{"id":168401,"date":"2024-11-06T12:04:21","date_gmt":"2024-11-06T04:04:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/168401\/"},"modified":"2024-11-06T12:04:22","modified_gmt":"2024-11-06T04:04:22","slug":"sql-%e5%95%8f%e9%a1%8c%e8%88%87%e8%a7%a3%e7%ad%94-%e6%95%b8%e6%93%9a%e5%ba%ab%e7%a7%bb%e5%8b%95%e3%80%81%e6%80%a7%e8%83%bd%e5%84%aa%e5%8c%96%e3%80%81%e5%82%99%e4%bb%bd%e5%92%8c%e9%8f%a1%e5%83%8f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/168401\/","title":{"rendered":"SQL \u554f\u984c\u8207\u89e3\u7b54 &#8211; \u6578\u64da\u5eab\u79fb\u52d5\u3001\u6027\u80fd\u512a\u5316\u3001\u5099\u4efd\u548c\u93e1\u50cf"},"content":{"rendered":"<h1 id=\"sql-%e5%95%8f%e9%a1%8c%e8%88%87%e8%a7%a3%e7%ad%94-%e6%95%b8%e6%93%9a%e5%ba%ab%e7%a7%bb%e5%8b%95%e3%80%81%e6%80%a7%e8%83%bd%e5%84%aa%e5%8c%96%e3%80%81%e5%82%99%e4%bb%bd%e5%92%8c%e9%8f%a1%e5%83%8f-avuHDueTpw\">SQL \u554f\u984c\u8207\u89e3\u7b54 &#8211; \u6578\u64da\u5eab\u79fb\u52d5\u3001\u6027\u80fd\u512a\u5316\u3001\u5099\u4efd\u548c\u93e1\u50cf<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0cSQL\uff08\u7d50\u69cb\u5316\u67e5\u8a62\u8a9e\u8a00\uff09\u662f\u7ba1\u7406\u548c\u64cd\u4f5c\u6578\u64da\u5eab\u7684\u6838\u5fc3\u5de5\u5177\u3002\u7121\u8ad6\u662f\u4f01\u696d\u9084\u662f\u500b\u4eba\u958b\u767c\u8005\uff0c\u4e86\u89e3SQL\u7684\u57fa\u672c\u554f\u984c\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u90fd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6578\u64da\u5eab\u79fb\u52d5\u3001\u6027\u80fd\u512a\u5316\u3001\u5099\u4efd\u548c\u93e1\u50cf\u7b49\u65b9\u9762\u7684\u5e38\u898b\u554f\u984c\u53ca\u5176\u89e3\u7b54\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e7%a7%bb%e5%8b%95-avuHDueTpw\">\u6578\u64da\u5eab\u79fb\u52d5<\/h2>\n<p>\u6578\u64da\u5eab\u79fb\u52d5\u662f\u6307\u5c07\u6578\u64da\u5eab\u5f9e\u4e00\u500b\u4f3a\u670d\u5668\u6216\u74b0\u5883\u8f49\u79fb\u5230\u53e6\u4e00\u500b\u4f3a\u670d\u5668\u6216\u74b0\u5883\u7684\u904e\u7a0b\u3002\u9019\u53ef\u80fd\u662f\u56e0\u70ba\u5347\u7d1a\u786c\u9ad4\u3001\u8b8a\u66f4\u670d\u52d9\u63d0\u4f9b\u5546\u6216\u662f\u9700\u8981\u66f4\u597d\u7684\u6027\u80fd\u3002<\/p>\n<h3 id=\"%e5%b8%b8%e8%a6%8b%e5%95%8f%e9%a1%8c-avuHDueTpw\">\u5e38\u898b\u554f\u984c<\/h3>\n<ul>\n<li><strong>\u5982\u4f55\u5b89\u5168\u5730\u79fb\u52d5\u6578\u64da\u5eab\uff1f<\/strong><\/li>\n<p>\u5728\u79fb\u52d5\u6578\u64da\u5eab\u4e4b\u524d\uff0c\u9996\u5148\u8981\u9032\u884c\u5b8c\u6574\u7684\u5099\u4efd\u3002\u4f7f\u7528\u4ee5\u4e0bSQL\u547d\u4ee4\u53ef\u4ee5\u5275\u5efa\u5099\u4efd\uff1a<\/p>\n<pre><code>BACKUP DATABASE [YourDatabase] TO DISK = 'C:BackupYourDatabase.bak'<\/code><\/pre>\n<p>\u7136\u5f8c\uff0c\u5c07\u5099\u4efd\u6587\u4ef6\u50b3\u8f38\u5230\u65b0\u4f3a\u670d\u5668\uff0c\u4e26\u5728\u65b0\u4f3a\u670d\u5668\u4e0a\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u9084\u539f\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>RESTORE DATABASE [YourDatabase] FROM DISK = 'C:BackupYourDatabase.bak'<\/code><\/pre>\n<li><strong>\u79fb\u52d5\u5f8c\u5982\u4f55\u9a57\u8b49\u6578\u64da\u5b8c\u6574\u6027\uff1f<\/strong><\/li>\n<p>\u53ef\u4ee5\u901a\u904e\u6bd4\u8f03\u6e90\u6578\u64da\u5eab\u548c\u76ee\u6a19\u6578\u64da\u5eab\u4e2d\u7684\u8a18\u9304\u6578\u91cf\u548c\u6578\u64da\u6458\u8981\u4f86\u9a57\u8b49\u6578\u64da\u5b8c\u6574\u6027\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\u4f86\u6aa2\u67e5\u8a18\u9304\u6578\u91cf\uff1a<\/p>\n<pre><code>SELECT COUNT(*) FROM YourTable<\/code><\/pre>\n<\/ul>\n<h2 id=\"%e6%80%a7%e8%83%bd%e5%84%aa%e5%8c%96-avuHDueTpw\">\u6027\u80fd\u512a\u5316<\/h2>\n<p>\u6578\u64da\u5eab\u6027\u80fd\u512a\u5316\u662f\u78ba\u4fdd\u61c9\u7528\u7a0b\u5e8f\u9ad8\u6548\u904b\u884c\u7684\u95dc\u9375\u3002\u6027\u80fd\u554f\u984c\u53ef\u80fd\u6703\u5c0e\u81f4\u67e5\u8a62\u7de9\u6162\u548c\u8cc7\u6e90\u6d6a\u8cbb\u3002<\/p>\n<h3 id=\"%e5%b8%b8%e8%a6%8b%e5%95%8f%e9%a1%8c-avuHDueTpw\">\u5e38\u898b\u554f\u984c<\/h3>\n<ul>\n<li><strong>\u5982\u4f55\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\uff1f<\/strong><\/li>\n<p>\u4f7f\u7528\u7d22\u5f15\u662f\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u7684\u6709\u6548\u65b9\u6cd5\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5275\u5efa\u7d22\u5f15\uff1a<\/p>\n<pre><code>CREATE INDEX idx_column_name ON YourTable(column_name)<\/code><\/pre>\n<p>\u6b64\u5916\uff0c\u5b9a\u671f\u5206\u6790\u67e5\u8a62\u8a08\u5283\u4ee5\u8b58\u5225\u6027\u80fd\u74f6\u9838\u4e5f\u662f\u5fc5\u8981\u7684\u3002<\/p>\n<li><strong>\u5982\u4f55\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u9396\u5b9a\u554f\u984c\uff1f<\/strong><\/li>\n<p>\u4f7f\u7528\u9069\u7576\u7684\u4e8b\u52d9\u9694\u96e2\u7d1a\u5225\u53ef\u4ee5\u6e1b\u5c11\u9396\u5b9a\u554f\u984c\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u8b80\u53d6\u672a\u63d0\u4ea4\u7684\u9694\u96e2\u7d1a\u5225\uff1a<\/p>\n<pre><code>SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED<\/code><\/pre>\n<\/ul>\n<h2 id=\"%e5%82%99%e4%bb%bd%e5%92%8c%e9%8f%a1%e5%83%8f-avuHDueTpw\">\u5099\u4efd\u548c\u93e1\u50cf<\/h2>\n<p>\u6578\u64da\u5eab\u5099\u4efd\u548c\u93e1\u50cf\u662f\u4fdd\u8b77\u6578\u64da\u7684\u91cd\u8981\u63aa\u65bd\u3002\u5099\u4efd\u53ef\u4ee5\u9632\u6b62\u6578\u64da\u4e1f\u5931\uff0c\u800c\u93e1\u50cf\u5247\u63d0\u4f9b\u4e86\u5373\u6642\u7684\u6578\u64da\u5197\u9918\u3002<\/p>\n<h3 id=\"%e5%b8%b8%e8%a6%8b%e5%95%8f%e9%a1%8c-avuHDueTpw\">\u5e38\u898b\u554f\u984c<\/h3>\n<ul>\n<li><strong>\u5982\u4f55\u8a2d\u7f6e\u81ea\u52d5\u5099\u4efd\uff1f<\/strong><\/li>\n<p>\u53ef\u4ee5\u4f7f\u7528SQL Server\u4ee3\u7406\u4f86\u8a2d\u7f6e\u81ea\u52d5\u5099\u4efd\u4efb\u52d9\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u5099\u4efd\u4efb\u52d9\u793a\u4f8b\uff1a<\/p>\n<pre><code>EXEC msdb.dbo.sp_add_job @job_name = 'Database Backup'<\/code><\/pre>\n<p>\u7136\u5f8c\uff0c\u6dfb\u52a0\u6b65\u9a5f\u548c\u8a08\u5283\u4ee5\u5b9a\u671f\u57f7\u884c\u5099\u4efd\u3002<\/p>\n<li><strong>\u6578\u64da\u5eab\u93e1\u50cf\u7684\u512a\u52e2\u662f\u4ec0\u9ebc\uff1f<\/strong><\/li>\n<p>\u6578\u64da\u5eab\u93e1\u50cf\u63d0\u4f9b\u4e86\u9ad8\u53ef\u7528\u6027\u548c\u707d\u96e3\u6062\u5fa9\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u7576\u4e3b\u6578\u64da\u5eab\u51fa\u73fe\u6545\u969c\u6642\uff0c\u53ef\u4ee5\u8fc5\u901f\u5207\u63db\u5230\u93e1\u50cf\u6578\u64da\u5eab\uff0c\u5f9e\u800c\u6700\u5c0f\u5316\u505c\u6a5f\u6642\u9593\u3002<\/p>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-avuHDueTpw\">\u7e3d\u7d50<\/h2>\n<p>\u4e86\u89e3SQL\u7684\u57fa\u672c\u554f\u984c\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u81f3\u95dc\u91cd\u8981\u3002\u7121\u8ad6\u662f\u6578\u64da\u5eab\u79fb\u52d5\u3001\u6027\u80fd\u512a\u5316\uff0c\u9084\u662f\u5099\u4efd\u548c\u93e1\u50cf\uff0c\u638c\u63e1\u9019\u4e9b\u77e5\u8b58\u90fd\u80fd\u5e6b\u52a9\u7528\u6236\u66f4\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u548c\u7a69\u5b9a\u6027\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u662f\u660e\u667a\u7684\u9078\u64c7\u3002\u7121\u8ad6\u662f\u5728\u9999\u6e2f\u9084\u662f\u5176\u4ed6\u5730\u5340\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u90fd\u80fd\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u548c\u9ad8\u6548\u904b\u884c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22SQL\u554f\u984c\u8207\u89e3\u7b54\uff0c\u6db5\u84cb\u6578\u64da\u5eab\u79fb\u52d5\u3001\u6027\u80fd\u512a\u5316\u3001\u5099\u4efd\u548c\u93e1\u50cf\uff0c\u52a9\u60a8\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-168401","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/168401","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=168401"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/168401\/revisions"}],"predecessor-version":[{"id":168402,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/168401\/revisions\/168402"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=168401"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=168401"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=168401"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}