{"id":5358,"date":"2024-11-14T12:02:52","date_gmt":"2024-11-14T04:02:52","guid":{"rendered":"https:\/\/fwq.ai\/blog\/5358\/"},"modified":"2024-11-14T12:02:52","modified_gmt":"2024-11-14T04:02:52","slug":"oracle%e8%bd%ac%e4%b9%89%e5%ad%97%e7%ac%a6%e6%80%8e%e4%b9%88%e5%a4%84%e7%90%86","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/5358\/","title":{"rendered":"oracle\u8f6c\u4e49\u5b57\u7b26\u600e\u4e48\u5904\u7406"},"content":{"rendered":"

\n oracle \u4e2d\u7684\u8f6c\u4e49\u5b57\u7b26\u7528\u4e8e\u6307\u793a\u7279\u6b8a\u5b57\u7b26\u6216\u63a7\u5236\u5e8f\u5217\uff0c\u5305\u62ec\u884c\u8fde\u63a5\u3001\u5b57\u7b26\u4e32\u5b9a\u754c\u7b26\u3001\u6362\u884c\u7b26\u3001\u56de\u8f66\u7b26\u3001\u5236\u8868\u7b26\u548c\u9000\u683c\u7b26\u3002\u8f6c\u4e49\u5b57\u7b26\u5904\u7406\u901a\u5e38\u6d89\u53ca\u5728\u5b57\u7b26\u4e32\u4e2d\u8f6c\u4e49\u7279\u6b8a\u5b57\u7b26\u3001\u4f7f\u7528 | \u8fde\u63a5\u591a\u884c\u5b57\u7b26\u4e32\uff0c\u4ee5\u53ca\u4f7f\u7528\u53cd\u659c\u6760\u8f6c\u4e49\u8f6c\u4e49\u5b57\u7b26\u672c\u8eab\u3002\n<\/p><\/blockquote>\n

\"oracle\u8f6c\u4e49\u5b57\u7b26\u600e\u4e48\u5904\u7406\u63d2\u56fe\"<\/p>\n

Oracle \u8f6c\u4e49\u5b57\u7b26\u7684\u5904\u7406<\/strong><\/p>\n

\u5728 Oracle \u4e2d\uff0c\u8f6c\u4e49\u5b57\u7b26\u7528\u4e8e\u6307\u793a\u7279\u6b8a\u5b57\u7b26\u6216\u63a7\u5236\u5e8f\u5217\u7684\u542b\u4e49\u3002\u5e38\u7528\u7684\u8f6c\u4e49\u5b57\u7b26\u5982\u4e0b\uff1a<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n
**\u8f6c\u4e49\u5b57\u7b26<\/th>\n\u7528\u9014**<\/th>\n<\/tr>\n<\/thead>\n
<\/td>\n <\/td>\n\u884c\u8fde\u63a5<\/td>\n<\/tr>\n
‘<\/td>\n\u5b57\u7b26\u4e32\u5b9a\u754c\u7b26<\/td>\n<\/tr>\n
“<\/td>\n\u5b57\u7b26\u4e32\u5b9a\u754c\u7b26 (\u53cc\u5f15\u53f7)<\/td>\n<\/tr>\n
`<\/td>\n\u5b57\u7b26\u4e32\u5b9a\u754c\u7b26 (\u91cd\u97f3\u7b26)<\/td>\n<\/tr>\n
<\/td>\n\u6362\u884c\u7b26<\/td>\n<\/tr>\n
<\/td>\n\u56de\u8f66\u7b26<\/td>\n<\/tr>\n
<\/td>\n\u5236\u8868\u7b26<\/td>\n<\/tr>\n
<\/td>\n\u9000\u683c\u7b26<\/td>\n<\/tr>\n
<\/td>\n\u53cd\u659c\u6760<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u5904\u7406\u8f6c\u4e49\u5b57\u7b26<\/strong><\/p>\n

\u5904\u7406 Oracle \u4e2d\u7684\u8f6c\u4e49\u5b57\u7b26\u901a\u5e38\u91c7\u7528\u4ee5\u4e0b\u65b9\u5f0f\uff1a<\/p>\n

    \n
  • \u5b57\u7b26\u4e32\u4e2d\u8f6c\u4e49\u7279\u6b8a\u5b57\u7b26\uff1a<\/strong>\u5728\u5b57\u7b26\u4e32\u4e2d\u4f7f\u7528\u8f6c\u4e49\u5b57\u7b26\u53ef\u4ee5\u8f6c\u4e49\u7279\u6b8a\u5b57\u7b26\u7684\u7279\u6b8a\u542b\u4e49\u3002\u4f8b\u5982\uff0c\u8981\u5c06\u5355\u5f15\u53f7\u7528\u4f5c\u5b57\u7b26\u4e32\u7684\u4e00\u90e8\u5206\uff0c\u53ef\u4ee5\u4f7f\u7528\u8f6c\u4e49\u5b57\u7b26 “\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/li>\n<\/ul>\n
    SELECT 'He said, \"Hello\".' FROM dual;<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
      \n
    •  \u8fde\u63a5\u591a\u884c\u5b57\u7b26\u4e32\uff1a<\/strong>\u4f7f\u7528\u8f6c\u4e49\u5b57\u7b26 | \u53ef\u4ee5\u5c06\u591a\u884c\u5b57\u7b26\u4e32\u8fde\u63a5\u6210\u4e00\u884c\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u8bed\u53e5\u5c06\u4e24\u4e2a\u5b57\u7b26\u4e32\u8fde\u63a5\u6210\u4e00\u884c\uff1a<\/li>\n<\/ul>\n
      SELECT 'This is a ' || 'multi-line string.' FROM dual;<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \n
      •  \u4f7f\u7528\u53cd\u659c\u6760\u8f6c\u4e49\u8f6c\u4e49\u5b57\u7b26\uff1a<\/strong>\u5982\u679c\u9700\u8981\u5728\u5b57\u7b26\u4e32\u4e2d\u4f7f\u7528\u8f6c\u4e49\u5b57\u7b26\u672c\u8eab\uff0c\u5219\u9700\u8981\u4f7f\u7528\u53cd\u659c\u6760 \u6765\u8f6c\u4e49\u5b83\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u8bed\u53e5\u5728\u5b57\u7b26\u4e32\u4e2d\u4f7f\u7528\u4e86\u8f6c\u4e49\u5b57\u7b26 \uff1a<\/li>\n<\/ul>\n
        SELECT 'This is a string with an escape character: .' FROM dual;<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \u4ee5\u4e0a\u5c31\u662f\u8f6c\u4e49\u5b57\u7b26\u600e\u4e48\u5904\u7406\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
        oracle \u4e2d\u7684\u8f6c\u4e49\u5b57\u7b26\u7528\u4e8e\u6307\u793a\u7279\u6b8a\u5b57\u7b26\u6216\u63a7\u5236\u5e8f\u5217\uff0c\u5305\u62ec\u884c\u8fde\u63a5\u3001\u5b57\u7b26\u4e32\u5b9a\u754c\u7b26\u3001\u6362\u884c\u7b26\u3001\u56de\u8f66\u7b26\u3001\u5236\u8868\u7b26\u548c\u9000\u683c\u7b26\u3002\u8f6c\u4e49\u5b57\u7b26\u5904\u7406\u901a\u5e38\u6d89\u53ca\u5728\u5b57\u7b26\u4e32\u4e2d\u8f6c\u4e49\u7279\u6b8a\u5b57\u7b26\u3001\u4f7f\u7528 | \u8fde\u63a5\u591a\u884c\u5b57\u7b26\u4e32\uff0c\u4ee5\u53ca\u4f7f\u7528\u53cd\u659c\u6760\u8f6c\u4e49\u8f6c\u4e49\u5b57\u7b26\u672c\u8eab\u3002 Oracle \u8f6c\u4e49\u5b57\u7b26\u7684\u5904\u7406 \u5728 Oracle \u4e2d\uff0c\u8f6c\u4e49\u5b57\u7b26\u7528\u4e8e\u6307\u793a\u7279\u6b8a\u5b57\u7b26\u6216\u63a7\u5236\u5e8f\u5217\u7684\u542b\u4e49\u3002\u5e38\u7528\u7684\u8f6c\u4e49\u5b57\u7b26\u5982\u4e0b\uff1a **\u8f6c\u4e49\u5b57\u7b26 \u7528\u9014** \u884c\u8fde\u63a5 ‘ \u5b57\u7b26\u4e32\u5b9a\u754c\u7b26 “ \u5b57\u7b26\u4e32\u5b9a\u754c\u7b26 (\u53cc\u5f15\u53f7) ` \u5b57\u7b26\u4e32\u5b9a\u754c\u7b26 (\u91cd\u97f3\u7b26) \u6362\u884c\u7b26 \u56de\u8f66\u7b26 \u5236\u8868\u7b26 \u9000\u683c\u7b26 \u53cd\u659c\u6760 \u5904\u7406\u8f6c\u4e49\u5b57\u7b26 \u5904\u7406 Oracle \u4e2d\u7684\u8f6c\u4e49\u5b57\u7b26\u901a\u5e38\u91c7\u7528\u4ee5\u4e0b\u65b9\u5f0f\uff1a \u5b57\u7b26\u4e32\u4e2d\u8f6c\u4e49\u7279\u6b8a\u5b57\u7b26\uff1a\u5728\u5b57\u7b26\u4e32\u4e2d\u4f7f\u7528\u8f6c\u4e49\u5b57\u7b26\u53ef\u4ee5\u8f6c\u4e49\u7279\u6b8a\u5b57\u7b26\u7684\u7279\u6b8a\u542b\u4e49\u3002\u4f8b\u5982\uff0c\u8981\u5c06\u5355\u5f15\u53f7\u7528\u4f5c\u5b57\u7b26\u4e32\u7684\u4e00\u90e8\u5206\uff0c\u53ef\u4ee5\u4f7f\u7528\u8f6c\u4e49\u5b57\u7b26 “\uff0c\u5982\u4e0b\u6240\u793a\uff1a SELECT ‘He said, “Hello”.’ FROM dual; \u767b\u5f55\u540e\u590d\u5236 \u8fde\u63a5\u591a\u884c\u5b57\u7b26\u4e32\uff1a\u4f7f\u7528\u8f6c\u4e49\u5b57\u7b26 | \u53ef\u4ee5\u5c06\u591a\u884c\u5b57\u7b26\u4e32\u8fde\u63a5\u6210\u4e00\u884c\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u8bed\u53e5\u5c06\u4e24\u4e2a\u5b57\u7b26\u4e32\u8fde\u63a5\u6210\u4e00\u884c\uff1a SELECT ‘This is a ‘ || ‘multi-line string.’ FROM dual; \u767b\u5f55\u540e\u590d\u5236 \u4f7f\u7528\u53cd\u659c\u6760\u8f6c\u4e49\u8f6c\u4e49\u5b57\u7b26\uff1a\u5982\u679c\u9700\u8981\u5728\u5b57\u7b26\u4e32\u4e2d\u4f7f\u7528\u8f6c\u4e49\u5b57\u7b26\u672c\u8eab\uff0c\u5219\u9700\u8981\u4f7f\u7528\u53cd\u659c\u6760 \u6765\u8f6c\u4e49\u5b83\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u8bed\u53e5\u5728\u5b57\u7b26\u4e32\u4e2d\u4f7f\u7528\u4e86\u8f6c\u4e49\u5b57\u7b26 \uff1a […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-5358","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5358","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=5358"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5358\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=5358"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=5358"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=5358"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}