{"id":160709,"date":"2024-11-04T00:21:28","date_gmt":"2024-11-03T16:21:28","guid":{"rendered":"https:\/\/server.hk\/cnblog\/160709\/"},"modified":"2024-11-04T00:21:29","modified_gmt":"2024-11-03T16:21:29","slug":"sqlite-%e6%95%99%e7%a8%8b%ef%bc%9asqlite-%e6%97%a5%e6%9c%9f-%e6%99%82%e9%96%93","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/160709\/","title":{"rendered":"SQLITE \u6559\u7a0b\uff1aSQLite \u65e5\u671f &amp; \u6642\u9593"},"content":{"rendered":"<h1 id=\"sqlite-%e6%95%99%e7%a8%8b%ef%bc%9asqlite-%e6%97%a5%e6%9c%9f-%e6%99%82%e9%96%93-nlvyiXgJze\">SQLite \u6559\u7a0b\uff1aSQLite \u65e5\u671f &amp; \u6642\u9593<\/h1>\n<p>SQLite \u662f\u4e00\u500b\u8f15\u91cf\u7d1a\u7684\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5f0f\u4e2d\u3002\u5b83\u7684\u7c21\u55ae\u6027\u548c\u9ad8\u6548\u6027\u4f7f\u5176\u6210\u70ba\u958b\u767c\u8005\u7684\u71b1\u9580\u9078\u64c7\u3002\u5728\u9019\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c07\u6df1\u5165\u63a2\u8a0e SQLite \u4e2d\u7684\u65e5\u671f\u548c\u6642\u9593\u8655\u7406\uff0c\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7406\u89e3\u5982\u4f55\u5728 SQLite \u4e2d\u4f7f\u7528\u9019\u4e9b\u529f\u80fd\u3002<\/p>\n<h2 id=\"sqlite-%e6%97%a5%e6%9c%9f%e5%92%8c%e6%99%82%e9%96%93%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-nlvyiXgJze\">SQLite \u65e5\u671f\u548c\u6642\u9593\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>SQLite \u4e0d\u50cf\u5176\u4ed6\u8cc7\u6599\u5eab\u7cfb\u7d71\u90a3\u6a23\u6709\u5c08\u9580\u7684\u65e5\u671f\u548c\u6642\u9593\u8cc7\u6599\u985e\u578b\u3002\u76f8\u53cd\uff0c\u5b83\u5c07\u65e5\u671f\u548c\u6642\u9593\u5b58\u5132\u70ba\u6587\u672c\u3001\u6574\u6578\u6216\u5be6\u6578\u3002\u9019\u610f\u5473\u8457\u958b\u767c\u8005\u9700\u8981\u6839\u64da\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u5b58\u5132\u683c\u5f0f\u3002<\/p>\n<ul>\n<li><strong>\u6587\u672c\u683c\u5f0f\uff1a<\/strong>\u4ee5 ISO 8601 \u683c\u5f0f\uff08YYYY-MM-DD HH:MM:SS\uff09\u5b58\u5132\uff0c\u4f8b\u5982 &#8216;2023-10-01 12:00:00&#8217;\u3002<\/li>\n<li><strong>\u6574\u6578\u683c\u5f0f\uff1a<\/strong>\u4ee5 Unix \u6642\u9593\u6233\uff08\u81ea 1970 \u5e74 1 \u6708 1 \u65e5\u4ee5\u4f86\u7684\u79d2\u6578\uff09\u5b58\u5132\uff0c\u4f8b\u5982 1696156800\u3002<\/li>\n<li><strong>\u5be6\u6578\u683c\u5f0f\uff1a<\/strong>\u4ee5 Julian \u65e5\u671f\u683c\u5f0f\u5b58\u5132\uff0c\u9019\u662f\u4e00\u7a2e\u9023\u7e8c\u7684\u65e5\u671f\u8868\u793a\u6cd5\uff0c\u4f8b\u5982 2459550.5\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%97%a5%e6%9c%9f%e5%92%8c%e6%99%82%e9%96%93%e7%9a%84%e5%87%bd%e6%95%b8-nlvyiXgJze\">\u65e5\u671f\u548c\u6642\u9593\u7684\u51fd\u6578<\/h2>\n<p>SQLite \u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u5167\u5efa\u51fd\u6578\u4f86\u8655\u7406\u65e5\u671f\u548c\u6642\u9593\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u51fd\u6578\uff1a<\/p>\n<ul>\n<li><code>date()<\/code>\uff1a\u8fd4\u56de\u7576\u524d\u65e5\u671f\u6216\u6307\u5b9a\u65e5\u671f\u7684\u65e5\u671f\u90e8\u5206\u3002<\/li>\n<li><code>time()<\/code>\uff1a\u8fd4\u56de\u7576\u524d\u6642\u9593\u6216\u6307\u5b9a\u6642\u9593\u7684\u6642\u9593\u90e8\u5206\u3002<\/li>\n<li><code>datetime()<\/code>\uff1a\u8fd4\u56de\u7576\u524d\u65e5\u671f\u548c\u6642\u9593\u6216\u6307\u5b9a\u65e5\u671f\u548c\u6642\u9593\u7684\u5b8c\u6574\u8868\u793a\u3002<\/li>\n<li><code>strftime()<\/code>\uff1a\u6839\u64da\u6307\u5b9a\u683c\u5f0f\u8fd4\u56de\u65e5\u671f\u548c\u6642\u9593\u7684\u5b57\u7b26\u4e32\u8868\u793a\u3002<\/li>\n<li><code>julianday()<\/code>\uff1a\u8fd4\u56de\u6307\u5b9a\u65e5\u671f\u7684 Julian \u65e5\u671f\u3002<\/li>\n<\/ul>\n<h3 id=\"%e4%bd%bf%e7%94%a8%e7%af%84%e4%be%8b-nlvyiXgJze\">\u4f7f\u7528\u7bc4\u4f8b<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4f7f\u7528\u9019\u4e9b\u51fd\u6578\u7684\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>-- \u7372\u53d6\u7576\u524d\u65e5\u671f\nSELECT date('now');\n\n-- \u7372\u53d6\u7576\u524d\u6642\u9593\nSELECT time('now');\n\n-- \u7372\u53d6\u7576\u524d\u65e5\u671f\u548c\u6642\u9593\nSELECT datetime('now');\n\n-- \u683c\u5f0f\u5316\u65e5\u671f\nSELECT strftime('%Y-%m-%d %H:%M:%S', 'now');\n\n-- \u7372\u53d6\u6307\u5b9a\u65e5\u671f\u7684 Julian \u65e5\u671f\nSELECT julianday('2023-10-01');<\/code><\/pre>\n<h2 id=\"%e6%97%a5%e6%9c%9f%e5%92%8c%e6%99%82%e9%96%93%e7%9a%84%e9%81%8b%e7%ae%97-nlvyiXgJze\">\u65e5\u671f\u548c\u6642\u9593\u7684\u904b\u7b97<\/h2>\n<p>SQLite \u5141\u8a31\u5c0d\u65e5\u671f\u548c\u6642\u9593\u9032\u884c\u904b\u7b97\uff0c\u4f8b\u5982\u52a0\u6e1b\u5929\u6578\u3001\u6708\u4efd\u6216\u5e74\u4efd\u3002\u9019\u53ef\u4ee5\u901a\u904e\u5728\u65e5\u671f\u4e0a\u6dfb\u52a0\u6216\u6e1b\u53bb\u6642\u9593\u9593\u9694\u4f86\u5be6\u73fe\u3002<\/p>\n<h3 id=\"%e9%81%8b%e7%ae%97%e7%af%84%e4%be%8b-nlvyiXgJze\">\u904b\u7b97\u7bc4\u4f8b<\/h3>\n<pre><code>-- \u5728\u7576\u524d\u65e5\u671f\u4e0a\u52a0 10 \u5929\nSELECT date('now', '+10 days');\n\n-- \u5728\u7576\u524d\u65e5\u671f\u4e0a\u6e1b 1 \u500b\u6708\nSELECT date('now', '-1 month');\n\n-- \u5728\u7576\u524d\u65e5\u671f\u4e0a\u52a0 1 \u5e74\nSELECT date('now', '+1 year');<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-nlvyiXgJze\">\u7d50\u8ad6<\/h2>\n<p>\u5728 SQLite \u4e2d\u8655\u7406\u65e5\u671f\u548c\u6642\u9593\u4e26\u4e0d\u8907\u96dc\uff0c\u901a\u904e\u4f7f\u7528\u5167\u5efa\u51fd\u6578\u548c\u9069\u7576\u7684\u683c\u5f0f\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u9032\u884c\u5404\u7a2e\u64cd\u4f5c\u3002\u7121\u8ad6\u662f\u5b58\u5132\u3001\u6aa2\u7d22\u9084\u662f\u904b\u7b97\uff0cSQLite \u90fd\u63d0\u4f9b\u4e86\u9748\u6d3b\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u6eff\u8db3\u9700\u6c42\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c\u60a8\u7684 SQLite \u61c9\u7528\u7a0b\u5f0f\uff0cServer.HK \u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u5404\u7a2e\u9700\u6c42\u3002\u7121\u8ad6\u662f\u500b\u4eba\u9805\u76ee\u9084\u662f\u5546\u696d\u61c9\u7528\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2SQLite\u4e2d\u7684\u65e5\u671f\u548c\u6642\u9593\u8655\u7406\uff0c\u638c\u63e1\u5982\u4f55\u5b58\u5132\u3001\u67e5\u8a62\u548c\u683c\u5f0f\u5316\u65e5\u671f\u6642\u9593\u6578\u64da\uff0c\u63d0\u5347\u6578\u64da\u5eab\u7ba1\u7406\u6280\u80fd\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-160709","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160709","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=160709"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160709\/revisions"}],"predecessor-version":[{"id":160710,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160709\/revisions\/160710"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=160709"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=160709"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=160709"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}