ALL_SUBPART_HISTOGRAMS displays the actual histogram data (end-points per histogram) for histograms on table subpartitions accessible to the current user.
DBA_SUBPART_HISTOGRAMS displays this information for all subpartitions in the database.
USER_SUBPART_HISTOGRAMS displays this information for subpartitions of all partitioned objects owned by the current user. This view does not display the OWNER column.
Note:
These views are populated only if you collect statistics on the index using theANALYZE statement or the DBMS_STATS package.| Column | Datatype | NULL | Description |
|---|---|---|---|
OWNER |
VARCHAR2(30) |
Owner of the table | |
TABLE_NAME |
VARCHAR2(30) |
Name of the table | |
SUBPARTITION_NAME |
VARCHAR2(30) |
Table subpartition name | |
COLUMN_NAME |
VARCHAR2(4000) |
Column name | |
BUCKET_NUMBER |
NUMBER |
Bucket number | |
ENDPOINT_VALUE |
NUMBER |
Normalized endpoint values for this bucket | |
ENDPOINT_ACTUAL_VALUE |
VARCHAR2(1000) |
Actual (not normalized) string value of the endpoint for this bucket |