{"id":172639,"date":"2024-11-07T14:48:17","date_gmt":"2024-11-07T06:48:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/172639\/"},"modified":"2024-11-07T14:48:18","modified_gmt":"2024-11-07T06:48:18","slug":"%e5%a6%82%e4%bd%95%e6%9f%a5%e7%9c%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ba%8f%e5%88%97%e8%99%9f%ef%bc%9f-%e6%9f%a5%e7%9c%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%ba%8f%e5%88%97%e8%99%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/172639\/","title":{"rendered":"\u5982\u4f55\u67e5\u770b\u6578\u64da\u5eab\u5e8f\u5217\u865f\uff1f (\u67e5\u770b\u6578\u64da\u5eab\u7684\u5e8f\u5217\u865f)"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e6%9f%a5%e7%9c%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ba%8f%e5%88%97%e8%99%9f%ef%bc%9f-%e6%9f%a5%e7%9c%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%ba%8f%e5%88%97%e8%99%9f-GtiuctrFfI\">\u5982\u4f55\u67e5\u770b\u6578\u64da\u5eab\u5e8f\u5217\u865f\uff1f (\u67e5\u770b\u6578\u64da\u5eab\u7684\u5e8f\u5217\u865f)<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u5e8f\u5217\u865f\u662f\u4e00\u500b\u91cd\u8981\u7684\u6982\u5ff5\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u81ea\u52d5\u589e\u9577\u7684\u4e3b\u9375\u6642\u3002\u5e8f\u5217\u865f\u901a\u5e38\u7528\u65bc\u751f\u6210\u552f\u4e00\u7684\u6a19\u8b58\u7b26\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u67e5\u770b\u6578\u64da\u5eab\u7684\u5e8f\u5217\u865f\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u6b65\u9a5f\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ba%8f%e5%88%97%e8%99%9f%ef%bc%9f-GtiuctrFfI\">\u4ec0\u9ebc\u662f\u6578\u64da\u5eab\u5e8f\u5217\u865f\uff1f<\/h2>\n<p>\u6578\u64da\u5eab\u5e8f\u5217\u865f\u662f\u4e00\u7a2e\u6578\u64da\u5eab\u5c0d\u8c61\uff0c\u7528\u65bc\u751f\u6210\u4e00\u7cfb\u5217\u552f\u4e00\u7684\u6574\u6578\u3002\u9019\u4e9b\u6574\u6578\u901a\u5e38\u7528\u4f5c\u8868\u4e2d\u7684\u4e3b\u9375\uff0c\u78ba\u4fdd\u6bcf\u4e00\u884c\u6578\u64da\u90fd\u6709\u4e00\u500b\u552f\u4e00\u7684\u6a19\u8b58\u7b26\u3002\u5e8f\u5217\u865f\u7684\u751f\u6210\u65b9\u5f0f\u53ef\u4ee5\u662f\u81ea\u52d5\u589e\u9577\u7684\uff0c\u4e5f\u53ef\u4ee5\u662f\u6839\u64da\u7279\u5b9a\u7684\u898f\u5247\u9032\u884c\u751f\u6210\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%9f%a5%e7%9c%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%ba%8f%e5%88%97%e8%99%9f-GtiuctrFfI\">\u5982\u4f55\u67e5\u770b\u6578\u64da\u5eab\u7684\u5e8f\u5217\u865f<\/h2>\n<p>\u67e5\u770b\u6578\u64da\u5eab\u7684\u5e8f\u5217\u865f\u901a\u5e38\u53d6\u6c7a\u65bc\u6240\u4f7f\u7528\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08DBMS\uff09\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u6578\u64da\u5eab\u7cfb\u7d71\u4e2d\u67e5\u770b\u5e8f\u5217\u865f\u7684\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e5%9c%a8-oracle-%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%9f%a5%e7%9c%8b%e5%ba%8f%e5%88%97%e8%99%9f-GtiuctrFfI\">1. \u5728 Oracle \u6578\u64da\u5eab\u4e2d\u67e5\u770b\u5e8f\u5217\u865f<\/h3>\n<p>\u5728 Oracle \u6578\u64da\u5eab\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u67e5\u770b\u6240\u6709\u5e8f\u5217\u865f\uff1a<\/p>\n<pre><code>SELECT sequence_name, last_number \nFROM user_sequences;<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de\u7576\u524d\u7528\u6236\u64c1\u6709\u7684\u6240\u6709\u5e8f\u5217\u865f\u53ca\u5176\u6700\u5f8c\u751f\u6210\u7684\u6578\u5b57\u3002<\/p>\n<h3 id=\"2-%e5%9c%a8-postgresql-%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%9f%a5%e7%9c%8b%e5%ba%8f%e5%88%97%e8%99%9f-GtiuctrFfI\">2. \u5728 PostgreSQL \u6578\u64da\u5eab\u4e2d\u67e5\u770b\u5e8f\u5217\u865f<\/h3>\n<p>\u5728 PostgreSQL \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u67e5\u770b\u5e8f\u5217\u865f\uff1a<\/p>\n<pre><code>SELECT sequence_name, last_value \nFROM information_schema.sequences \nWHERE sequence_schema = 'public';<\/code><\/pre>\n<p>\u9019\u5c07\u5217\u51fa\u6240\u6709\u5728\u516c\u5171\u6a21\u5f0f\u4e0b\u7684\u5e8f\u5217\u865f\u53ca\u5176\u6700\u5f8c\u7684\u503c\u3002<\/p>\n<h3 id=\"3-%e5%9c%a8-mysql-%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%9f%a5%e7%9c%8b%e8%87%aa%e5%a2%9e%e5%88%97-GtiuctrFfI\">3. \u5728 MySQL \u6578\u64da\u5eab\u4e2d\u67e5\u770b\u81ea\u589e\u5217<\/h3>\n<p>MySQL \u4e0d\u76f4\u63a5\u4f7f\u7528\u5e8f\u5217\u865f\u7684\u6982\u5ff5\uff0c\u800c\u662f\u4f7f\u7528\u81ea\u589e\u5217\u3002\u8981\u67e5\u770b\u81ea\u589e\u5217\u7684\u7576\u524d\u503c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\uff1a<\/p>\n<pre><code>SELECT AUTO_INCREMENT \nFROM information_schema.tables \nWHERE table_name = 'your_table_name' \nAND table_schema = 'your_database_name';<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u6307\u5b9a\u8868\u7684\u81ea\u589e\u5217\u7684\u4e0b\u4e00\u500b\u503c\u3002<\/p>\n<h3 id=\"4-%e5%9c%a8-sql-server-%e4%b8%ad%e6%9f%a5%e7%9c%8b%e5%ba%8f%e5%88%97%e8%99%9f-GtiuctrFfI\">4. \u5728 SQL Server \u4e2d\u67e5\u770b\u5e8f\u5217\u865f<\/h3>\n<p>\u5728 SQL Server \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u67e5\u770b\u5e8f\u5217\u865f\uff1a<\/p>\n<pre><code>SELECT name, current_value \nFROM sys.sequences;<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u6240\u6709\u5e8f\u5217\u865f\u53ca\u5176\u7576\u524d\u503c\u3002<\/p>\n<h2 id=\"%e5%ba%8f%e5%88%97%e8%99%9f%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-GtiuctrFfI\">\u5e8f\u5217\u865f\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>\u5e8f\u5217\u865f\u5728\u8a31\u591a\u61c9\u7528\u5834\u666f\u4e2d\u90fd\u975e\u5e38\u6709\u7528\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><strong>\u4e3b\u9375\u751f\u6210\uff1a<\/strong>\u5728\u6578\u64da\u8868\u4e2d\uff0c\u5e8f\u5217\u865f\u53ef\u4ee5\u7528\u4f5c\u4e3b\u9375\uff0c\u78ba\u4fdd\u6bcf\u4e00\u884c\u6578\u64da\u7684\u552f\u4e00\u6027\u3002<\/li>\n<li><strong>\u8a02\u55ae\u7de8\u865f\uff1a<\/strong>\u5728\u96fb\u5b50\u5546\u52d9\u7cfb\u7d71\u4e2d\uff0c\u5e8f\u5217\u865f\u53ef\u4ee5\u7528\u65bc\u751f\u6210\u552f\u4e00\u7684\u8a02\u55ae\u7de8\u865f\u3002<\/li>\n<li><strong>\u65e5\u8a8c\u8a18\u9304\uff1a<\/strong>\u5728\u65e5\u8a8c\u7cfb\u7d71\u4e2d\uff0c\u5e8f\u5217\u865f\u53ef\u4ee5\u7528\u65bc\u6a19\u8b58\u6bcf\u4e00\u689d\u65e5\u8a8c\u7684\u552f\u4e00\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-GtiuctrFfI\">\u7e3d\u7d50<\/h2>\n<p>\u67e5\u770b\u6578\u64da\u5eab\u7684\u5e8f\u5217\u865f\u662f\u4e00\u500b\u91cd\u8981\u7684\u7ba1\u7406\u4efb\u52d9\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u3002\u4e0d\u540c\u7684\u6578\u64da\u5eab\u7cfb\u7d71\u6709\u4e0d\u540c\u7684\u65b9\u6cd5\u4f86\u67e5\u770b\u5e8f\u5217\u865f\uff0c\u4e86\u89e3\u9019\u4e9b\u65b9\u6cd5\u80fd\u5920\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u3002\u5982\u679c\u60a8\u9700\u8981\u9ad8\u6548\u7684\u6578\u64da\u5eab\u7ba1\u7406\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u4f86\u652f\u6301\u60a8\u7684\u696d\u52d9\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u67e5\u770b\u6578\u64da\u5eab\u4e2d\u7684\u5e8f\u5217\u865f\uff0c\u638c\u63e1\u67e5\u8a62\u65b9\u6cd5\u548c\u6280\u5de7\uff0c\u8f15\u9b06\u7372\u53d6\u6240\u9700\u7684\u5e8f\u5217\u865f\u4fe1\u606f\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-172639","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/172639","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=172639"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/172639\/revisions"}],"predecessor-version":[{"id":172640,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/172639\/revisions\/172640"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=172639"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=172639"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=172639"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}