Static Data Dictionary Views, 78 of 452

ALL_SUBPART_COL_STATISTICS

ALL_SUBPART_COL_STATISTICS describes column statistics and histogram information for subpartitions of partitioned objects accessible to the current user.

Related views:

DBA_SUBPART_COL_STATISTICS provides this information for all subpartitions in the database.

USER_SUBPART_COL_STATISTICS provides this information for subpartitions of all partitioned objects owned by the current user. This view does not display the OWNER column.

Column Datatype NULL Description

OWNER

VARCHAR2(30)

NOT NULL

Owner name

TABLE_NAME

VARCHAR2(30)

NOT NULL

Table name

SUBPARTITION_NAME

VARCHAR2(30)

Table subpartition name

COLUMN_NAME

VARCHAR2(30)

NOT NULL

Column name

NUM_DISTINCT

NUMBER

Number of distinct values in the column

LOW_VALUE

RAW(32)

Low value in the column

HIGH_VALUE

RAW(32)

High value in the column

DENSITY

NUMBER

Density of the column

NUM_NULLS

NUMBER

Number of nulls in the column

NUM_BUCKETS

NUMBER

Number of buckets in histogram for the column

SAMPLE_SIZE

NUMBER

Sample size used in analyzing this column

LAST_ANALYZED

DATE

Date on which this column was most recently analyzed

GLOBAL_STATS

VARCHAR2(3)

Indicates whether column statistics for the subpartition were collected by analyzing the table as a whole (YES) or estimated from statistics gathered on partitions and subpartitions (NO).

USER_STATS

VARCHAR2(3)

Were the statistics entered directly by the user?

AVG_COL_LEN

NUMBER

The average length of the column, in bytes

Column	Datatype	NULL	Description
`OWNER`	`VARCHAR2(30)`	`NOT NULL`	Owner name
`TABLE_NAME`	`VARCHAR2(30)`	`NOT NULL`	Table name
`SUBPARTITION_NAME`	`VARCHAR2(30)`		Table subpartition name
`COLUMN_NAME`	`VARCHAR2(30)`	`NOT NULL`	Column name
`NUM_DISTINCT`	`NUMBER`		Number of distinct values in the column
`LOW_VALUE`	`RAW(32)`		Low value in the column
`HIGH_VALUE`	`RAW(32)`		High value in the column
`DENSITY`	`NUMBER`		Density of the column
`NUM_NULLS`	`NUMBER`		Number of nulls in the column
`NUM_BUCKETS`	`NUMBER`		Number of buckets in histogram for the column
`SAMPLE_SIZE`	`NUMBER`		Sample size used in analyzing this column
`LAST_ANALYZED`	`DATE`		Date on which this column was most recently analyzed
`GLOBAL_STATS`	`VARCHAR2(3)`		Indicates whether column statistics for the subpartition were collected by analyzing the table as a whole (`YES`) or estimated from statistics gathered on partitions and subpartitions (`NO`).
`USER_STATS`	`VARCHAR2(3)`		Were the statistics entered directly by the user?
`AVG_COL_LEN`	`NUMBER`		The average length of the column, in bytes