{"id":862,"date":"2021-08-15T04:48:00","date_gmt":"2021-08-14T20:48:00","guid":{"rendered":"http:\/\/www.langmanezhuang.com\/index.php\/2021\/08\/15\/oracle-11g%e7%94%a8exp%e6%97%a0%e6%b3%95%e5%af%bc%e5%87%ba%e7%a9%ba%e8%a1%a8%e7%9a%84%e8%a7%a3%e5%86%b3%e6%96%b9%e6%a1%88\/"},"modified":"2021-08-15T04:48:00","modified_gmt":"2021-08-14T20:48:00","slug":"oracle-11g%e7%94%a8exp%e6%97%a0%e6%b3%95%e5%af%bc%e5%87%ba%e7%a9%ba%e8%a1%a8%e7%9a%84%e8%a7%a3%e5%86%b3%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"http:\/\/blog.langmanezhuang.com\/index.php\/2021\/08\/15\/oracle-11g%e7%94%a8exp%e6%97%a0%e6%b3%95%e5%af%bc%e5%87%ba%e7%a9%ba%e8%a1%a8%e7%9a%84%e8%a7%a3%e5%86%b3%e6%96%b9%e6%a1%88\/","title":{"rendered":"oracle 11g\u7528exp\u65e0\u6cd5\u5bfc\u51fa\u7a7a\u8868\u7684\u89e3\u51b3\u65b9\u6848"},"content":{"rendered":"

Oacle 11g\u4e2d\u6709\u4e2a\u65b0\u7279\u6027\uff0c\u5f53\u8868\u65e0\u6570\u636e\u65f6\uff0c\u4e0d\u5206\u914dsegment\uff0c\u4ee5\u8282\u7701\u7a7a\u95f4\uff0c\u5f53\u6211\u4eec\u7528exp\u5bfc\u51fa\u7a7a\u8868\u65f6\uff0c\u65e0\u6cd5\u5bfc\u51fa\u3002<\/p>\n

 <\/p>\n

\u89e3\u51b3\u65b9\u6cd5\u662f\u4e24\u4e2a\u65b9\u9762\uff0c\u4e00\u662f\u5904\u7406\u73b0\u6709\u7684\u7a7a\u8868\uff0c\u8ba9\u5176\u80fd\u5bfc\u51fa\uff1b\u4e8c\u662f\u8bbe\u7f6e\u53c2\u6570\uff0c\u8ba9\u540e\u7eed\u7684\u65b0\u7684\u7a7a\u8868\u4e5f\u53ef\u4ee5\u5bfc\u51fa<\/p>\n

 ———————————–\u5904\u7406\u4e00           ———————————————————————————–<\/p>\n

\u67e5\u8be2\u6240\u6709\u7a7a\u8868\u5e76\u5206\u914dsegment\uff0c\u4f7f\u7528\u4ee5\u4e0b\u8bed\u53e5\u67e5\u8be2\u751f\u6210\u4fee\u6539\u7a7a\u8868\u8bbe\u7f6e\u7684SQL:<\/p>\n

 <\/p>\n

\n
select 'alter table '||table_name||' allocate extent;' from user_tables where num_rows=0;\n<\/pre>\n<\/div>\n
\u3000\u3000\"\"<\/p>\n
 <\/p>\n
 \u5c06\u8f93\u51fa\u7684SQL\u590d\u5236\u5230SQL\u6267\u884c\u7a97\u53e3\uff0c\u5e76\u6267\u884c\u3002<\/p>\n
 <\/p>\n
 ———————————–\u5904\u7406\u4e8c           ——————————————————–<\/strong>—————————<\/p>\n
\u8bbe\u7f6e\u7cfb\u7edf\u53c2\u6570\uff0c\u8ba9\u540e\u7eed\u65b0\u8868\u81ea\u52a8\u5206\u914dsegment\uff0c\u67e5\u8be2\u7cfb\u7edf\u53c2\u6570\uff0c\u8be5\u53c2\u6570\u503c\u9ed8\u8ba4\u662fTRUE\uff0c\u5f53\u6539\u4e3aFALSE\u65f6\uff0c\u65e0\u8bba\u662f\u7a7a\u8868\u8fd8\u662f\u975e\u7a7a\u8868\uff0c\u90fd\u5206\u914dsegment.<\/p>\n
\u67e5\u8be2\u8bed\u53e5\uff1ashow parameter deferred_segment_creation;<\/p>\n
\u5c06\u8fd9\u4e2a\u53c2\u6570\u4fee\u6539\u4e3aFALSE\uff0c\u4fee\u6539\u8bed\u53e5\u4e3a\uff1a<\/p>\n
alter system set deferred_segment_creation=false;<\/p>\n
\n
\u518d\u6b21\u67e5\u8be2\u786e\u8ba4\u53c2\u6570\u662f\u5426\u4fee\u6539\u6210\u529f\uff1a<\/p>\n
show parameter deferred_segment_creation;<\/p>\n
\u53ef\u89c1\u5df2\u7ecf\u4fee\u6539\u4e3aFALSE\u4e86\uff0c\u5982\u56fe\uff1a<\/p>\n
\"\"<\/p>\n
 <\/p>\n
 <\/p>\n
 <\/p>\n
\"\"<\/p>\n
 <\/p>\n
 <\/p>\n
 <\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
Oacle 11g\u4e2d\u6709\u4e2a\u65b0\u7279\u6027\uff0c\u5f53\u8868\u65e0\u6570\u636e\u65f6\uff0c\u4e0d\u5206\u914dsegment\uff0c\u4ee5\u8282\u7701\u7a7a\u95f4\uff0c\u5f53\u6211\u4eec\u7528exp\u5bfc\u51fa\u7a7a\u8868\u65f6\uff0c\u65e0\u6cd5 … \u7ee7\u7eed\u9605\u8bfb oracle 11g\u7528exp\u65e0\u6cd5\u5bfc\u51fa\u7a7a\u8868\u7684\u89e3\u51b3\u65b9\u6848<\/span> →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"http:\/\/blog.langmanezhuang.com\/index.php\/wp-json\/wp\/v2\/posts\/862"}],"collection":[{"href":"http:\/\/blog.langmanezhuang.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blog.langmanezhuang.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blog.langmanezhuang.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/blog.langmanezhuang.com\/index.php\/wp-json\/wp\/v2\/comments?post=862"}],"version-history":[{"count":0,"href":"http:\/\/blog.langmanezhuang.com\/index.php\/wp-json\/wp\/v2\/posts\/862\/revisions"}],"wp:attachment":[{"href":"http:\/\/blog.langmanezhuang.com\/index.php\/wp-json\/wp\/v2\/media?parent=862"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blog.langmanezhuang.com\/index.php\/wp-json\/wp\/v2\/categories?post=862"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blog.langmanezhuang.com\/index.php\/wp-json\/wp\/v2\/tags?post=862"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}