ClickHouse/tests/queries/0_stateless/01019_parallel_parsing_cancel.sh

#!/usr/bin/env bash

CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
. $CURDIR/../shell_config.sh

$CLICKHOUSE_CLIENT --query="DROP TABLE IF EXISTS a;"
$CLICKHOUSE_CLIENT --query="DROP TABLE IF EXISTS b;"

$CLICKHOUSE_CLIENT --query="CREATE TABLE a (x UInt64) ENGINE = Memory;"
$CLICKHOUSE_CLIENT --query="CREATE TABLE b (x UInt64) ENGINE = Memory;"

function thread1()
{
        for attempt_thread1 in {1..10}
        do
                seq 1 500000 | $CLICKHOUSE_CLIENT --query_id=11 --query="INSERT INTO a FORMAT TSV" &
                while true; do
                        $CLICKHOUSE_CLIENT --query="KILL QUERY WHERE query_id='11' SYNC" | grep -q "cant_cancel" && sleep .1 || break ||:
                done
                while true; do
                        $CLICKHOUSE_CLIENT --query="SELECT count(*)>0 FROM system.processes WHERE query_id='11'" | grep -q "1" && sleep .1 || break ||:
                done
        done
}

function thread2()
{
        for attempt_thread2 in {1..10}
        do
                seq 1 500000 | $CLICKHOUSE_CLIENT --query_id=22 --query="INSERT INTO b FORMAT TSV" &
                while true; do
                        $CLICKHOUSE_CLIENT --query="KILL QUERY WHERE query_id='22' SYNC" | grep -q "cant_cancel" && sleep .1 || break ||:
                done
                while true; do
                        $CLICKHOUSE_CLIENT --query="SELECT count(*)>0 FROM system.processes WHERE query_id='22'" | grep -q "1" && sleep .1 || break ||:
                done
        done
}

export -f thread1;
export -f thread2;

bash -c thread1 > /dev/null 2>&1 &
bash -c thread2 > /dev/null 2>&1 &

wait
echo OK

$CLICKHOUSE_CLIENT --query "DROP TABLE a"
$CLICKHOUSE_CLIENT --query "DROP TABLE b"