periods
periods
Properties| Property | Value | Property | Value | |
|---|---|---|---|---|
| OID | 25191 | Total size | 112.0 KB | |
| Owner | postgres | Table size | 48.0 KB | |
| Tablespace | pg_default | Indexes size | 64.0 KB | |
| Primary key(s) | Toast size | 0 bytes | ||
| Estimated rows | 548 | |||
| Comment | ||||
Statistics| Property | Value | Property | Value | |
|---|---|---|---|---|
| seq_scan | 0 | n_dead_tup | 0 | |
| seq_tup_read | 0 | last_vacuum | - | |
| idx_scan | 0 | last_autovacuum | - | |
| idx_tup_fetch | 0 | last_analyze | - | |
| n_tup_ins | 0 | last_autoanalyze | - | |
| n_tup_upd | 0 | vacuum_count | 0 | |
| n_tup_del | 0 | autovacuum_count | 0 | |
| n_tup_hot_upd | 0 | analyze_count | 0 | |
| n_live_tup | 0 | autoanalyze_count | 0 | |
Columns - 4| Name | Type | Length | Default value | Allow null | Unique | Comment |
|---|---|---|---|---|---|---|
| id | integer | nextval('periods_id_seq'::regclass) | false | true | ||
| participant_event_id | integer | false | false | |||
| period_value | character varying | 100 | true | false | ||
| score | character varying | 100 | true | false |
Indexes - 2| Name (scan, tup_read, tup_fetch) | Primary | Unique | Clustered | Size | Definition |
|---|---|---|---|---|---|
| periods_id_key (0, 0, 0) | false | true | false | 32.0 KB | btree (id) |
| idx_fk_per_par_eve_id__par_eve_id (0, 0, 0) | false | false | false | 32.0 KB | btree (participant_event_id) |
Unique constraints - 1| Name | Columns | Comment |
|---|---|---|
| periods_id_key | id |
Foreign keys - 1| Name | Keys | Reference table | Reference keys | Match type | Delete type | Update type |
|---|---|---|---|---|---|---|
| fk_per_par_eve_id__par_eve_id | participant_event_id | participants_events | id | no action | no action |