SET citus.next_shard_id TO 250000;
CREATE SCHEMA tpch
CREATE TABLE nation (
	n_nationkey integer not null,
	n_name char(25) not null,
	n_regionkey integer not null,
	n_comment varchar(152));
SELECT master_create_distributed_table('tpch.nation', 'n_nationkey', 'append');
 master_create_distributed_table 
---------------------------------
 
(1 row)

\copy tpch.nation FROM '@abs_srcdir@/data/nation.data' with delimiter '|'
SELECT count(*) from tpch.nation;
 count 
-------
    25
(1 row)