Skip Headers
Oracle® Database Reference
10g Release 2 (10.2)

Part Number B14237-04
Go to Documentation Home
Home
Go to Book List
Book List
Go to Table of Contents
Contents
Go to Index
Index
Go to Master Index
Master Index
Go to Feedback page
Contact Us

Go to previous page
Previous
Go to next page
Next
PDF · Mobi · ePub

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

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(4000)   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)   Indicates whether statistics were entered directly by the user (YES) or not (NO)
AVG_COL_LEN NUMBER   Average length of the column (in bytes)
HISTOGRAM VARCHAR2(15)   Indicates existence/type of histogram:
  • NONE

  • FREQUENCY

  • HEIGHT BALANCED