CREATE TABLE `li_file_directory` ( `id` bigint NOT NULL AUTO_INCREMENT COMMENT '主键ID', `create_time` datetime NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间', `create_by` varchar(64) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin NULL DEFAULT NULL COMMENT '创建者', `update_time` datetime NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间', `update_by` varchar(64) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin NULL DEFAULT NULL COMMENT '更新者', `delete_flag` tinyint(1) NULL DEFAULT 0 COMMENT '删除标志 true/false 删除/未删除', `directory_type` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '文件目录类型', `directory_name` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '拥有者名称', `owner_id` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NULL DEFAULT NULL COMMENT '拥有者id', `parent_id` bigint NULL DEFAULT NULL COMMENT '父分类ID', `level` int NULL DEFAULT NULL COMMENT '层级', PRIMARY KEY (`id`) USING BTREE ) ENGINE = InnoDB AUTO_INCREMENT = 1698937596963311619 CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci COMMENT = '文件夹' ROW_FORMAT = DYNAMIC; SET FOREIGN_KEY_CHECKS = 1; ALTER TABLE li_file ADD file_directory_id varchar(255) COMMENT '文件夹ID';