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aviewinoracleSavirtualtablebasedonasqlquery, usedtosimplifyqueries, envancesecurity ? maintainconsistency.itdoesnotstoredAtaitself, formaterializedViewswichphysicallyStoreResults.TocreateView, UseTheCreateViewStatementFollowedBollectQuery.for
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SQL?? ???? ?????? ??? ??????
insqlserver, usedisabletrigger_nameontable_nametodisableAtrigger; 2.mysqllacksDirectSupport, souseauser-definedvariableflagintheptriggerLogicorDRopandRecrecrecreateTherger;
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SQL Server Change Data Capture (CDC) ??
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SQL?? ???? ???? ??
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SQL? ?? ????? ???? ?????? ??
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phpmyadmin?? ??????? ???? ??
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?? ????? ?? ???? querterquery ? excuteSureChrow.1.Itreferences AcolumnfromtheouterQuery, ????? ??, ??, ?? ??, ?? "?? ?? :"2.ExTalling. "
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Navicat?? ??? ?? ??? ???? ??? ??????
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?, youcanusenavicatfrom thecommandlinethroughitsbuilt-incommand-linetooltoexecutesavedtasks.1.usenavicat.exe (windows), navicat.app/contents/macos/navicat (macos), ??/usr/lib/navicat/navicat (linux) ?? synchron-backup,-restofe-backups-backups
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