{"url":"https://techblog.karupas.org/entry/2012/10/12/150504","provider_url":"https://hatena.blog","blog_url":"https://techblog.karupas.org/","height":"190","image_url":null,"title":"Teng\u3067RowObject\u81ea\u8eab\u3092\u6700\u65b0\u306b\u3059\u308b","provider_name":"Hatena Blog","author_name":"karupanerura","author_url":"https://blog.hatena.ne.jp/karupanerura/","width":"100%","type":"rich","blog_title":"\u6642\u8a08\u3092\u58ca\u305b","categories":["perl","teng"],"published":"2012-10-12 15:05:04","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftechblog.karupas.org%2Fentry%2F2012%2F10%2F12%2F150504\" title=\"Teng\u3067RowObject\u81ea\u8eab\u3092\u6700\u65b0\u306b\u3059\u308b - \u6642\u8a08\u3092\u58ca\u305b\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u3001RowObject\u5185\u306e\u5024\u304c\u4fe1\u983c\u51fa\u6765\u306a\u304f\u306a\u308b\u3088\u3046\u306aupdate\u3092\u304b\u3051\u305f\u3042\u3068\u306b\u3001 master\u304b\u3089refetch\u3057\u76f4\u3057\u305f\u5024\u304c\u5f15\u3051\u308b\u3068\u5b09\u3057\u3044\u306e\u304b\u306a\u3068\u601d\u3063\u305f\u3002 say($row->xxx_pt); # 20 $row->update(+{ xxx_pt => \\sprintf('xxx_pt + %d', 10) }); say($row->xxx_pt); # \"xxx_pt's row data is untrusted. by your update query.\" \u3067\u6b7b\u306c refetch\u3057\u305f\u5024\u3092\u81ea\u5206\u81ea\u8eab\u306b\u9069\u7528\u3057\u3066\u3001\u307b\u3052\u307b\u3052\u3057\u3066\u304f\u308c\u308b\u3068\u3044\u3044\u306e\u304b\u306a\u3068\u304a\u3082\u3063\u305f\u3002 say($row->x\u2026"}