So, I can settle for option (1).

Problem with Import VDB with Materialized View (external) --------------------------------------------------------- Key: TEIID-4730 URL: https://issues.jboss.org/browse/TEIID-4730 Project: Teiid Issue Type: Bug Components: Common Affects Versions: 9.1.2 Environment: * Teiid 9.1.2 * CentOs 7 * WildFly 10 Reporter: Pedro Inácio Assignee: Steven Hawkins Attachments: externalMaterializationOrderProblem-vdb.xml, numberingPlan-vdb.xml Having defined a VDB which contains a Model that has External Materialization, when importing this VDB into another that also uses External Materialization, Teiid Server is searching in the wrong place for the view status. Example: .. <import-vdb name="CountryServiceListVDB" version="1" import-data-policies="true"/> ... <model name="MyView" type="VIRTUAL"> ... SELECT cns, country_code FROM NumberingPlan.numbering_plan; .... </metadata> </model> *NumberingPlan.numbering_plan is defined in the imported VDB, and is also Materialized.* *Warning in Logs: * 17:51:45,161 WARN [org.teiid.MATVIEWS] (Worker8_QueryProcessorQueue10653) n9M6de3y5xHM org.teiid.jdbc.TeiidSQLException: TEIID30328 Unable to evaluate (SELECT mvstatus('NumberingPlan', 'numbering_plan', Valid, LoadState, 'THROW_EXCEPTION') FROM (SELECT 1) AS x LEFT OUTER JOIN NumberingPlanMaterialized.status ON VDBName = 'ExternalMaterializationOrderProblem' AND VDBVersion = '1' AND SchemaName = 'NumberingPlan' AND Name = 'numbering_plan' LIMIT 2): TEIID30328 Unable to evaluate mvstatus('NumberingPlan', 'numbering_plan', Valid, LoadState, 'THROW_EXCEPTION'): TEIID30384 Error while evaluating function mvstatus