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Oracle Advanced Compression Advisor el-caro.blogspot.com 6 Dec 2009 | 03:28 pm

Am currently working on how best to use compression techniques in an OLTP environment on a current 10g database which is due to be migrated to 11.2 in the next 6 months and I came across this OTN note...

11g expdp/impdp compress/parallel yumianfeilong.com 22 Aug 2013 | 08:14 am

今天用expdp/impdp处理了一个400G数据的case.该表为分区表,表上有个CLOB子段。 expdp PARALLEL=16 COMPRESSION=DATA_ONLY  DUMPFILE=dump_dir:dumpfile%u.dmp 导出时使用压缩和并行。最后生成16个文件,总计大小60G。压缩比还是不错的。 Oracle 11g的EXPDP工具提供了真正意义上的“备份压缩”,这...

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