recreate table t(id int primary key, part_id int, prm_id int); commit;
insert into t values( 1, 100,91);
insert into t values( 2, 100,92);
insert into t values( 3, 100,93);
insert into t values( 4, 100,95);
insert into t values( 5, 100,99);
insert into t values( 6, 200, 2);
insert into t values( 7, 200, 3);
insert into t values( 8, 200, 5);
insert into t values( 9, 200, 8);
insert into t values(10, 300, 3);
insert into t values(11, 300, 5);
insert into t values(12, 300, 8);
insert into t values(13, 300, 9);
insert into t values(14, 300,10);
insert into t values(15, 300,13);
insert into t values(16, 300,45);
insert into t values(17, 400,10);
insert into t values(18, 400,13);
insert into t values(19, 400,15);
insert into t values(20, 500, 1);
insert into t values(21, 500, 2);
insert into t values(22, 500, 3);
insert into t values(23, 500, 4);
insert into t values(24, 500,77);
insert into t values(25, 500,79);
insert into t values(26, 600, 9);
insert into t values(27, 600,13);
insert into t values(28, 700,63);
insert into t values(29, 700,64);
insert into t values(30, 700,65);
commit;
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