ClickHouse/tests/performance/casts.xml

<test>
    <settings>
        <max_memory_usage>15G</max_memory_usage>
    </settings>

    <create_query>CREATE TABLE t (x UInt64) ENGINE = Memory</create_query>
    <!-- use less threads to save memory -->
    <fill_query>INSERT INTO t SELECT number AS x FROM numbers_mt(200000000) SETTINGS max_threads = 8</fill_query>
    <drop_query>DROP TABLE IF EXISTS t</drop_query>

    <query>SELECT cast(x, 'Int64'), cast(x, 'Int128'), cast(x, 'Int256'), cast(x, 'String'), cast(x, 'Decimal64(8)') FROM t FORMAT Null</query>
    <query>SELECT accurateCast(x, 'Int64'), accurateCast(x, 'Int128'), accurateCast(x, 'Int256'), accurateCast(x, 'String'), accurateCast(x, 'Decimal64(8)') FROM t FORMAT Null</query>
    <query>SELECT accurateCastOrNull(x, 'Int64'), accurateCastOrNull(x, 'Int128'), accurateCastOrNull(x, 'Int256'), accurateCastOrNull(x, 'String'), accurateCastOrNull(x, 'Decimal64(8)') FROM t FORMAT Null</query>

</test>
update perf tests sed -i s'/^<test.$/<test>/g' tests/performance/.xml WITH ceil(max(q[3]), 1) AS h SELECT concat('sed -i s\'/^<test.$/<test max_ignored_relative_change="', toString(h), '">/g\' tests/performance/', test, '.xml') AS s FROM ( SELECT test, query_index, count(), min(event_time), max(event_time) AS t, arrayMap(x -> floor(x, 3), quantiles(0, 0.5, 0.95, 1)(stat_threshold)) AS q, median(stat_threshold) AS m FROM perftest.query_metrics_v2 WHERE ((pr_number != 0) AND (event_date > '2021-01-01')) AND (metric = 'client_time') AND (abs(diff) < 0.05) AND (old_value > 0.1) GROUP BY test, query_index, query_display_name HAVING (t > '2021-01-01 00:00:00') AND ((q[3]) > 0.1) ORDER BY test DESC ) GROUP BY test ORDER BY h DESC FORMAT PrettySpace 2021-02-02 14:21:43 +00:00			`<test>`
Function accurateCastOrNull fixed unitialized values for numeric cast 2021-01-22 13:24:51 +00:00			`<settings>`
			`<max_memory_usage>15G</max_memory_usage>`
			`</settings>`

			`<create_query>CREATE TABLE t (x UInt64) ENGINE = Memory</create_query>`
			`<!-- use less threads to save memory -->`
			`<fill_query>INSERT INTO t SELECT number AS x FROM numbers_mt(200000000) SETTINGS max_threads = 8</fill_query>`
			`<drop_query>DROP TABLE IF EXISTS t</drop_query>`

			`<query>SELECT cast(x, 'Int64'), cast(x, 'Int128'), cast(x, 'Int256'), cast(x, 'String'), cast(x, 'Decimal64(8)') FROM t FORMAT Null</query>`
			`<query>SELECT accurateCast(x, 'Int64'), accurateCast(x, 'Int128'), accurateCast(x, 'Int256'), accurateCast(x, 'String'), accurateCast(x, 'Decimal64(8)') FROM t FORMAT Null</query>`
			`<query>SELECT accurateCastOrNull(x, 'Int64'), accurateCastOrNull(x, 'Int128'), accurateCastOrNull(x, 'Int256'), accurateCastOrNull(x, 'String'), accurateCastOrNull(x, 'Decimal64(8)') FROM t FORMAT Null</query>`

			`</test>`