{"id":94726,"date":"2024-10-19T20:39:17","date_gmt":"2024-10-19T12:39:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/94726\/"},"modified":"2024-10-19T20:39:18","modified_gmt":"2024-10-19T12:39:18","slug":"oracle%e5%8f%83%e6%95%b8%e6%9f%a5%e8%a9%a2%e5%91%bd%e4%bb%a4oracle%e5%8f%83%e6%95%b8%e6%9f%a5%e8%a9%a2%e5%91%bd%e4%bb%a4show-parameter%e7%9a%84%e5%b0%8f%e6%8a%80%e5%b7%a7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/94726\/","title":{"rendered":"Oracle\u53c3\u6578\u67e5\u8a62\u547d\u4ee4Oracle\u53c3\u6578\u67e5\u8a62\u547d\u4ee4show parameter\u7684\u5c0f\u6280\u5de7"},"content":{"rendered":"

Oracle\u53c3\u6578\u67e5\u8a62\u547d\u4ee4show parameter\u7684\u5c0f\u6280\u5de7<\/h1>\n

\u5728Oracle\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u4e86\u89e3\u548c\u67e5\u8a62\u7cfb\u7d71\u53c3\u6578\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u9019\u4e0d\u50c5\u6709\u52a9\u65bc\u6578\u64da\u5eab\u7684\u6027\u80fd\u8abf\u512a\uff0c\u9084\u80fd\u5e6b\u52a9\u7ba1\u7406\u54e1\u66f4\u597d\u5730\u7406\u89e3\u6578\u64da\u5eab\u7684\u904b\u884c\u72c0\u614b\u3002\u672c\u6587\u5c07\u4ecb\u7d39Oracle\u7684\u53c3\u6578\u67e5\u8a62\u547d\u4ee4\uff0c\u7279\u5225\u662fshow parameter<\/code>\u547d\u4ee4\u7684\u4e00\u4e9b\u5c0f\u6280\u5de7\u3002<\/p>\n

\u4ec0\u9ebc\u662fOracle\u53c3\u6578\uff1f<\/h2>\n

Oracle\u53c3\u6578\u662f\u7528\u4f86\u63a7\u5236\u6578\u64da\u5eab\u884c\u70ba\u7684\u8a2d\u7f6e\u3002\u9019\u4e9b\u53c3\u6578\u53ef\u4ee5\u5f71\u97ff\u6578\u64da\u5eab\u7684\u6027\u80fd\u3001\u5b89\u5168\u6027\u548c\u53ef\u7528\u6027\u3002\u53c3\u6578\u5206\u70ba\u5169\u985e\uff1a\u975c\u614b\u53c3\u6578\u548c\u52d5\u614b\u53c3\u6578\u3002\u975c\u614b\u53c3\u6578\u5728\u6578\u64da\u5eab\u555f\u52d5\u6642\u8a2d\u7f6e\uff0c\u800c\u52d5\u614b\u53c3\u6578\u5247\u53ef\u4ee5\u5728\u6578\u64da\u5eab\u904b\u884c\u6642\u9032\u884c\u4fee\u6539\u3002<\/p>\n

\u4f7f\u7528show parameter\u547d\u4ee4<\/h2>\n

\u5728Oracle\u4e2d\uff0cshow parameter<\/code>\u547d\u4ee4\u662f\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u4f86\u67e5\u8a62\u7576\u524d\u7684\u53c3\u6578\u8a2d\u7f6e\u3002\u9019\u500b\u547d\u4ee4\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n

SHOW PARAMETER [parameter_name]<\/code><\/pre>\n
\u5982\u679c\u4e0d\u6307\u5b9aparameter_name<\/code>\uff0c\u5247\u6703\u986f\u793a\u6240\u6709\u53c3\u6578\u53ca\u5176\u7576\u524d\u503c\u3002\u9019\u5c0d\u65bc\u5feb\u901f\u6aa2\u67e5\u7cfb\u7d71\u914d\u7f6e\u975e\u5e38\u6709\u5e6b\u52a9\u3002<\/p>\n
\u67e5\u8a62\u7279\u5b9a\u53c3\u6578<\/h3>\n
\u5982\u679c\u60a8\u53ea\u60f3\u67e5\u8a62\u7279\u5b9a\u7684\u53c3\u6578\uff0c\u53ef\u4ee5\u5728\u547d\u4ee4\u4e2d\u6307\u5b9a\u53c3\u6578\u540d\u7a31\u3002\u4f8b\u5982\uff0c\u67e5\u8a62\u8207\u5167\u5b58\u76f8\u95dc\u7684\u53c3\u6578\uff1a<\/p>\n
SHOW PARAMETER memory<\/code><\/pre>\n
\u9019\u5c07\u8fd4\u56de\u6240\u6709\u5305\u542b\u201cmemory\u201d\u5b57\u6a23\u7684\u53c3\u6578\u53ca\u5176\u7576\u524d\u503c\uff0c\u5e6b\u52a9\u60a8\u5feb\u901f\u5b9a\u4f4d\u76f8\u95dc\u8a2d\u7f6e\u3002<\/p>\n
\u4f7f\u7528\u901a\u914d\u7b26\u67e5\u8a62<\/h3>\n
\u5728\u67e5\u8a62\u53c3\u6578\u6642\uff0c\u60a8\u9084\u53ef\u4ee5\u4f7f\u7528\u901a\u914d\u7b26\u4f86\u9032\u884c\u66f4\u9748\u6d3b\u7684\u67e5\u8a62\u3002\u4f8b\u5982\uff0c\u4f7f\u7528%<\/code>\u901a\u914d\u7b26\u4f86\u67e5\u8a62\u6240\u6709\u4ee5\u201csga\u201d\u958b\u982d\u7684\u53c3\u6578\uff1a<\/p>\n
SHOW PARAMETER sga%<\/code><\/pre>\n
\u9019\u6a23\u53ef\u4ee5\u5feb\u901f\u7372\u53d6\u6240\u6709\u8207SGA\uff08System Global Area\uff09\u76f8\u95dc\u7684\u53c3\u6578\uff0c\u4fbf\u65bc\u9032\u884c\u6027\u80fd\u8abf\u512a\u3002<\/p>\n
\u67e5\u8a62\u53c3\u6578\u7684\u8a73\u7d30\u4fe1\u606f<\/h2>\n
\u9664\u4e86\u4f7f\u7528show parameter<\/code>\u547d\u4ee4\u5916\uff0c\u60a8\u9084\u53ef\u4ee5\u4f7f\u7528V$PARAMETER<\/code>\u8996\u5716\u4f86\u7372\u53d6\u66f4\u8a73\u7d30\u7684\u53c3\u6578\u4fe1\u606f\u3002\u9019\u500b\u8996\u5716\u63d0\u4f9b\u4e86\u53c3\u6578\u7684\u540d\u7a31\u3001\u7576\u524d\u503c\u3001\u9810\u8a2d\u503c\u3001\u662f\u5426\u53ef\u4fee\u6539\u7b49\u4fe1\u606f\u3002\u4ee5\u4e0b\u662f\u67e5\u8a62\u6240\u6709\u53c3\u6578\u7684\u793a\u4f8b\uff1a<\/p>\n
SELECT * FROM V$PARAMETER;<\/code><\/pre>\n
\u5982\u679c\u60a8\u53ea\u60f3\u67e5\u8a62\u7279\u5b9a\u53c3\u6578\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\uff1a<\/p>\n
SELECT * FROM V$PARAMETER WHERE NAME LIKE '%memory%';<\/code><\/pre>\n
\u5c0f\u6280\u5de7\uff1a\u4f7f\u7528SQL*Plus\u7684\u74b0\u5883\u8b8a\u91cf<\/h2>\n
\u5728\u4f7f\u7528show parameter<\/code>\u547d\u4ee4\u6642\uff0c\u60a8\u53ef\u4ee5\u5229\u7528SQL*Plus\u7684\u74b0\u5883\u8b8a\u91cf\u4f86\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u8a2d\u7f6e\u884c\u5bec\u548c\u9801\u9762\u5927\u5c0f\uff0c\u4ee5\u4fbf\u66f4\u597d\u5730\u986f\u793a\u67e5\u8a62\u7d50\u679c\uff1a<\/p>\n
SET LINESIZE 150\nSET PAGESIZE 50<\/code><\/pre>\n
\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u67e5\u8a62\u7d50\u679c\u4e0d\u6703\u56e0\u70ba\u884c\u5bec\u904e\u5c0f\u800c\u88ab\u622a\u65b7\uff0c\u5f9e\u800c\u63d0\u9ad8\u53ef\u8b80\u6027\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u638c\u63e1Oracle\u7684\u53c3\u6578\u67e5\u8a62\u547d\u4ee4show parameter<\/code>\u53ca\u5176\u76f8\u95dc\u6280\u5de7\uff0c\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u4f86\u8aaa\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u901a\u904e\u9748\u6d3b\u4f7f\u7528\u9019\u4e9b\u547d\u4ee4\uff0c\u60a8\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u76e3\u63a7\u548c\u8abf\u6574\u6578\u64da\u5eab\u7684\u6027\u80fd\u3002\u5982\u679c\u60a8\u9700\u8981\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528\u9999\u6e2fVPS<\/a>\u670d\u52d9\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u696d\u52d9\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u638c\u63e1Oracle\u53c3\u6578\u67e5\u8a62\u547d\u4ee4show parameter\u7684\u5c0f\u6280\u5de7\uff0c\u8f15\u9b06\u67e5\u8a62\u548c\u7ba1\u7406\u6578\u64da\u5eab\u53c3\u6578\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\u8207\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-94726","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/94726","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=94726"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/94726\/revisions"}],"predecessor-version":[{"id":94727,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/94726\/revisions\/94727"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=94726"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=94726"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=94726"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}