SELECT 1'
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);
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PREPARE aihr_upload_spaces_stmt FROM @aihr_upload_spaces_ddl;
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EXECUTE aihr_upload_spaces_stmt;
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DEALLOCATE PREPARE aihr_upload_spaces_stmt;
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CREATE TABLE IF NOT EXISTS `aihr_knowledge_space_grant` (
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`id` bigint NOT NULL AUTO_INCREMENT,
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`tenant_id` varchar(20) NOT NULL,
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`knowledge_id` bigint NOT NULL,
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`principal_type` varchar(20) NOT NULL,
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`principal_value` varchar(100) NOT NULL,
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`permission` varchar(20) NOT NULL,
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`status` varchar(20) NOT NULL DEFAULT 'ACTIVE',
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`create_by` bigint DEFAULT NULL,
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`create_time` datetime DEFAULT NULL,
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`update_by` bigint DEFAULT NULL,
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`update_time` datetime DEFAULT NULL,
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PRIMARY KEY (`id`),
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UNIQUE KEY `uk_aihr_space_grant` (`tenant_id`, `knowledge_id`, `principal_type`, `principal_value`, `permission`),
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KEY `idx_aihr_space_grant_principal` (`tenant_id`, `principal_type`, `principal_value`, `status`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci COMMENT='知识空间主体授权';
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CREATE TABLE IF NOT EXISTS `aihr_knowledge_app` (
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`id` bigint NOT NULL AUTO_INCREMENT,
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`tenant_id` varchar(20) NOT NULL,
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`app_code` varchar(64) NOT NULL,
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`app_name` varchar(100) NOT NULL,
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`auth_type` varchar(20) NOT NULL,
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`internal_client_key` varchar(64) DEFAULT NULL,
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`token_hash` varchar(64) DEFAULT NULL,
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`status` varchar(20) NOT NULL DEFAULT 'ACTIVE',
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`rate_limit_per_minute` int NOT NULL DEFAULT 60,
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`expires_time` datetime DEFAULT NULL,
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`last_used_time` datetime DEFAULT NULL,
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`create_by` bigint DEFAULT NULL,
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`create_time` datetime DEFAULT NULL,
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`update_by` bigint DEFAULT NULL,
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`update_time` datetime DEFAULT NULL,
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PRIMARY KEY (`id`),
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UNIQUE KEY `uk_aihr_knowledge_app_code` (`app_code`),
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UNIQUE KEY `uk_aihr_knowledge_app_client` (`tenant_id`, `auth_type`, `internal_client_key`),
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KEY `idx_aihr_knowledge_app_tenant_status` (`tenant_id`, `status`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci COMMENT='知识问答调用应用';
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CREATE TABLE IF NOT EXISTS `aihr_knowledge_app_space` (
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`id` bigint NOT NULL AUTO_INCREMENT,
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`tenant_id` varchar(20) NOT NULL,
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`app_id` bigint NOT NULL,
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`knowledge_id` bigint NOT NULL,
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`create_by` bigint DEFAULT NULL,
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`create_time` datetime DEFAULT NULL,
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PRIMARY KEY (`id`),
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UNIQUE KEY `uk_aihr_app_space` (`tenant_id`, `app_id`, `knowledge_id`),
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KEY `idx_aihr_app_space_knowledge` (`tenant_id`, `knowledge_id`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci COMMENT='调用应用与知识空间授权';
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CREATE TABLE IF NOT EXISTS `aihr_knowledge_query_log` (
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`id` bigint NOT NULL AUTO_INCREMENT,
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`request_id` varchar(64) NOT NULL,
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`tenant_id` varchar(20) NOT NULL,
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`app_id` bigint NOT NULL,
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`user_id` bigint DEFAULT NULL,
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`question_hash` varchar(64) NOT NULL,
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`used_space_codes_json` json DEFAULT NULL,
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`source_types_json` json DEFAULT NULL,
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`status` varchar(30) NOT NULL,
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`latency_ms` bigint NOT NULL DEFAULT 0,
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`model_name` varchar(100) DEFAULT NULL,
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`prompt_version` varchar(100) DEFAULT NULL,
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`create_time` datetime NOT NULL,
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PRIMARY KEY (`id`),
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UNIQUE KEY `uk_aihr_query_request` (`request_id`),
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KEY `idx_aihr_query_tenant_app` (`tenant_id`, `app_id`, `create_time`),
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KEY `idx_aihr_query_status` (`tenant_id`, `status`, `create_time`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci COMMENT='知识问答最小化审计日志';
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