[Database] Things to consider BEFORE upgrading to Oracle 12.1.0.2 to AVOID poor performance and wrong results

原文はこちら。

https://blogs.oracle.com/UPGRADE/entry/things_to_consider_before_upgrading

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ようやくMy Oracle Support (MOS) ポータルに登場しました。アップグレードや移行を準備するにあたって最も有用なNoteの一つで、しかもおそらくMOSで最も長いタイトルのNoteです。

Things to Consider Before Upgrading to 12.1.0.2 to Avoid Poor Performance or Wrong Results (Doc ID 2034610.1)
https://support.oracle.com/rs?type=doc&id=2034610.1

Oracle Database 12.1.0.2へのアップグレードや移行をしない場合には、11.2.0.4以前のリリースにも対応している次の3個のNoteも有用です。

Things to Consider Before Upgrading to 11.2.0.2 to Avoid Poor Performance or Wrong Results (Doc ID 1320966.1)
https://support.oracle.com/rs?type=doc&id=1320966.1
Things to Consider Before Upgrading to 11.2.0.3 to Avoid Poor Performance or Wrong Results (Doc ID 1392633.1)
https://support.oracle.com/rs?type=doc&id=1392633.1
Things to Consider Before Upgrading to 11.2.0.4 to Avoid Poor Performance or Wrong Results (Doc ID 1645862.1)
https://support.oracle.com/rs?type=doc&id=1645862.1