ydb/yql/essentials/tests/sql/suites/blocks/pg_call.sql

$data = [
    <|x:0p,y:0p|>,
    <|x:0p,y:1p|>,
    <|x:1p,y:0p|>,
    <|x:1p,y:1p|>,
];

select PgCall("int4pl",x,y),PgCall("int4pl",x,1p) from as_table($data);