test=# \d e
       Table "public.e"
 Column |  Type   | Modifiers
--------+---------+-----------
 i      | integer | not null
 j      | integer | not null
 k      | integer |
Indexes:
    "e_pkey" PRIMARY KEY, btree (i, j), tablespace "haha"
    "ei" btree (i)
    "ej" btree (j), tablespace "haha"
    "ek" btree (k)
Tablespace: "haha"

Qingqing Zhou