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www.xt-r.com | ||
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www.dbaglobe.com
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| | | | | A blog about on new technologie. Hands-on note about Hadoop, Cloudera, Hortonworks, NoSQL, Cassandra, Neo4j, MongoDB, Oracle, SQL Server, Linux, etc. | |
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savvinov.com
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| | | | | Log parallelism is anoptimization introduced in 9.2that reduces latch contentiondue to redo copy to the log buffer by enabling multiplepublic redo buffers (or "strands"). In manycases, however, itcan cause a massivedegradation of commit performance ("log file sync" wait increase). In this blog post, I will describe the mechanism, illustrate it with test results, and discuss... | |
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emrahmete.wordpress.com
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| | | | | Herkese Selam, Performansl? çal??an SQL sorgular? yazmak kurumsal yaz?l?m dünyas?nda en büyük problemlerden bir tanesi. Developement ortamlar?nda yaz?lan sorgular?n h?zl? sonuçlar üretmesi ancak ayn? kodun production ortamlar?na al?nmas?yla beraber production ortamlar?ndaki data miktar?n?n hacimce çok daha fazla olmas? hasebiyle performans sorunlar?n?n ya?anmaya ba?lamas? veritaban? üzerinde projeler/servisler geli?tiren her ?irketin yüzle?ti?i en temel problemler asl?nda. Bu... | |
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kerryosborne.oracle-guy.com
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