tkprof\u653e\u5728$ORACLE_HOME\/bin\u76ee\u5f55\u4e0b\uff0c\u5982\u65e0\u6cd5\u6267\u884c\u8bf7\u68c0\u67e5\u73af\u5883\u53d8\u91cf\u548cPATH\u3002\u4f7f\u7528\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n
tkprof erptest_ora_27576.trc session.txt explain=system\/manager aggregate=yes sys=no waits=yes sort=prsela,exeela,fchela<\/code><\/pre>\n\u76f8\u5173\u8bf4\u660e:<\/h2>\n
sys=no\uff1a\u8868\u793a\u963b\u6b62\u6240\u6709\u4ee5sys\u7528\u6237\u6267\u884c\u7684sql\u88ab\u663e\u793a\u51fa\u6765\uff0c\u9ed8\u8ba4\u4e3aYES
\naggregate=yes|no \u82e5\u7528\u6237\u6307\u5b9aAGGREGATE=NO\uff0cTKPROF\u5c06\u4e0d\u4f1a\u5bf9\u76f8\u540cSQL\u6587\u672c\u7684\u591a\u4e2a\u7528\u6237\u8fdb\u884c\u6c47\u603b<\/p>\n
waits=\u662f\u5426\u7edf\u8ba1\u5728trace\u6587\u4ef6\u4e2d\u7684\u7b49\u5f85\u4e8b\u4ef6<\/p>\n
CALL\uff1a \u6bcf\u6b21SQL\u8bed\u53e5\u7684\u5904\u7406\u90fd\u5206\u6210\u4e09\u4e2a\u90e8\u5206\uff08Parse\uff0cExecute,Fetch\uff09<\/p>\n
Parse\uff1a \u8fd9\u6b65\u5c06SQL\u8bed\u53e5\u8f6c\u6362\u6210\u6267\u884c\u8ba1\u5212\uff0c\u5305\u62ec\u68c0\u67e5\u662f\u5426\u6709\u6b63\u786e\u7684\u6388\u6743\u548c\u6240\u9700\u8981\u7528\u5230\u7684\u8868\u3001\u5217\u4ee5\u53ca\u5176\u4ed6\u5f15\u7528\u5230\u7684\u5bf9\u8c61\u662f\u5426\u5b58\u5728\u3002
\nExecute\uff1a \u8fd9\u6b65\u662f\u771f\u6b63\u7684\u7531Oracle\u6765\u6267\u884c\u8bed\u53e5\u3002\u5bf9\u4e8einsert\u3001update\u3001delete\u64cd\u4f5c\uff0c\u8fd9\u6b65\u4f1a\u4fee\u6539\u6570\u636e\uff0c\u5bf9\u4e8eselect\u64cd\u4f5c,\u8fd9\u6b65\u5c31\u53ea\u662f\u786e\u5b9a\u9009\u62e9\u7684\u8bb0\u5f55\u3002<\/p>\n
Fetch\uff1a \u8fd4\u56de\u67e5\u8be2\u8bed\u53e5\u4e2d\u6240\u83b7\u5f97\u7684\u8bb0\u5f55\uff0c\u8fd9\u6b65\u53ea\u6709select\u8bed\u53e5\u4f1a\u88ab\u6267\u884c\u3002<\/p>\n
COUNT: \u8fd9\u4e2a\u8bed\u53e5\u88abparse\u3001execute\u3001fetch\u7684\u6b21\u6570\u3002
\nCPU\uff1a \u8fd9\u4e2a\u8bed\u53e5\u5bf9\u4e8e\u6240\u6709\u7684parse\u3001execute\u3001fetch\u6240\u6d88\u8017\u7684cpu\u7684\u65f6\u95f4\uff0c\u4ee5\u79d2\u4e3a\u5355\u4f4d\u3002
\nELAPSED\uff1a \u8fd9\u4e2a\u8bed\u53e5\u6240\u6709\u6d88\u8017\u5728parse\u3001execute\u3001fetch\u7684\u603b\u7684\u65f6\u95f4\u3002
\nDISK\uff1a \u4ece\u78c1\u76d8\u4e0a\u7684\u6570\u636e\u6587\u4ef6\u4e2d\u7269\u7406\u8bfb\u53d6\u7684\u5757\u7684\u6570\u91cf\u3002\u4e00\u822c\u6765\u8bf4\u66f4\u60f3\u77e5\u9053\u7684\u662f\u6b63\u5728\u4ece\u7f13\u5b58\u4e2d\u8bfb\u53d6\u7684\u6570\u636e\u800c\u4e0d\u662f\u4ece\u78c1\u76d8\u4e0a\u8bfb\u53d6\u7684\u6570\u636e\u3002
\nQUERY\uff1a \u5728\u4e00\u81f4\u6027\u8bfb\u6a21\u5f0f\u4e0b\uff0c\u6240\u6709parse\u3001execute\u3001fetch\u6240\u83b7\u5f97\u7684buffer\u7684\u6570\u91cf\u3002 \u4e00\u81f4\u6027\u6a21\u5f0f\u7684buffer\u662f\u7528\u4e8e\u7ed9\u4e00\u4e2a\u957f\u65f6\u95f4\u8fd0\u884c\u7684\u4e8b\u52a1\u63d0\u4f9b\u4e00\u4e2a\u4e00\u81f4\u6027\u8bfb\u7684\u5feb\u7167\uff0c\u7f13\u5b58\u5b9e\u9645\u4e0a\u5728\u5934\u90e8\u5b58\u50a8\u4e86\u72b6\u6001\u3002
\nCURRENT\uff1a \u5728current\u6a21\u5f0f\u4e0b\u6240\u83b7\u5f97\u7684buffer\u7684\u6570\u91cf\u3002\u4e00\u822c\u5728current\u6a21\u5f0f\u4e0b\u6267\u884cinsert\u3001update\u3001delete\u64cd\u4f5c\u90fd\u4f1a\u83b7\u53d6buffer\u3002\u5728current\u6a21\u5f0f\u4e0b\u5982\u679c\u5728\u9ad8\u901f\u7f13\u5b58\u533a\u53d1\u73b0\u6709\u65b0\u7684\u7f13\u5b58\u8db3\u591f\u7ed9\u5f53\u524d\u7684\u4e8b\u52a1\u4f7f\u7528\uff0c\u5219\u8fd9\u4e9bbuffer\u90fd\u4f1a\u88ab\u8bfb\u5165\u4e86\u7f13\u5b58\u533a\u4e2d\u3002
\nROWS: \u6240\u6709SQL\u8bed\u53e5\u8fd4\u56de\u7684\u8bb0\u5f55\u6570\u76ee\uff0c\u4f46\u662f\u4e0d\u5305\u62ec\u5b50\u67e5\u8be2\u4e2d\u8fd4\u56de\u7684\u8bb0\u5f55\u6570\u76ee\u3002\u5bf9\u4e8eselect\u8bed\u53e5\uff0c\u8fd4\u56de\u8bb0\u5f55\u662f\u5728fetch\u8fd9\u6b65\uff0c\u5bf9\u4e8einsert\u3001update\u3001delete\u64cd\u4f5c\uff0c\u8fd4\u56de\u8bb0\u5f55\u5219\u662f\u5728execute\u8fd9\u6b65\u3002
\ntkprof\u4ea7\u751f\u51fa\u6765\u7684\u6587\u4ef6\u793a\u4f8b: <\/p>\n
call count cpu elapsed disk query current rows\n------- ------ -------- ---------- ---------- ---------- ---------- ----------\nParse 5 0.00 0.00 0 0 0 0\nExecute 7 0.10 0.14 0 0 0 0\nFetch 12 0.00 0.06 5 38 0 9\n------- ------ -------- ---------- ---------- ---------- ---------- ----------\ntotal 24 0.11 0.21 5 38 0 9<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"tkprof\u653e\u5728$ORACLE_HOME\/bin\u76ee<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34],"tags":[],"class_list":["post-1126","post","type-post","status-publish","format-standard","hentry","category-34"],"_links":{"self":[{"href":"http:\/\/www.821121.com\/index.php?rest_route=\/wp\/v2\/posts\/1126","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.821121.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.821121.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.821121.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.821121.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1126"}],"version-history":[{"count":1,"href":"http:\/\/www.821121.com\/index.php?rest_route=\/wp\/v2\/posts\/1126\/revisions"}],"predecessor-version":[{"id":1127,"href":"http:\/\/www.821121.com\/index.php?rest_route=\/wp\/v2\/posts\/1126\/revisions\/1127"}],"wp:attachment":[{"href":"http:\/\/www.821121.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1126"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.821121.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1126"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.821121.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1126"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}