[yz@test openGauss]$ gsql tpch1s
tpch1s=# set statement_timeout=10;
SET
Time: 2.079 ms

tpch1s=# show statement_timeout;
 statement_timeout 
-------------------
 10ms
(1 row)

Time: 1.976 ms

tpch1s=# \d
ERROR:  canceling statement due to statement timeout

tpch1s=# select count(*) from lineitem;
  count  
---------
 6001215
(1 row)

Time: 6141.025 ms