如何使用for循环在postgresql中插入数据？

Question

I would like to know how to insert data in postgresql using for loop?

I want to insert 1 to 1000 in row of id..

Answer 1

Please try below code to insert values in tables using for loop.

do $$
begin
for r in 1..1000 loop
insert into schema_name.table_name(id) values(r);
end loop;
end;
$$;

Answer 2

使用generate_series ：

INSERT INTO tableName (id) SELECT * FROM generate_series(1, 1000);