ydb/yt/yql/tests/sql/suites/pg-tpch/nation.txt.attr

{
    "_yql_row_spec"={
       "Type"=["StructType";[
           ["n_nationkey";["PgType";"int4";];];
           ["n_name";["PgType";"text";];];
           ["n_regionkey";["PgType";"int4";];];
           ["n_comment";["PgType";"text";];];
       ];];
    }
}