```sql

drop table if exists t ;
drop table if exists temp ;

CREATE TABLE t
(
    game String,
    round String,
    casino Int32)
ENGINE = MergeTree() ORDER BY (casino, game, round);

CREATE TABLE temp
(
    game String,
    round String,
    casino Int32)
ENGINE = MergeTree() ORDER BY (casino, game, round);

insert into t(casino, game, round)
select number%103, toString(cityHash64(number%999)), toString(number) from numbers(3, 50000000);

insert into temp(casino, game, round)
select number%103, toString(cityHash64(number%999)), toString(number) from numbers(5000);

Q1: SELECT count(*)
FROM temp WHERE (casino, game, round) NOT IN
(     SELECT  casino, game, round
    FROM t
    WHERE (casino, game, round) IN
    (
        SELECT casino, game, round
        FROM temp
    )
)

21.3.1.5944  Elapsed: 4.464 sec. Processed 5.00 thousand rows, 225.89 KB (1.12 thousand rows/s., 50.60 KB/s.)

20.8.11.17    Elapsed: 0.611 sec. Processed 5.00 thousand rows, 225.89 KB (8.18 thousand rows/s., 369.73 KB/s.)

18.14.19.    Elapsed: 0.341 sec. Processed 5.00 thousand rows, 225.89 KB (14.66 thousand rows/s., 662.46 KB/s.)

```
{
    ExpressionActionsChain::Step & step = chain.lastStep(columns_after_array_join);
    getRootActions(analyzedJoin().leftKeysList(), only_types, step.actions());
    return true;
}
JoinPtr SelectQueryExpressionAnalyzer::appendJoin(ExpressionActionsChain & chain)
{
    JoinPtr table_join = makeTableJoin(*syntax->ast_join);
    ExpressionActionsChain::Step & step = chain.lastStep(columns_after_array_join);
    chain.steps.push_back(std::make_unique<ExpressionActionsChain::JoinStep>(
            syntax->analyzed_join, table_join, step.getResultColumns()));
    chain.addStep();
    return table_join;
}
static JoinPtr tryGetStorageJoin(std::shared_ptr<TableJoin> analyzed_join)