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Problem with a Materialized View during Database Migration to Unicode

edited May 24, 2019 5:00AM in Database Administration (MOSC) 2 commentsAnswered

Hello,

We want to migrate our Oracle Database from 11.2.0.4.0 (with Characterset WE8MSWIN1252) to Oracle 12.1.0.2.0 (with Characterset AL32UTF8). In order to do that we use the Data Migration Tool for Unicode (DMU). In our test run we did a "Bulk Cleansing" with option "Migrate to character length semantics" and all tables are migrated succesfully to character length semantic - except für one table which is apparently created by a Materialized View (only this single MV exists in the Database). The DMU reports that there are no unresolved convertibility issues, but in the navigator of the DMU you can see that in the affected scheme the underlying materialized View for the Table with the same name is marked with an

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