HHH-18988 Table name constructor parameter to ExplicitColumnDiscriminatorMappingImpl should be qualified

Author: cigaly

hibernate-core/src/main/java/org/hibernate/metamodel/mapping/internal/EmbeddableMappingTypeImpl.java

@@ -748,7 +748,7 @@ private EmbeddableDiscriminatorMapping generateDiscriminatorMapping(
 		return new ExplicitColumnDiscriminatorMappingImpl(
 				this,
 				name,
-				bootDescriptor.getTable().getName(),
+				bootDescriptor.getTable().getQualifiedName( creationContext.getSqlStringGenerationContext() ),
 				discriminatorColumnExpression,
 				isFormula,
 				!isFormula,