HomeOracleOracle Error ORA-12015: cannot create a fast refresh materialized view from a complex query

Oracle Error ORA-12015: cannot create a fast refresh materialized view from a complex query

Oracle Error Message

ORA-12015: cannot create a fast refresh materialized view from a complex query

Reason for the Error

Neither ROWIDs and nor primary key constraints are supported for complex queries.

Solution

Reissue the command with the REFRESH FORCE or REFRESH COMPLETE option or create a simple materialized view.

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