Database yönetimi-1

Oracle database Instance ve datafilelardan olusur.

Oracle Instance kavramı ise memory ve background processlerden olusur.

Memory alanını
SGA ve PGA olarak ikiye ayırabiliriz.

SGA alanını

Shared pool
Buffer cache
Large pool
Java pool
Log bufferdan olusturabiliriz.

Background processlerini ise bes temel baslık altında toplayabiliriz.

bunlar

SMON,PMON,DBWR,LGWR,CHPT processlerinden olusur.

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