CREATE MATERIALIZED VIEW [ schema. ] materialized_view
[ OF [ schema. ] object_type ]
[ ( { scoped_table_ref_constraint
| column_alias [ENCRYPT [encryption_spec]]
}
[, { scoped_table_ref_constraint
| column_alias [ENCRYPT [encryption_spec]]
}
]...
)
]
[ DEFAULT COLLATION collation_name ]
{ ON PREBUILT TABLE
[ { WITH | WITHOUT } REDUCED PRECISION ]
| physical_properties materialized_view_props
}
[ USING INDEX
[ physical_attributes_clause
| TABLESPACE tablespace
]...
| USING NO INDEX
]
[ create_mv_refresh ]
[ evaluation_edition_clause ]
[ { ENABLE | DISABLE } ON QUERY COMPUTATION ]
[ query_rewrite_clause ]
AS subquery ;