database - Update materialized view in oracle 11g -


i want update materialized view every 5 min such delta update not full update. can use last modified date, , update data has been updated? question is:

1) how update every 5 minute?

2) how delta import(update) updates modified stuff , not go whole database.

thanks.

what you're looking here scheduled fast refresh, requires materialised view log on master tables , subject conditions (described in documentation).

whether mv suitable or not depends on query defines it.


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