OWNER
|
VARCHAR2(30)
|
NOT NULL
|
Owner of the materialized view
|
MVIEW_NAME
|
VARCHAR2(30)
|
NOT NULL
|
Name of the materialized view
|
MVIEW_TABLE_OWNER
|
VARCHAR2(30)
|
NOT NULL
|
Owner of the container table (see next column)
|
CONTAINER_NAME
|
VARCHAR2(30)
|
|
Name of the internal container in which the materialized view data is held. Normally this is the same as MVIEW_NAME . For materialized views created in releases before 8.1 (or under pre-8.1 compatibility mode), Oracle attaches the 6-byte prefix SNAP$_ . If MVIEW_NAME has more than 19 bytes, Oracle truncates the name to 19 bytes and adds a 4-byte sequence number as a suffix to produce a nonambiguous CONTAINER_NAME .
|
LAST_REFRESH_SCN
|
NUMBER
|
|
System change number (SCN) of the last refresh operation
|
LAST_REFRESH_DATE
|
DATE
|
|
SYSDATE of the last refresh
|
REFRESH_METHOD
|
VARCHAR2(8)
|
|
Default refresh method: FORCE , FAST , COMPLETE , or NONE
|
SUMMARY
|
VARCHAR2(1)
|
|
Whether this materialized view includes a GROUP BY clause or aggregation (Y | N )
|
FULLREFRESHTIM
|
NUMBER
|
|
Approximate refresh time, in seconds, for full refresh (defined only when SUMMARY = Y )
|
INCREFRESHTIM
|
NUMBER
|
|
Approximate refresh time, in seconds, for fast refresh (defined only when SUMMARY = Y )
|
CONTAINS_VIEWS
|
VARCHAR2(1)
|
|
Whether this materialized view contains a view in its definition (Y | N )
|
UNUSABLE
|
VARCHAR2(1)
|
|
Whether this materialized view is UNUSABLE (inconsistent data) (Y | N ). A materialized view can be UNUSABLE if a system failure occurs during a full refresh.
|
RESTRICTED_SYNTAX
|
VARCHAR2(1)
|
|
Whether this materialized view had a restriction in its defining query that limits the use of query rewrite (Y | N ). More complete information is provided by the REWRITE_CAPABILITY column of the ALL_ , DBA_ , and USER_MVIEWS views.
|
INC_REFRESHABLE
|
VARCHAR2(1)
|
|
Whether this materialized view can be fast refreshed (Y | N )
|
KNOWN_STALE
|
VARCHAR2(1)
|
|
Whether the data contained in the materialized view is known to be inconsistent with the master table data because that has been updated since the last successful refresh (Y | N )
|
INVALID
|
VARCHAR2(1)
|
|
Whether this materialized view is in an invalid state (inconsistent metadata) (Y | N )
|
REWRITE_ENABLED
|
VARCHAR2(1)
|
|
Whether this materialized view is currently enabled for query rewrite (Y | N )
|
QUERY_LEN
|
NUMBER
|
NOT NULL
|
Length (in bytes) of the query field
|
QUERY
|
LONG
|
NOT NULL
|
SELECT expression of the materialized view definition
|
REVISION
|
NUMBER
|
|
Reserved for internal use
|