ALTER MATERIALIZED VIEW [ IF EXISTS ] $name$
    $action$ [ , ... ]

ALTER MATERIALIZED VIEW $name$
    [ NO ] DEPENDS ON EXTENSION $extension_name$

ALTER MATERIALIZED VIEW [ IF EXISTS ] $name$
    RENAME [ COLUMN ] $column_name$ TO $new_column_name$

ALTER MATERIALIZED VIEW [ IF EXISTS ] $name$
    RENAME TO $new_name$

ALTER MATERIALIZED VIEW [ IF EXISTS ] $name$
    SET SCHEMA $new_schema$

ALTER MATERIALIZED VIEW ALL IN TABLESPACE $name$ [ OWNED BY $role_name$ [ , ... ] ]
    SET TABLESPACE $new_tablespace$ [ NOWAIT ]

where $action$ is:

ALTER [ COLUMN ] $column_name$ SET STATISTICS $integer$ |
    ALTER [ COLUMN ] $column_name$ SET ( $attribute_option$ = $value$ [ , ... ] ) |
    ALTER [ COLUMN ] $column_name$ RESET ( $attribute_option$ [ , ... ] ) |
    ALTER [ COLUMN ] $column_name$ SET STORAGE { PLAIN | EXTERNAL | EXTENDED | MAIN } |
    ALTER [ COLUMN ] $column_name$ SET COMPRESSION $compression_method$ |
    CLUSTER ON $index_name$ |
    SET WITHOUT CLUSTER |
    SET ACCESS METHOD $new_access_method$ |
    SET TABLESPACE $new_tablespace$ |
    SET ( { $storage_parameter$ [ = $value$ ] } [ , ... ] ) |
    RESET ( $storage_parameter$ [ , ... ] ) |
    OWNER TO { $new_owner$ | CURRENT_ROLE | CURRENT_USER | SESSION_USER }