2017-12-15 19:34:19 +00:00
|
|
|
#!/usr/bin/env bash
|
2014-04-24 23:13:33 +00:00
|
|
|
|
2017-12-15 19:34:19 +00:00
|
|
|
CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
|
|
|
|
|
. $CURDIR/../shell_config.sh
|
|
|
|
|
|
2019-04-16 14:13:13 +00:00
|
|
|
echo 'DROP TABLE IF EXISTS long_insert' | ${CLICKHOUSE_CURL} -sSg ${CLICKHOUSE_URL} -d @-
|
|
|
|
|
echo 'CREATE TABLE long_insert (a String) ENGINE = Memory' | ${CLICKHOUSE_CURL} -sSg ${CLICKHOUSE_URL} -d @-
|
2014-04-24 23:13:33 +00:00
|
|
|
for string_size in 1 10 100 1000 10000 100000 1000000; do
|
2018-01-10 00:04:08 +00:00
|
|
|
# LC_ALL=C is needed because otherwise Perl will bark on bad tuned environment.
|
2019-04-16 14:13:13 +00:00
|
|
|
LC_ALL=C perl -we 'for my $letter ("a" .. "z") { print(($letter x '$string_size') . "\n") }' | ${CLICKHOUSE_CURL} -sSg "${CLICKHOUSE_URL}?query=INSERT+INTO+long_insert+FORMAT+TabSeparated" --data-binary @-
|
|
|
|
|
echo 'SELECT substring(a, 1, 1) AS c, length(a) AS l FROM long_insert ORDER BY c, l' | ${CLICKHOUSE_CURL} -sSg ${CLICKHOUSE_URL} -d @-
|
2014-04-24 23:13:33 +00:00
|
|
|
done
|
