{"id":41873,"date":"2023-10-31T09:45:47","date_gmt":"2023-06-19T13:49:04","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8pgweb%e6%9d%a5%e8%a7%a3%e5%bc%80dvd%e7%a7%9f%e8%b5%81%e4%b9%8b%e8%b0%9c\/"},"modified":"2024-05-04T06:51:11","modified_gmt":"2024-05-03T22:51:11","slug":"%e4%bd%bf%e7%94%a8pgweb%e6%9d%a5%e8%a7%a3%e5%bc%80dvd%e7%a7%9f%e8%b5%81%e4%b9%8b%e8%b0%9c","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8pgweb%e6%9d%a5%e8%a7%a3%e5%bc%80dvd%e7%a7%9f%e8%b5%81%e4%b9%8b%e8%b0%9c\/","title":{"rendered":"\u4f7f\u7528pgweb\u6765\u89e3\u5f00DVD\u79df\u8d41\u4e4b\u8c1c"},"content":{"rendered":"<p>\u7528pgweb\u7ffb\u8bd1\u89e3\u51b3\u4e00\u4e2a\u5173\u4e8eDVD\u79df\u8d41\u7684\u795e\u79d8\u8c1c\u9898\u3002<\/p>\n<p>2022\u5e74\u76849\u67088\u65e5<\/p>\n<h1>\u4f7f\u7528pgweb\u6765\u89e3\u5f00DVD\u79df\u8d41\u4e4b\u8c1c\u3002<\/h1>\n<p>\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u6216SQL\u53ef\u80fd\u4f1a\u8ba9\u4eba\u611f\u5230\u6709\u4e9b\u72b9\u8c6b\u3002\u8ba9\u6211\u4eec\u5b66\u4e60\u4f7f\u7528pgweb\u7684\u56fe\u5f62\u7528\u6237\u754c\u9762\u6765\u65b9\u4fbf\u5730\u67e5\u770bPostgreSQL\u00ae\u7684\u6570\u636e\u3002<\/p>\n<p>\u4e3a\u4ec0\u4e48\u4eba\u7c7b\u8981\u521b\u5efa\u8f6f\u4ef6\u5462\uff1f\u7b54\u6848\u662f\u4e3a\u4e86\u79fb\u52a8\u6570\u636e\u3002\u5e94\u7528\u7a0b\u5e8f\u5904\u7406\u6570\u636e\uff0c\u4f46\u6570\u636e\u5e76\u4e0d\u53ea\u5b58\u5728\u4e8e\u5e94\u7528\u7a0b\u5e8f\u4e2d\u3002\u800c\u4e14\uff0c\u5982\u679c\u8981\u5904\u7406\u548c\u53ef\u89c6\u5316\u8fd9\u4e9b\u6570\u636e\u7684\u8bdd\uff0cPostgreSQL\u00ae\u548c\u547d\u4ee4\u884c\u5de5\u5177\u53ef\u80fd\u5f88\u68d2\uff0c\u4f46\u4e5f\u53ef\u80fd\u5f88\u590d\u6742\u3002\u5728\u8fd9\u7bc7\u535a\u5ba2\u4e2d\uff0c\u6211\u4eec\u5c06\u8ba8\u8bba\u6570\u636e\u5e93\u56fe\u5f62\u7528\u6237\u754c\u9762\uff08GUI\uff09\u5de5\u5177\u7684\u5fc5\u8981\u6027\uff0c\u5e76\u4ecb\u7ecd\u4e00\u4e2a\u7528\u4e8e\u89e3\u51b3DVD\u4e4b\u8c1c\u7684\u5f00\u6e90\u5de5\u5177pgweb\u3002<\/p>\n<h3>GUI &#8211; \u4e0d\u4ec5\u4ec5\u662f\u4e3a\u4e86\u5e94\u7528\u7a0b\u5e8f<\/h3>\n<p>\u6570\u636e\u5e93GUI\u5de5\u5177\u4e0d\u80fd\u66ff\u4ee3\u547d\u4ee4\u884c\u5de5\u5177\u3002\u7136\u800c\uff0c\u4f7f\u7528GUI\u5de5\u5177\u53ef\u4ee5\u5feb\u901f\u7b80\u5355\u5730\u8fde\u63a5\u5e94\u7528\u7a0b\u5e8f\u548c\u6570\u636e\u5e93\u3002\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u4ecb\u7ecd\u6570\u636e\u5e93GUI\u5de5\u5177\u8865\u5145\u547d\u4ee4\u884c\u9009\u9879\u7684\u4e09\u79cd\u7528\u4f8b\uff1a<\/p>\n<p>1. \u7cbe\u7b80\u5b66\u4e60\u66f2\u7ebf\uff1a\u4e0d\u8bba\u662f\u8fde\u63a5\u6570\u636e\u5e93\u8fd8\u662f\u6267\u884c\u8868\u67e5\u8be2\uff0cGUI\u5de5\u5177\u90fd\u5c55\u793a\u4e86\u76f4\u89c2\u7684\u4efb\u52a1\u5904\u7406\u65b9\u5f0f\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u662f\u4f7f\u7528\u547d\u4ee4\u884c\u8fde\u63a5\u5230PostgreSQL\u6570\u636e\u5e93\u7684\u65b9\u6cd5\uff1a<\/p>\n<pre class=\"post-pre\"><code>`psql 'postgres:\/\/avnadmin:PASSWORD@demo-pg-dev-advocates.aivencloud.com:13039\/defaultdb?sslmode=require'`\u30af\u30ea\u30c3\u30d7\u30dc\u30fc\u30c9\u306b\u30b3\u30d4\u30fc\u3059\u308b\r\n<\/code><\/pre>\n<p>\u53ef\u80fd\u6709\u4e9b\u65b0\u7528\u6237\u53ef\u80fd\u4e0d\u6e05\u695a\u5982\u4f55\u7ec4\u88c5\u8fd9\u4e2a\u547d\u4ee4\u7684\u6240\u6709\u4fe1\u606f\uff0c\u662f\u5426\u8be5\u4f7f\u7528\u5f15\u53f7\u3002<\/p>\n<p>\u4ee5\u4e0b\u662fGUI\u5de5\u5177\u7684\u4f8b\u5b50\uff1a<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d497b37434c4406cafdde\/11-0.5\" alt=\"pgweb connection page\" \/><\/div>\n<p>1. \u7528\u6237\u8f93\u5165\u4e3b\u673a\u3001\u7aef\u53e3\u3001\u7528\u6237\u540d\u3001\u5bc6\u7801\u548c\u6570\u636e\u5e93\u540d\u79f0\uff0c\u7136\u540e\u70b9\u51fb\u8fde\u63a5\u3002<br \/>\n2. \u63d0\u5347\u751f\u4ea7\u529b\uff1a\u5bf9\u4e8e\u65e5\u5e38\u64cd\u4f5c\uff0c\u5982\u5207\u6362\u591a\u4e2a\u6570\u636e\u5e93\u6216\u67e5\u770b\u8868\u683c\uff0c\u4f7f\u7528\u9f20\u6807\u70b9\u51fb\u6bd4\u6267\u884c\u547d\u4ee4\u66f4\u5feb\u3002GUI\u5de5\u5177\u53ef\u4ee5\u5c06\u5404\u79cd\u6570\u636e\u5e93\u3001\u8868\u683c\u548c\u6a21\u5f0f\u663e\u793a\u4e3a\u6587\u4ef6\u548c\u6587\u4ef6\u5939\u5c42\u6b21\u7ed3\u6784\uff0c\u5b9e\u73b0\u66f4\u5feb\u901f\u7684\u5bfc\u822a\u3002<br \/>\n3. \u9644\u52a0\u9009\u9879\uff1a\u8fd9\u4e9b\u529f\u80fd\u56e0\u5de5\u5177\u800c\u5f02\uff0c\u4f46\u6570\u636e\u5e93GUI\u5de5\u5177\u4e2d\u53ef\u80fd\u5305\u542b\u5168\u6587\u641c\u7d22\u3001\u67e5\u8be2\u6027\u80fd\u8c03\u4f18\u548c\u5b8c\u6574\u7684SQL\u547d\u4ee4\u5386\u53f2\u8bb0\u5f55\u7b49\u529f\u80fd\u3002<\/p>\n<p>\u54b1\u4eec\u4e0d\u8c08\u8fd9\u4e2a\uff0c\u8981\u96c6\u4e2d\u7cbe\u529b\u89e3\u51b3\u4f5c\u4e3a\u56e2\u961f\u7684\u96be\u9898\u2014\u2014DVD\u7684\u8c1c\u56e2\u3002\u87f9\u79df\u8d41\u662f\u4e00\u4e2a\u865a\u6784\u7684DVD\u79df\u8d41\u5e97\uff0c\u5b58\u5728\u4e8e\u4e00\u4e2aNetflix\u5c1a\u672a\u51fa\u73b0\u7684\u5e73\u884c\u4e16\u754c\u3002\u87f9\u79df\u8d41\u6b63\u9762\u4e34\u7740\u6709\u5173\u5e93\u5b58\u548cIT\u5b89\u5168\u6027\u65b9\u9762\u7684\u4e00\u4e9b\u6311\u6218\u3002\u7ba1\u7406\u5c42\u96c7\u4f63\u4e86\u4f60\uff0c\u5e76\u7ed9\u4e88\u4f60\u89e3\u51b3\u8fd9\u4e9b\u95ee\u9898\u7684\u4efb\u52a1\uff1a<\/p>\n<p>1. \u56e0\u4e3a\u7cfb\u7edf\u6545\u969c\uff0c\u6709\u987e\u5ba2\u6ca1\u6709\u5f52\u8fd8DVD\u3002\u627e\u51fa\u6545\u969c\u539f\u56e0\u3002<br \/>\n2. \u987e\u5ba2\u6ee1\u610f\u5ea6\u4e0b\u964d\u4e86\u3002\u7535\u5f71\u5e93\u5b58\u662f\u5426\u53cd\u6620\u4e86\u987e\u5ba2\u9700\u6c42\uff1f<br \/>\n3. \u8bb8\u591a\u4eba\u6b63\u5728\u8bbf\u95ee\u87f9\u79df\u8d41\u7684\u6570\u636e\u5e93\u3002\u6211\u4eec\u9700\u8981\u601d\u8003\u4e00\u4e0b\u5982\u4f55\u83b7\u53d6\u6709\u5173\u5bf9\u8be5\u6570\u636e\u5e93\u7684\u8bf7\u6c42\u7684\u8be6\u7ec6\u4fe1\u606f\u3002<\/p>\n<h3>Pgweb\u662f\u4e00\u7a2e\u8de8\u5e73\u53f0\u7684\u958b\u6e90\u5de5\u5177\uff0c\u5c08\u70baPostgreSQL\u8a2d\u8a08\u3002<\/h3>\n<p>\u7531\u4e8e\u7ba1\u7406\u8005\u4e0d\u719f\u6089SQL\uff0c\u4ed6\u9009\u62e9\u4e86pgweb\u4f5c\u4e3a\u53ef\u4ee5\u5728\u6d4f\u89c8\u5668\u4e0a\u6267\u884c\u7684\u4f4e\u4ee3\u7801\u8bbf\u95ee\u53ef\u6267\u884c\u6570\u636e\u7684\u5de5\u5177\u3002Pgweb\u662f\u4e00\u4e2a\u7528GoLang\u7f16\u5199\u7684\u514d\u8d39\u5f00\u6e90\u5de5\u5177\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6ca1\u6709\u51c6\u5907\u597dPostgreSQL\u670d\u52a1\u5668\uff0c\u60a8\u53ef\u4ee5\u5728Aiven\u4e0a\u6ce8\u518c\u8d26\u53f7\uff0c\u5e76\u4f7f\u7528\u53ef\u7528\u7684\u514d\u8d39\u4fe1\u7528\u989d\u5ea6\u90e8\u7f72\u670d\u52a1\u5668\u3002<\/p>\n<p>\u8bf7\u6309\u7167\u5b89\u88c5\u6b65\u9aa4\uff0c\u5728\u60a8\u7684\u673a\u5668\u4e0a\u5b89\u88c5pgweb\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d497b37434c4406cafdde\/19-0.svg\" alt=\"\" \/><\/div>\n<h4>\u8fde\u63a5\u5230\u6570\u636e\u5e93<\/h4>\n<p>\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u542f\u52a8pgweb\u670d\u52a1\u5668\u5e76\u8fde\u63a5\u5230PostgreSQL\u670d\u52a1\u5668\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4efb\u4e00\u65b9\u6cd5\u542f\u52a8\u670d\u52a1\u5668\uff1a<\/p>\n<p>\u542f\u52a8\u670d\u52a1\u5668\uff0c\u5e76\u624b\u52a8\u8f93\u5165\u6570\u636e\u5e93\u8fde\u63a5\u4fe1\u606f\u3002<\/p>\n<pre class=\"post-pre\"><code>pgweb`\u30af\u30ea\u30c3\u30d7\u30dc\u30fc\u30c9\u306b\u30b3\u30d4\u30fc\u3059\u308b\r\n<\/code><\/pre>\n<p>2. \u901a\u8fc7\u6307\u5b9a\u8fde\u63a5\u6807\u5fd7\u6765\u542f\u52a8\u670d\u52a1\u5668\uff1a<\/p>\n<pre class=\"post-pre\"><code>pgweb --host $HOSTNAME --user $USERNAME --db $DBNAME`\u30af\u30ea\u30c3\u30d7\u30dc\u30fc\u30c9\u306b\u30b3\u30d4\u30fc\u3059\u308b\r\n<\/code><\/pre>\n<p>3. \u4f7f\u7528\u8fde\u63a5 URI \u542f\u52a8\u670d\u52a1\u5668\uff1a<\/p>\n<pre class=\"post-pre\"><code>`pgweb --url postgres:\/\/$USERNAME:$PASSWORD@$HOSTNAME:$PORTNUM\/$DBNAME?sslmode=[mode]`\u30af\u30ea\u30c3\u30d7\u30dc\u30fc\u30c9\u306b\u30b3\u30d4\u30fc\u3057\u307e\u3059\u3002\r\n<\/code><\/pre>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u4f7f\u7528Aiven for PostgreSQL\uff0c\u5219\u8fde\u63a5\u4fe1\u606f\u4f4d\u4e8e\u6982\u8ff0\u9009\u9879\u5361\u4e0b\u65b9\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d497b37434c4406cafdde\/29-0.5\" alt=\"Aiven for Postgres connection page\" \/><\/div>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d497b37434c4406cafdde\/30-0.svg\" alt=\"\" \/><\/div>\n<p>\u5f53pgweb\u670d\u52a1\u5668\u542f\u52a8\u540e\uff0c\u8bf7\u8bbf\u95eehttp:\/\/localhost:8081\u5e76\u64cd\u4f5c\u5de5\u5177\u3002<\/p>\n<h4>\u52a0\u8f7d\u6837\u672c\u6570\u636e<\/h4>\n<p>\u8bf7\u6309\u7167\u672c\u6307\u5357\uff0c\u5c06Pagila\u79fb\u690d\u5230PostgreSQL\u6570\u636e\u5e93\u4e2d\uff0c\u8fd9\u662fSakila\u793a\u4f8b\u6570\u636e\u5e93\u7684\u4e00\u4e2a\u7248\u672c\u3002<\/p>\n<p>\u8ba9\u6211\u4eec\u6765\u6d4b\u8bd5\u4e00\u4e0bpgweb\u3002\u5728\u8fde\u63a5\u5230Pagila\u6570\u636e\u5e93\u7684\u72b6\u6001\u4e0b\uff0c\u70b9\u51fbpgweb\u7684\u67e5\u8be2\u9009\u9879\u5361\uff0c\u7136\u540e\u6267\u884c\u4ee5\u4e0b\u67e5\u8be2\uff1a<\/p>\n<pre class=\"post-pre\"><code>select\r\n customer.first_name\u3001\r\n customer.last_name\u3001\r\n count(customer.first_name) rentals_count\r\n\u304b\u3089\r\n \u9867\u5ba2\r\nleft join rental on\r\n customer.customer_id = rental.customer_id\r\ngroup by\r\n customer.first_name\u3001\r\n customer.last_name\r\norder by rentals_count desc;`\u30af\u30ea\u30c3\u30d7\u30dc\u30fc\u30c9\u306b\u30b3\u30d4\u30fc\r\n<\/code><\/pre>\n<p>\u8c01\u62e5\u6709\u6700\u591a\u79df\u501f\u7684DVD\uff1f\u5982\u679c\u662fELEANOR HUNT\u7684\u8bdd\uff0c\u90a3\u4e48\u6570\u636e\u5e93\u5df2\u7ecf\u6210\u529f\u52a0\u8f7d\u4e86\u3002<\/p>\n<h3>\u4f7f\u7528pgweb\u6765\u89e3\u5f00DVD\u7684\u8c1c\u9898<\/h3>\n<h4>\u987e\u5ba2\u672a\u5f52\u8fd8DVD\u3002<\/h4>\n<p>\u4f60\u7684\u9996\u8981\u4efb\u52a1\u662f\u8c03\u67e5\u4e3a\u4ec0\u4e48\u6709\u987e\u5ba2\u4e0d\u5f52\u8fd8DVD\u3002\u4f60\u7acb\u5373\u53d1\u73b0\u6709\u51e0\u4f4d\u987e\u5ba2\u5e76\u4e0d\u77e5\u9053\u79df\u8d41\u5f52\u8fd8\u65e5\u671f\u3002<\/p>\n<p>\u901a\u8fc7\u70b9\u51fb\u67e5\u8be2\u6807\u7b7e\uff0c\u6267\u884c\u4ee5\u4e0b\u67e5\u8be2\u53ef\u4ee5\u5f97\u5230\u7b54\u6848\uff1a<\/p>\n<pre class=\"post-pre\"><code>\u9078\u629e\r\n rental.rental_id, rental.customer_id, rental.rental_date, customer.email\r\n FROM \u30ec\u30f3\u30bf\u30eb\r\n left join customer on\r\n customer.customer_id = rental.customer_id\r\n WHERE return_date IS NULL;`\u30af\u30ea\u30c3\u30d7\u30dc\u30fc\u30c9\u306b\u30b3\u30d4\u30fc\r\n<\/code><\/pre>\n<p>\u8fd9\u4e9b\u5ba2\u6237\u90fd\u6709\u4e00\u4e2aNULL\u503c\u4f5c\u4e3arental.return_date\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528pgweb\u5c06\u5ba2\u6237\u7684\u5217\u8868\u548c\u8be6\u7ec6\u4fe1\u606f\u5bfc\u51fa\u4e3aJSON\u3001CSV\u6216XML\u3002\u5c06\u6b64\u4fe1\u606f\u53d1\u9001\u7ed9IT\u90e8\u95e8\uff0c\u4ee5\u4fbf\u4ed6\u4eec\u53ef\u4ee5\u901a\u8fc7\u7535\u5b50\u90ae\u4ef6\u63d0\u9192\u8fd9\u4e9b\u5ba2\u6237\u5f52\u8fd8\u79df\u8d41\u7269\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d497b37434c4406cafdde\/43-0.5\" alt=\"\u30ec\u30f3\u30bf\u30eb\u8fd4\u5374\u65e5\u306e\u306a\u3044\u9867\u5ba2\u306e\u30af\u30a8\u30ea\" \/><\/div>\n<p>\u4e3a\u4e86\u80fd\u591f\u76d1\u89c6\u87f9\u79df\u8f66\u7684\u4e1a\u52a1\u7ee9\u6548\uff0c\u800c\u4e0d\u5fc5\u62c5\u5fc3\u7ba1\u7406\u5c42\u7f16\u5199\u6216\u6267\u884cSQL\u67e5\u8be2\u7684\u6280\u672f\u7ec6\u8282\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u89c6\u56fe\u3002\u5728SQL\u4e2d\uff0c\u89c6\u56fe\u662f\u57fa\u4e8eSQL\u8bed\u53e5\u7ed3\u679c\u96c6\u7684\u865a\u62df\u8868\u3002\u8981\u521b\u5efa\u89c6\u56fe\uff0c\u53ef\u4ee5\u5728\u540c\u4e00SQL\u8bed\u53e5\u524d\u52a0\u4e0aCREATE VIEW&#8230;\u5e76\u6267\u884c\u76f8\u540c\u7684SQL\u8bed\u53e5\uff1a<\/p>\n<pre class=\"post-pre\"><code>CREATE VIEW customers_no_return_rental_date AS\r\nselect\r\n rental.rental_id, rental.customer_id, rental.rental_date, customer.email\r\n FROM \u30ec\u30f3\u30bf\u30eb\r\n left join customer on\r\n customer.customer_id = rental.customer_id\r\n WHERE return_date IS NULL;`\u30af\u30ea\u30c3\u30d7\u30dc\u30fc\u30c9\u306b\u30b3\u30d4\u30fc\r\n<\/code><\/pre>\n<p>\u8ba9\u6211\u4eec\u4e3a\u4e86\u67e5\u770b\u8fd9\u4e2a\u89c6\u56fe\uff0c\u767b\u9646pgweb\u4eea\u8868\u677f\uff0c\u5c55\u5f00Views\u4e0b\u62c9\u83dc\u5355\uff0c\u7136\u540e\u70b9\u51fbcustomers_no_return_retental_date\u4ee5\u67e5\u770b\u76f8\u540c\u7684\u4fe1\u606f\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d497b37434c4406cafdde\/47-0.5\" alt=\"\u30ec\u30f3\u30bf\u30eb\u8fd4\u5374\u65e5\u304c\u306a\u3044\u9867\u5ba2\u306e\u8868\u793a\" \/><\/div>\n<p>\u89e3\u5f00\u4e86\u7b2c\u4e00\u4e2a\u8c1c\u9898\u540e\uff0c\u8783\u87f9\u79df\u8f66\u516c\u53f8\u83b7\u5f97\u4e86\u4e00\u9879\u65b0\u7684\u6536\u5165\u6765\u6e90\u2014\u2014\u6ede\u7eb3\u8d39\uff01<\/p>\n<h4>\u7535\u5f71\u5e93\u5b58\u662f\u5426\u80fd\u591f\u53cd\u6620\u51fa\u9700\u6c42\uff08\u6216\u8005\u4e0d\u80fd\u53cd\u6620\u9700\u6c42\uff09\u3002<\/h4>\n<p>\u7531\u4e8e\u83b7\u5f97\u4e86\u65b0\u7684\u81ea\u4fe1\uff0c\u6211\u4eec\u5c06\u6295\u8eab\u4e8e\u89e3\u51b3\u7b2c\u4e8c\u4e2a\u8c1c\u9898\u3002\u4e3a\u4e86\u5b8c\u6210\u8fd9\u4e2a\u4efb\u52a1\uff0c\u6211\u4eec\u5c06\u4f7f\u7528\u4e24\u4e2a\u89c6\u56fe\u3002\u4e00\u4e2a\u89c6\u56fe\u662f\u6839\u636e\u6700\u9ad8\u9500\u552e\u989d\u7684\u7535\u5f71\u7c7b\u522b\uff08\u8868\u793a\u9700\u6c42\uff09\uff0c\u53e6\u4e00\u4e2a\u662f\u6839\u636e\u7c7b\u522b\u7684\u5e93\u5b58\u91cf\u3002\u7b2c\u4e00\u4e2a\u89c6\u56fe sales_by_film_category \u5df2\u7ecf\u5b58\u5728\u4e8e\u793a\u4f8b\u6570\u636e\u5e93\u4e2d\u3002\u5728 Query \u6807\u7b7e\u9875\u4e2d\u6267\u884c\u4ee5\u4e0b SQL \u8bed\u53e5\uff0c\u751f\u6210 inventory_by_film_category \u89c6\u56fe\u3002<\/p>\n<pre class=\"post-pre\"><code>CREATE VIEW inventory_by_film_category AS\r\n\u9078\u629e\r\n category.name\u3001\r\n inventory_count\r\n\u304b\u3089\r\n \u30ab\u30c6\u30b4\u30ea\r\nleft join film_category on\r\n category.category_id = film_category.category_id\r\n\u5de6join inventory on\r\n film_category.film_id = inventory.film_id\r\n\u30b0\u30eb\u30fc\u30d7\r\n \u30ab\u30c6\u30b4\u30ea\u30fc\u540d\r\norder by\r\n inventory_count desc;`\u30af\u30ea\u30c3\u30d7\u30dc\u30fc\u30c9\u306b\u30b3\u30d4\u30fc\r\n<\/code><\/pre>\n<p>\u73b0\u5728\u7ba1\u7406\u5458\u53ef\u4ee5\u901a\u8fc7\u70b9\u51fb\u89c6\u56fe\u6765\u67e5\u770b\u6309\u7535\u5f71\u7c7b\u522b\u5212\u5206\u7684\u9500\u552e\u989d\u548c\u5e93\u5b58\u6570\u91cf\u4e86\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d497b37434c4406cafdde\/53-0.5\" alt=\"\u6620\u753b\u30ab\u30c6\u30b4\u30ea\u30fc\u5225\u58f2\u4e0a\u9ad8\" \/><\/div>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d497b37434c4406cafdde\/54-0.5\" alt=\"\u6620\u753b\u30ab\u30c6\u30b4\u30ea\u30fc\u5225\u5728\u5eab\" \/><\/div>\n<p>\u6839\u636e\u4ee5\u4e0a\u4fe1\u606f\uff0c\u5efa\u8bae\u7ba1\u7406\u5c42\u591a\u8ba2\u8d2d\u4e00\u4e9b\u620f\u5267\u548c\u559c\u5267\u7535\u5f71\u3002\u7531\u4e8e\u8fd9\u4e9b\u89c2\u770b\u4e0d\u9700\u8981\u4e13\u4e1a\u77e5\u8bc6\uff0c\u56e0\u6b64\u5361\u5c3c\u79df\u8d41\u7684\u7ba1\u7406\u5c42\u53ef\u4ee5\u5728\u65e0\u9700\u6570\u636e\u5206\u6790\u5e08\u7684\u60c5\u51b5\u4e0b\u8c03\u6574\u5e93\u5b58\u5e73\u8861\u3002<\/p>\n<h4>\u5bf9\u8783\u87f9\u79df\u8d41\u6570\u636e\u5e93\u8fdb\u884c\u5ba1\u8ba1\u3002<\/h4>\n<p>\u8783\u87f9\u79df\u8d41\u516c\u53f8\u96c7\u7528\u4e86\u5916\u90e8\u516c\u53f8\u6765\u8fdb\u884c\u5168\u9762\u7684\u6570\u636e\u5e73\u53f0\u5b89\u5168\u5ba1\u8ba1\u3002\u8783\u87f9\u79df\u8d41\u516c\u53f8\u4f7f\u7528PostgreSQL\u6570\u636e\u5e93\uff0c\u8bb8\u591a\u5458\u5de5\u53ef\u4ee5\u8bbf\u95ee\u6570\u636e\u5e93\u7684\u8ba4\u8bc1\u4fe1\u606f\u3002\u6211\u4eec\u8981\u786e\u4fddPostgreSQL\u6570\u636e\u5e93\u8fd0\u884c\u6b63\u5e38\u4e14\u6ca1\u6709\u4e0d\u5fc5\u8981\u7684\u8bbf\u95ee\u3002PostgreSQL\u5185\u7f6e\u4e86\u5ba1\u8ba1\u529f\u80fd\uff0c\u800cpgweb\u63d0\u4f9b\u4e86\u4fbf\u6377\u7684\u8bbf\u95ee\u65b9\u5f0f\u3002\u901a\u8fc7\u4f7f\u7528SQL\u547d\u4ee4\u7684\u5386\u53f2\u8bb0\u5f55\uff0c\u6211\u4eec\u53ef\u4ee5\u67e5\u770b\u8c01\u8bbf\u95ee\u4e86\u6570\u636e\u5e93\u3002\u60a8\u53ef\u4ee5\u5728\u5386\u53f2\u8bb0\u5f55\u9009\u9879\u5361\u4e2d\u67e5\u770b\u4ee5\u4e0b\u793a\u4f8b\u67e5\u8be2\u5217\u8868\uff1a<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d497b37434c4406cafdde\/58-0.5\" alt=\"Query history\" \/><\/div>\n<p>\u6839\u636e\u65f6\u95f4\u6233\uff0c\u5728\u201c\u6d3b\u52a8\u201d\u9009\u9879\u5361\u4e2d\u53ef\u4ee5\u67e5\u770b\u6d3b\u52a8\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u5305\u62ec\u7528\u6237\u540d\u79f0\u3001\u5e94\u7528\u7a0b\u5e8f\/\u5ba2\u6237\u7aef\u540d\u79f0\u3001\u5ba2\u6237\u7aefIP\/\u7aef\u53e3\u4ee5\u53ca\u5176\u4ed6\u5728\u5ba1\u8ba1\u65f6\u91cd\u8981\u7684\u7ec6\u8282\u3002<\/p>\n<h3>\u603b\u7ed3<\/h3>\n<p>\u7531\u4e8e\u6211\u4eec\u7684\u56e2\u961f\u8c03\u67e5\uff0c\u8783\u87f9\u79df\u8d41\u516c\u53f8\u81f3\u5c11\u53ef\u4ee5\u7ee7\u7eed\u82df\u5ef6\u6b8b\u5598\u4e00\u6bb5\u65f6\u95f4\u800c\u4e0d\u4f1a\u88abDVD\u79df\u8d41\u884c\u4e1a\u6240\u6dd8\u6c70\u3002\u867d\u7136\u8fd9\u53ea\u662f\u4e00\u4e2a\u5047\u8bbe\u7684\u4f8b\u5b50\uff0c\u4f46\u8bb8\u591a\u4f01\u4e1a\u6b63\u5728\u5229\u7528\u7c7b\u4f3c\u7684\u6280\u672f\u8fdb\u884c\u57fa\u4e8e\u6570\u636e\u7684\u667a\u80fd\u51b3\u7b56\u3002\u4ece\u8fd9\u7bc7\u535a\u5ba2\u4e2d\u6211\u4eec\u5f97\u5230\u4e86\u4e09\u70b9\u6536\u83b7\uff1a<\/p>\n<p>1. \u6570\u636e\u5e93\u7684\u56fe\u5f62\u7528\u6237\u754c\u9762\u5de5\u5177\u5e76\u4e0d\u662f\u547d\u4ee4\u884c\u5de5\u5177\u7684\u66ff\u4ee3\uff0c\u800c\u662f\u4e00\u79cd\u8865\u5145\u3002<br \/>\n2. \u56fe\u5f62\u7528\u6237\u754c\u9762\u5de5\u5177\u53ef\u4ee5\u63d0\u9ad8\u751f\u4ea7\u529b\uff0c\u7f29\u77ed\u5b66\u4e60\u66f2\u7ebf\uff0c\u5e76\u63d0\u4f9b\u5176\u4ed6\u529f\u80fd\uff0c\u5982\u5168\u6587\u641c\u7d22\u548c\u6027\u80fd\u4f18\u5316\u3002<br \/>\n3. Pgweb\u53ea\u662f\u6570\u636e\u5e93GUI\u5de5\u5177\u7684\u4e00\u79cd\u9009\u62e9\uff0c\u8bf7\u6839\u636e\u60a8\u7684\u4f7f\u7528\u60c5\u51b5\u9009\u62e9\u5408\u9002\u7684\u5de5\u5177\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5bfb\u627ePostgreSQL\u7684\u5168\u6258\u7ba1\u6258\u7ba1\u670d\u52a1\uff0c\u8bf7\u8003\u8651\u4f7f\u7528Aiven for PostgreSQL\u00ae\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7528pgweb\u7ffb\u8bd1\u89e3\u51b3\u4e00\u4e2a\u5173\u4e8eDVD\u79df\u8d41\u7684\u795e\u79d8\u8c1c\u9898\u3002 2022\u5e74\u76849\u67088\u65e5 \u4f7f\u7528pgweb\u6765\u89e3\u5f00DVD\u79df\u8d41\u4e4b\u8c1c\u3002 [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-41873","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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