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Questions tagged [fast-refresh]

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Trigger to update a materialized view once after relevant transaction?

I'm using PostgreSQL 9.6. I have a materialized view to support full-text search across two tables, which I'll call posts and tags. The tables are infrequently updated and frequently searched. I'm ...
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1answer
2k views

Refresh materialize View fast on commit multiple table

In a materialized view with refresh fast on commit i have the below query select pp.ROWID AS PP_ROWID,aup.rowid AS AUP_ROWID, pp.hierarchicode,pp.id, aup.userid from app_useracess aup,...
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0answers
931 views

Oracle 12c fast refreshing nested materialized view problems

I have a couple of nested materialized views that fast refresh. They worked fine in Oracle 11g but since upgrading to Oracle 12c (12.1.0.2.0 on Solaris) I am occasionally getting duplicate rows (the ...
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1answer
3k views

Immediate refresh materialized views (MQT) with OUTER JOIN under DB2

DB2 accepts a materialized view based on an "OUTER JOIN" query, as long it doesn't refresh automatically (REFRESH IMMEDIATE). I cannot find a simple solution to get round this problem. Perhaps with (...
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1answer
2k views

Materialized view log not updating

Under what conditions would a materialized view log not update? I must be missing something. I've got a 10gR2 database. I can create the following MV logs: CREATE MATERIALIZED VIEW LOG ON linked_t1 ...