How to Perform an EXPDP/IMPDP for a SCHEMA with a MATERIALIZED VIEW. Highlighting the IMPORT Staleness and UNKNOWN_IMPORT column in DBA_MVIEWS
(Doc ID 1579866.1)
Last updated on NOVEMBER 15, 2019
Applies to:Oracle Database - Enterprise Edition - Version 18.104.22.168 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
This document will cover a COMPLETE Refresh only MVIEW. It also should be noted that the only side affect here is with the Optimizer and how this approaches
Query Rewrite. The data in the mview is not affected, other than the fact the Optimizer has no idea how current this is, which is why it has a Status of IMPORT.
Once a COMPLETE Refresh is performed on this mview then all status's go back to FRESH, as per a normal COMPLETE Refresh.
Creating the Materialized View and Schema.
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