{"published":"2022-06-12 00:43:19","description":"ClickHouse \u3067\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u3063\u305fSQL\u3067\u554f\u3044\u5408\u308f\u305b\u305f\u3089\u3046\u307e\u304f\u3044\u304d\u307e\u305b\u3093\u3067\u3057\u305f\u3002 \u3069\u3046\u3084\u3089\u8abf\u3079\u3066\u307f\u305f\u3089\u3001\u6587\u5b57\u5217\u30ea\u30c6\u30e9\u30eb\u306b\u4f7f\u7528\u3067\u304d\u308b\u306e\u306f\u4e00\u91cd\u5f15\u7528\u7b26\u306e\u307f\u3067\u3001\u4e8c\u91cd\u5f15\u7528\u7b26\u306f\u3001\u8b58\u5225\u5b50\u306b\u3064\u3044\u3066\u306f\u30d0\u30c3\u30af\u30af\u30a9\u30fc\u30c8\u3068\u540c\u3058\u3088\u3046\u306b\u6a5f\u80fd\u3059\u308b\u3068\u306e\u3053\u3068\u3067\u3057\u305f\u3002 \u5931\u6557(double-quotation) (UNKNOWN_IDENTIFIER) \u3068\u8868\u793a\u3055\u308c\u3001\u691c\u7d22\u304c\u3046\u307e\u304f\u3044\u304b\u306a\u3044\u3002 select id, name from account where id= \"12345\"; \u6210\u529f(single-quotation) \u671f\u5f85\u3057\u305f\u901a\u308a\u306e\u691c\u7d22\u7d50\u679c select id, name from account whe\u2026","title":"ClickHouse \u3067\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u3063\u305f SQL \u3067\u554f\u3044\u5408\u308f\u305b\u305f\u3089\u3046\u307e\u304f\u3044\u304b\u306a\u304b\u3063\u305f\u306e\u3067\u30e1\u30e2","image_url":"https://cdn.user.blog.st-hatena.com/default_entry_og_image/157314735/1599576939808917","provider_name":"Hatena Blog","categories":["DB","DB-clickhouse"],"version":"1.0","author_name":"a1026302","blog_title":"\u3082\u306e\u3065\u304f\u308a\u306e\u30d6\u30ed\u30b0","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/a1026302/","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fa1026302.hatenablog.com%2Fentry%2F2022%2F06%2F12%2F004319\" title=\"ClickHouse \u3067\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u3063\u305f SQL \u3067\u554f\u3044\u5408\u308f\u305b\u305f\u3089\u3046\u307e\u304f\u3044\u304b\u306a\u304b\u3063\u305f\u306e\u3067\u30e1\u30e2 - \u3082\u306e\u3065\u304f\u308a\u306e\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://a1026302.hatenablog.com/entry/2022/06/12/004319","type":"rich","width":"100%","blog_url":"https://a1026302.hatenablog.com/"}