CREATE TABLE IF NOT EXISTS im_user_ip_whitelists (
  id BIGINT NOT NULL AUTO_INCREMENT,
  user_id BIGINT NOT NULL,
  ip_cidr VARCHAR(64) NOT NULL COMMENT 'IPv4, IPv6 or CIDR',
  status TINYINT NOT NULL DEFAULT 1 COMMENT '1 enabled, 2 disabled',
  created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
  created_by BIGINT NOT NULL DEFAULT 0,
  updated_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) ON UPDATE CURRENT_TIMESTAMP(3),
  updated_by BIGINT NOT NULL DEFAULT 0,
  deleted_at DATETIME(3) DEFAULT NULL,
  deleted_by BIGINT DEFAULT NULL,
  PRIMARY KEY (id),
  UNIQUE KEY uk_im_user_ip_whitelist (user_id, ip_cidr),
  KEY idx_im_user_ip_whitelist_user (user_id, status),
  KEY idx_im_user_ip_whitelist_deleted (deleted_at)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci COMMENT='Per-user login IP whitelist';