{"provider_url":"https://hatena.blog","height":"190","blog_url":"https://developers.microad.co.jp/","author_url":"https://blog.hatena.ne.jp/k_osawa/","published":"2018-10-19 17:00:01","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/m/microad-developers/20181018/20181018170746.png","blog_title":"MicroAd Developers Blog","title":"Hive\u3067array\u3001struct\u578b\u306a\u3069\u3092NULL\u306b\u3059\u308b\u65b9\u6cd5","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fdevelopers.microad.co.jp%2Fentry%2F2018%2F10%2F19%2F170001\" title=\"Hive\u3067array\u3001struct\u578b\u306a\u3069\u3092NULL\u306b\u3059\u308b\u65b9\u6cd5 - MicroAd Developers Blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["Apache Hive"],"provider_name":"Hatena Blog","author_name":"k_osawa","version":"1.0","description":"\u3053\u3093\u306b\u3061\u306f\u3002\u30de\u30a4\u30af\u30ed\u30a2\u30c9\u3067\u30b5\u30fc\u30d0\u30fc\u30b5\u30a4\u30c9\u30a8\u30f3\u30b8\u30cb\u30a2\u3092\u3057\u3066\u3044\u308b\u5927\u6fa4\u3067\u3059\u3002 \u4eca\u56de\u306fApache Hive\u3067Complex\u578b(ARRAY, STRUCT, MAP, UNION)\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u969b\u306b\u767a\u751f\u3057\u305f\u554f\u984c\u3068\u89e3\u6c7a\u65b9\u6cd5\u306b\u3064\u3044\u3066\u7d39\u4ecb\u3057\u307e\u3059\u3002 \u554f\u984c\u306e\u5185\u5bb9 Hive\u4e0a\u306b\u4e0b\u8a18\u306e\u69d8\u306a\u30c6\u30fc\u30d6\u30eb\u304c\u5b58\u5728\u3059\u308b\u5834\u5408\u3092\u60f3\u5b9a\u3057\u307e\u3059\u3002 CREATE TABLE example_table ( column1 INT, column2 STRUCT<field:INT>, column3 ARRAY<INT> ); Primitive\u578b\u306f\u6697\u9ed9\u306bNULL\u304c\u5909\u63db\u3055\u308c\u308b\u306e\u3067\u4e0b\u8a18\u306e\u69d8\u306a\u30af\u30a8\u30ea\u3067\u306f\u7279\u306b\u554f\u984c\u306f\u8d77\u304d\u307e\u305b\u3093\u3002 INSERT I\u2026","url":"https://developers.microad.co.jp/entry/2018/10/19/170001","width":"100%","type":"rich"}