{"id":40830,"date":"2022-08-02T00:32:03","date_gmt":"2023-10-31T00:24:02","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%b0%86elasticsearch%e7%9a%84painless%e8%84%9a%e6%9c%ac%e5%ad%98%e5%82%a8%e5%88%b0elasticsearch%e4%b8%ad%e3%80%82\/"},"modified":"2024-01-15T10:47:00","modified_gmt":"2024-01-15T02:47:00","slug":"%e5%b0%86elasticsearch%e7%9a%84painless%e8%84%9a%e6%9c%ac%e5%ad%98%e5%82%a8%e5%88%b0elasticsearch%e4%b8%ad%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%b0%86elasticsearch%e7%9a%84painless%e8%84%9a%e6%9c%ac%e5%ad%98%e5%82%a8%e5%88%b0elasticsearch%e4%b8%ad%e3%80%82\/","title":{"rendered":"\u5c06Elasticsearch\u7684painless\u811a\u672c\u5b58\u50a8\u5230Elasticsearch\u4e2d"},"content":{"rendered":"<p>\u5728AWS\u7684Amazon Elasticsearch Service\u4e2d\uff0c\u4e4b\u524d\u4e0d\u652f\u6301\u8c03\u7528\u4fdd\u5b58\u5728\u6587\u4ef6\u4e2d\u7684\u811a\u672c\uff0c\u4f46\u57285.5\u7248\u672c\u4ee5\u4e0a\u5df2\u7ecf\u65b0\u589e\u4e86\u5bf9\u811a\u672c\u5b58\u50a8\u7684\u652f\u6301\u3002\u8fd9\u6837\u4e00\u6765\uff0c\u53ef\u4ee5\u7b80\u5316\u6bcf\u6b21\u67e5\u8be2\u65f6\u5728\u811a\u672c\u4e2d\u7684\u5199\u6cd5\uff0c\u76f4\u63a5\u8fdb\u884c\u8c03\u7528\u3002<\/p>\n<p>\u4f7f\u7528\u6b64\u529f\u80fd\uff0c\u53ef\u4ee5\u5c06Elasticsearch\u7684painless\u811a\u672c\u4fdd\u5b58\u5230Elasticsearch\u7aef\uff0c\u5e76\u5728\u641c\u7d22\u65f6\u901a\u8fc7ID\u8fdb\u884c\u8c03\u7528\u3002<\/p>\n<p>\u6211\u4eec\u5c06\u4f7f\u7528\u4e4b\u524d\u5728Elasticsearch\u4e2d\u6ce8\u518c\u7684\u751f\u65e5\u6765\u8ba1\u7b97\u5f53\u524d\u5e74\u9f84\u7684\u811a\u672c\u8fdb\u884c\u4fdd\u5b58\u3002<\/p>\n<h3>\u811a\u672c\u7684\u50a8\u5b58<\/h3>\n<p>\u8173\u672c\u7684\u5b58\u5132\u4f4d\u7f6e\u70ba_script\/{id}\u3002<\/p>\n<pre class=\"post-pre\"><code>POST _scripts\/script-age\r\n{\r\n  \"script\": {\r\n    \"lang\": \"painless\",\r\n    \"code\": \"Date n = new Date(); Date b = new Date(doc['birthday'].value); DateFormat f = new SimpleDateFormat('yyyy-MM-dd'); return Period.between(LocalDate.parse(f.format(b)), LocalDate.parse(f.format(n))).getYears();\"\r\n  }\r\n}\r\n<\/code><\/pre>\n<p>\u7531\u4e8e\u5728_script_\u4e4b\u540e\u6307\u5b9a\u7684\u503c\u88ab\u89c6\u4e3a_id_\uff0c\u6240\u4ee5_id_\u7684\u7ba1\u7406\u5e94\u7531\u4f7f\u7528\u8005\u81ea\u884c\u8fdb\u884c\u3002<\/p>\n<h3>\u4f7f\u7528\u4fdd\u5b58\u7684\u811a\u672c\u8fdb\u884c\u641c\u7d22\u3002<\/h3>\n<p>\u5982\u679c\u8981\u4f7f\u7528\u4fdd\u5b58\u7684\u811a\u672c\uff0c\u5219\u5728\u811a\u672c\u4e2d\u6307\u5b9a\u5b58\u50a8\u7684id\u3002<\/p>\n<pre class=\"post-pre\"><code>GET {index}\/{type}\/_search\r\n{\r\n  \"script_fields\": {\r\n     \"age\": {\r\n       \"script\": {\r\n         \"stored\": \"script-age\"\r\n       }\r\n     }\r\n   }\r\n}\r\n<\/code><\/pre>\n<h3>\u811a\u672c\u7684\u5f15\u7528<\/h3>\n<p>\u5982\u679c\u8981\u5f15\u7528\u5df2\u4fdd\u5b58\u7684\u811a\u672c\uff0c\u8bf7\u4f7f\u7528GET\u8c03\u7528_script\u3002<\/p>\n<pre class=\"post-pre\"><code>GET _scripts\/script-age\r\n<\/code><\/pre>\n<h3>\u5220\u6389\u811a\u672c<\/h3>\n<p>\u5982\u679c\u8981\u5220\u9664\u811a\u672c\uff0c\u53ef\u4ee5\u4f7f\u7528 &#8220;DELETE&#8221; \u8c03\u7528 &#8220;_script&#8221;\u3002<\/p>\n<pre class=\"post-pre\"><code>DELETE _scripts\/script-age\r\n<\/code><\/pre>\n<p>\u901a\u8fc7\u5c06\u76f4\u63a5\u5217\u5728\u67e5\u8be2\u4e2d\u7684\u811a\u672c\u4e0e\u67e5\u8be2\u5206\u5f00\uff0c\u53ef\u4ee5\u7b80\u5316\u641c\u7d22\u67e5\u8be2\u7684\u63cf\u8ff0\uff0c\u5e76\u4f7f\u811a\u672c\u72ec\u7acb\u7ba1\u7406\u3002<\/p>\n<p>\u672c\u5bb6\u624b\u518c<br \/>\nhttps:\/\/www.elastic.co\/guide\/zh\/elasticsearch\/reference\/5.5\/modules-scripting-using.html#modules-scripting-stored-scripts<\/p>\n<p>\u5e0c\u671b\u80fd\u591f\u83b7\u53d6\u4fdd\u5b58\u7684\u811a\u672c\u6e05\u5355\uff0c\u4f46\u5728\u7248\u672c5.5\u4e2d\u4f3c\u4e4e\u6ca1\u6709\u76f8\u5e94\u7684API\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728AWS\u7684Amazon Elasticsearch Service\u4e2d\uff0c\u4e4b\u524d\u4e0d\u652f\u6301\u8c03\u7528\u4fdd\u5b58\u5728\u6587\u4ef6\u4e2d\u7684\u811a\u672c\uff0c\u4f46\u57285 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-40830","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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