USER_TAB_SUBPARTITIONS v11
The USER_TAB_SUBPARTITIONS view provides information about all of the subpartitions owned by the current user.
| Name | Type | Description |
|---|---|---|
schema_name | TEXT | The name of the schema in which the table resides. |
table_name | TEXT | The name of the table. |
partition_name | TEXT | The name of the partition. |
subpartition_name | TEXT | The name of the subpartition. |
high_value | TEXT | The high subpartitioning value specified in the CREATE TABLE statement. |
high_value_length | INTEGER | The length of the subpartitioning value. |
subpartition_position | INTEGER | 1 for the first subpartition; 2 for the second subpartition, etc. |
tablespace_name | TEXT | The name of the tablespace in which the subpartition resides. |
pct_free | NUMERIC | Included for compatibility only; always 0. |
pct_used | NUMERIC | Included for compatibility only; always 0. |
ini_trans | NUMERIC | Included for compatibility only; always 0. |
max_trans | NUMERIC | Included for compatibility only; always 0. |
initial_extent | NUMERIC | Included for compatibility only; always NULL. |
next_extent | NUMERIC | Included for compatibility only; always NULL. |
min_extent | NUMERIC | Included for compatibility only; always 0. |
max_extent | NUMERIC | Included for compatibility only; always 0. |
pct_increase | NUMERIC | Included for compatibility only; always 0. |
freelists | NUMERIC | Included for compatibility only; always NULL. |
freelist_groups | NUMERIC | Included for compatibility only; always NULL. |
logging | CHARACTER VARYING(7) | Included for compatibility only; always YES. |
compression | CHARACTER VARYING(8) | Included for compatibility only; always NONE. |
num_rows | NUMERIC | Same as pg_class.reltuples. |
blocks | INTEGER | Same as pg_class.relpages. |
empty_blocks | NUMERIC | Included for compatibility only; always NULL. |
avg_space | NUMERIC | Included for compatibility only; always NULL. |
chain_cnt | NUMERIC | Included for compatibility only; always NULL. |
avg_row_len | NUMERIC | Included for compatibility only; always NULL. |
sample_size | NUMERIC | Included for compatibility only; always NULL. |
last_analyzed | TIMESTAMP WITHOUT TIME ZONE | Included for compatibility only; always NULL. |
buffer_pool | CHARACTER VARYING(7) | Included for compatibility only; always NULL. |
global_stats | CHARACTER VARYING(3) | Included for compatibility only; always YES. |
user_stats | CHARACTER VARYING(3) | Included for compatibility only; always NO. |
backing_table | REGCLASS | Name of the partition backing table. |