{"id":3136,"date":"2025-12-05T14:39:49","date_gmt":"2025-12-05T05:39:49","guid":{"rendered":"https:\/\/www.agile-software.site\/?p=3136"},"modified":"2025-12-05T15:35:15","modified_gmt":"2025-12-05T06:35:15","slug":"snowflake%e3%82%a8%e3%83%b3%e3%82%b8%e3%83%b3","status":"publish","type":"post","link":"https:\/\/agile-software.net\/?p=3136","title":{"rendered":"Snowflake\u30a8\u30f3\u30b8\u30f3"},"content":{"rendered":"\n<p><br>Snowflake\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306f <strong>Storage\u30fbCompute\u30fbCloud Services<\/strong> \u306e3\u5c64\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u2460 Storage Layer\uff08\u30b9\u30c8\u30ec\u30fc\u30b8\u5c64\uff1a\u30a8\u30f3\u30b8\u30f3\u306e\u30c7\u30fc\u30bf\u57fa\u76e4\uff09<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5217\u6307\u5411\u30b9\u30c8\u30ec\u30fc\u30b8<\/li>\n\n\n\n<li>\u81ea\u52d5\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\uff08Micro-Partition\uff09<\/li>\n\n\n\n<li>\u81ea\u52d5\u5727\u7e2e \/ \u81ea\u52d5\u6697\u53f7\u5316<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u306e\u30ec\u30a4\u30a2\u30a6\u30c8\u6700\u9069\u5316<\/li>\n<\/ul>\n\n\n\n<p>\u30e6\u30fc\u30b6\u30fc\u306f\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u8a2d\u8a08\u30fb\u5727\u7e2e\u8a2d\u5b9a\u306a\u3069\u3092\u4e00\u5207\u884c\u3046\u5fc5\u8981\u306a\u3057\u3002<\/p>\n\n\n\n<p><strong>\u3053\u308c\u304c\u201c\u30bc\u30ed\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9DWH\u201d\u3068\u8a00\u308f\u308c\u308b\u7406\u7531\u3002<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u2461 Compute Layer\uff08Virtual Warehouse\uff1a\u5b9f\u884c\u30a8\u30f3\u30b8\u30f3\uff09<\/strong><\/h2>\n\n\n\n<p>\u3044\u308f\u3086\u308b <strong>Snowflake\u306e\u30af\u30a8\u30ea\u5b9f\u884c\u30a8\u30f3\u30b8\u30f3\u305d\u306e\u3082\u306e<\/strong>\u3002<\/p>\n\n\n\n<p>\u7279\u5fb4\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4eee\u60f3\u5009\u5eab\u3068\u547c\u3070\u308c\u308b\u72ec\u7acb\u3057\u305f\u8a08\u7b97\u30af\u30e9\u30b9\u30bf\u30fc<\/li>\n\n\n\n<li>\u4efb\u610f\u30b5\u30a4\u30ba\uff08XS\u301c6XL\u306a\u3069\uff09\u306b\u62e1\u5f35\u53ef\u80fd<\/li>\n\n\n\n<li><strong>\u81ea\u52d5\u30b9\u30b1\u30fc\u30eb\uff08Multi-Cluster\uff09<\/strong><\/li>\n\n\n\n<li><strong>Auto-Suspend \/ Auto-Resume<\/strong> \u3067\u81ea\u52d5\u505c\u6b62\u30fb\u8d77\u52d5<\/li>\n\n\n\n<li>\u8907\u6570\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3092\u9694\u96e2\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\uff08ETL\u5c02\u7528\u5009\u5eab \/ BI\u5c02\u7528\u5009\u5eab\u306a\u3069\uff09<\/li>\n<\/ul>\n\n\n\n<p>\u4ed6\u306eDWH\u3068\u9055\u3046\u70b9\uff1a<\/p>\n\n\n\n<p><strong>Compute\u304c\u30b9\u30c8\u30ec\u30fc\u30b8\u3068\u5b8c\u5168\u306b\u5206\u96e2\u3057\u3066\u304a\u308a\u3001\u540c\u3058\u30c7\u30fc\u30bf\u3092\u8907\u6570\u306eCompute\u3067\u540c\u6642\u5229\u7528\u3057\u3066\u3082\u4e92\u3044\u306b\u5e72\u6e09\u3057\u306a\u3044\u3002<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u2462 Cloud Services Layer\uff08\u5236\u5fa1\u5c64\uff1a\u30a8\u30f3\u30b8\u30f3\u306e\u982d\u8133\uff09<\/strong><\/h2>\n\n\n\n<p>Snowflake\u304c\u4ed6DWH\u3068\u6839\u672c\u7684\u306b\u9055\u3046\u306e\u306f\u3053\u306e\u5c64\u304c\u5b58\u5728\u3059\u308b\u3053\u3068\u3002<\/p>\n\n\n\n<p>\u5f79\u5272\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30af\u30a8\u30ea\u6700\u9069\u5316\uff08Query Optimizer\uff09<\/li>\n\n\n\n<li>\u30e1\u30bf\u30c7\u30fc\u30bf\u7ba1\u7406<\/li>\n\n\n\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u7ba1\u7406<\/li>\n\n\n\n<li>\u8a8d\u8a3c\u30fb\u8a8d\u53ef<\/li>\n\n\n\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30dd\u30ea\u30b7\u30fc\uff08RLS\u3001CLS\u3001\u30bf\u30b0\u30d9\u30fc\u30b9\uff09<\/li>\n\n\n\n<li>SSO \/ IAM<\/li>\n\n\n\n<li>Time Travel \/ Fail-Safe \u7ba1\u7406<\/li>\n\n\n\n<li>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u7ba1\u7406\uff08\u30b9\u30ad\u30fc\u30de\u30fb\u30c6\u30fc\u30d6\u30eb\u30fb\u30d3\u30e5\u30fc\u306a\u3069\uff09<\/li>\n<\/ul>\n\n\n\n<p>\u3064\u307e\u308a\u3001<strong>Snowflake\u306e\u201c\u30a8\u30f3\u30b8\u30f3\u306e\u77e5\u6027\u201d\u306f\u307b\u307c\u3053\u306eCloud Services\u306b\u5b58\u5728\u3059\u308b\u3002<\/strong><\/p>\n\n\n\n<h1 class=\"wp-block-heading\"><strong>&#x2b50; Snowflake\u30a8\u30f3\u30b8\u30f3\u3092\u7406\u89e3\u3059\u308b\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8<\/strong><\/h1>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u2460 \u30b9\u30c8\u30ec\u30fc\u30b8\u3068\u30b3\u30f3\u30d4\u30e5\u30fc\u30c8\u306e\u5b8c\u5168\u5206\u96e2<\/strong><\/h2>\n\n\n\n<p>BigQuery\u30fbRedshift\u30fbDatabricks\u306a\u3069\u3068\u306e\u9055\u3044\u306f\u3053\u3053\u306b\u3042\u308b\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30af\u30a8\u30ea\u306e\u5b9f\u884c\u6027\u80fd\u306f Compute\uff08Warehouse\uff09\u3067\u6c7a\u307e\u308b<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u306e\u4fdd\u5b58\u65b9\u5f0f\u306f Storage \u304c\u7ba1\u7406<\/li>\n\n\n\n<li>Cloud Services \u304c\u4e21\u8005\u3092\u3046\u307e\u304f\u4ef2\u4ecb\u3057\u6700\u9069\u5316<\/li>\n<\/ul>\n\n\n\n<p>\u7d50\u679c\uff1a<\/p>\n\n\n\n<p><strong>\u30b9\u30b1\u30fc\u30eb\u304c\u901f\u304f\u3001\u8ca0\u8377\u306b\u5f37\u304f\u3001\u540c\u6642\u5229\u7528\u306b\u3082\u5f37\u3044\u3002<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u2461 Micro-Partition \u00d7 \u81ea\u52d5\u6700\u9069\u5316<\/strong><\/h2>\n\n\n\n<p>Snowflake\u306f\u5168\u30c7\u30fc\u30bf\u3092 <strong>Micro-partition<\/strong> \u3068\u3044\u3046\u6570MB\u5358\u4f4d\u306e\u30d6\u30ed\u30c3\u30af\u3067\u7ba1\u7406\u3002<\/p>\n\n\n\n<p>\u7279\u5fb4\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30af\u30a8\u30ea\u306b\u5fc5\u8981\u306a\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u3060\u3051\u3092Scan<\/li>\n\n\n\n<li>\u81ea\u52d5\u7684\u306b\u7d71\u8a08\u3092\u4fdd\u6301\u3057\u3001Optimizer\u304c\u8ce2\u304f\u9078\u629e<\/li>\n\n\n\n<li>Z-order\u306a\u3069\u306e\u624b\u52d5\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u304c\u539f\u5247\u4e0d\u8981<\/li>\n<\/ul>\n\n\n\n<p>\u2192 \u3053\u308c\u304c <strong>\u201cSnowflake\u306f\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u4e0d\u8981\u201d<\/strong> \u3068\u8a00\u308f\u308c\u308b\u7406\u7531\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u2462 Query Optimizer\uff08Snowflake\u30a8\u30f3\u30b8\u30f3\u306e\u6838\u5fc3\uff09<\/strong><\/h2>\n\n\n\n<p>Snowflake\u306f\u8907\u96d1\u306a\u51e6\u7406\u8a08\u753b\u3092\u81ea\u52d5\u751f\u6210\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3Pruning<\/li>\n\n\n\n<li>\u81ea\u52d5JOIN\u6700\u9069\u5316<\/li>\n\n\n\n<li>\u81ea\u52d5\u30af\u30e9\u30b9\u30bf\u30ea\u30f3\u30b0<\/li>\n\n\n\n<li>\u52d5\u7684\u518d\u6700\u9069\u5316<\/li>\n\n\n\n<li>\u30ad\u30e3\u30c3\u30b7\u30e5\uff08\u7d50\u679c\u30ad\u30e3\u30c3\u30b7\u30e5\u30fb\u30e1\u30bf\u30c7\u30fc\u30bf\u30ad\u30e3\u30c3\u30b7\u30e5\uff09<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30e6\u30fc\u30b6\u306fSQL\u3092\u66f8\u304f\u4ee5\u5916\u306b\u6700\u9069\u5316\u3092\u610f\u8b58\u3059\u308b\u5fc5\u8981\u306a\u3057\u3002<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u2463 \u30b5\u30fc\u30d0\u30ec\u30b9\u8981\u7d20\u3068\u306e\u9023\u643a\uff08Snowpipe, Tasks, Streams\uff09<\/strong><\/h2>\n\n\n\n<p>\u3053\u308c\u3089\u306f Snowflake\u30a8\u30f3\u30b8\u30f3\u306e\u4e00\u90e8\u3068\u3057\u3066\u52d5\u4f5c\u3057\u3001<\/p>\n\n\n\n<p>\u30c7\u30fc\u30bf\u51e6\u7406\u3092\u5b8c\u5168\u81ea\u52d5\u5316\u3067\u304d\u308b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u3092\u81ea\u52d5\u30ed\u30fc\u30c9\uff08Snowpipe\uff09<\/li>\n\n\n\n<li>\u5b9a\u671f\u30b8\u30e7\u30d6\uff08Tasks\uff09<\/li>\n\n\n\n<li>CDC\u51e6\u7406\uff08Streams\uff09<\/li>\n<\/ul>\n\n\n\n<p>\u5206\u6790\u3060\u3051\u3067\u306a\u304f\u3001<strong>DWH\u306b\u3088\u308b\u30c7\u30fc\u30bf\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u5b9f\u884c\u30a8\u30f3\u30b8\u30f3<\/strong>\u3068\u3057\u3066\u3082\u6a5f\u80fd\u3002\uff12<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Snowflake\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306f Storage\u30fbCompute\u30fbCloud Services \u306e3\u5c64\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002 \u2460 Storage Layer\uff08\u30b9\u30c8\u30ec\u30fc\u30b8\u5c64\uff1a\u30a8\u30f3\u30b8\u30f3\u306e\u30c7\u30fc\u30bf\u57fa\u76e4\uff09 \u30e6\u30fc\u30b6\u30fc\u306f\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7<\/p>\n","protected":false},"author":1,"featured_media":3140,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jin_ogp_image_url":"","_jin_last_featured_id":0,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3136","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/agile-software.net\/index.php?rest_route=\/wp\/v2\/posts\/3136","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agile-software.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agile-software.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agile-software.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/agile-software.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3136"}],"version-history":[{"count":2,"href":"https:\/\/agile-software.net\/index.php?rest_route=\/wp\/v2\/posts\/3136\/revisions"}],"predecessor-version":[{"id":3149,"href":"https:\/\/agile-software.net\/index.php?rest_route=\/wp\/v2\/posts\/3136\/revisions\/3149"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agile-software.net\/index.php?rest_route=\/wp\/v2\/media\/3140"}],"wp:attachment":[{"href":"https:\/\/agile-software.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3136"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agile-software.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3136"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agile-software.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3136"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}