Materialized view

Materialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized viewMaterialized view