ClickHouse/tests/queries/0_stateless/02033_join_engine_deadlock_long.sh

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#!/usr/bin/env bash
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# Tags: long, deadlock
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CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
# shellcheck source=../shell_config.sh
. "$CURDIR"/../shell_config.sh
create_table () {
$CLICKHOUSE_CLIENT --query "
CREATE TABLE join_block_test
(
id String,
num Int64
)
ENGINE = Join(ANY, LEFT, id)
"
}
drop_table () {
# Force a sync drop to free the memory before ending the test
# Otherwise things get interesting if you run the test many times before the database is finally dropped
$CLICKHOUSE_CLIENT --query "
DROP TABLE join_block_test SYNC
"
}
populate_table_bg () {
(
$CLICKHOUSE_CLIENT --query "
INSERT INTO join_block_test
SELECT toString(number) as id, number * number as num
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FROM system.numbers LIMIT 500000
" >/dev/null
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) &
}
read_table_bg () {
(
$CLICKHOUSE_CLIENT --query "
SELECT *
FROM
(
SELECT toString(number) AS user_id
FROM system.numbers LIMIT 10000 OFFSET 20000
) AS t1
LEFT JOIN
(
SELECT
*
FROM join_block_test AS i1
ANY LEFT JOIN
(
SELECT *
FROM join_block_test
) AS i2 ON i1.id = toString(i2.num)
) AS t2 ON t1.user_id = t2.id
" >/dev/null
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) &
}
create_table
for _ in {1..5};
do
populate_table_bg
sleep 0.05
read_table_bg
sleep 0.05
done
wait
drop_table