{"id":15897,"date":"2023-12-04T23:52:00","date_gmt":"2023-12-04T15:52:00","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=15897"},"modified":"2023-12-04T23:56:30","modified_gmt":"2023-12-04T15:56:30","slug":"oracle-zhong-sga-zhu-yao-you-na-xie-bu-fen-zhu-yao","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/04\/oracle-zhong-sga-zhu-yao-you-na-xie-bu-fen-zhu-yao\/","title":{"rendered":"Oracle \u4e2d SGA \u4e3b\u8981\u6709\u90a3\u4e9b\u90e8\u5206\uff0c\u4e3b\u8981\u4f5c\u7528\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"

SGA\uff08System Global Area\uff09\u662f Oracle \u6570\u636e\u5e93\u4e2d\u7684\u4e00\u5757\u5171\u4eab\u5185\u5b58\u533a\u57df\uff0c\u7528\u4e8e\u5b58\u50a8\u6574\u4e2a\u6570\u636e\u5e93\u5b9e\u4f8b\u7684\u5171\u4eab\u6570\u636e\u548c\u63a7\u5236\u4fe1\u606f\u3002SGA \u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u90e8\u5206\uff1a<\/p>\n

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    • \nShared Pool\uff1a<\/strong><\/p>\n
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      • \u4f5c\u7528\uff1a<\/strong> \u5b58\u50a8 SQL \u8bed\u53e5\u7684\u89e3\u6790\u7ed3\u679c\u3001\u6267\u884c\u8ba1\u5212\u3001\u5171\u4eab\u7684\u6e38\u6807\u548c PL\/SQL \u51fd\u6570\u7b49\u3002<\/li>\n
      • \u5177\u4f53\u4f5c\u7528\uff1a<\/strong> \u5305\u62ec\u5e93\u7f13\u5b58\uff08Library Cache\uff0c\u5b58\u50a8 SQL \u8bed\u53e5\u548c PL\/SQL \u5757\u7684\u6587\u672c\uff09\u548c\u6570\u636e\u5b57\u5178\u7f13\u5b58\uff08Data Dictionary Cache\uff0c\u5b58\u50a8\u6570\u636e\u5b57\u5178\u4fe1\u606f\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n
      • \nRedo Log Buffer\uff1a<\/strong><\/p>\n
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              • \u4f5c\u7528\uff1a<\/strong> \u7528\u4e8e\u652f\u6301 Oracle Streams \u7684\u76f8\u5173\u529f\u80fd\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n

                \u8fd9\u4e9b\u90e8\u5206\u5171\u540c\u7ec4\u6210\u4e86 SGA\uff0c\u5bf9\u6574\u4e2a\u6570\u636e\u5e93\u5b9e\u4f8b\u63d0\u4f9b\u4e86\u5171\u4eab\u7684\u5185\u5b58\u8d44\u6e90\u3002\u901a\u8fc7\u8c03\u6574 SGA \u7684\u5404\u4e2a\u7ec4\u4ef6\u7684\u5927\u5c0f\uff0c\u53ef\u4ee5\u4f18\u5316\u6570\u636e\u5e93\u7684\u6027\u80fd\uff0c\u63d0\u9ad8\u6570\u636e\u5e93\u7684\u541e\u5410\u91cf\u548c\u54cd\u5e94\u901f\u5ea6\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

                SGA\uff08System Global Area\uff09\u662f Oracle \u6570\u636e\u5e93\u4e2d\u7684\u4e00\u5757\u5171\u4eab\u5185\u5b58\u533a\u57df\uff0c\u7528\u4e8e\u5b58\u50a8\u6574\u4e2a\u6570\u636e\u5e93 […]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[120],"tags":[],"class_list":["post-15897","post","type-post","status-publish","format-standard","hentry","category-oracel"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/15897","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=15897"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/15897\/revisions"}],"predecessor-version":[{"id":15898,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/15897\/revisions\/15898"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=15897"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=15897"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=15897"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}