mirror of
https://github.com/ClickHouse/ClickHouse.git
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116 lines
4.1 KiB
SQL
116 lines
4.1 KiB
SQL
DROP TABLE IF EXISTS xp;
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DROP TABLE IF EXISTS xp_d;
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SET log_queries = 1;
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CREATE TABLE xp (`A` Date, `B` Int64, `S` String) ENGINE = MergeTree PARTITION BY toYYYYMM(A) ORDER BY B;
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INSERT INTO xp SELECT '2020-01-01', number, '' FROM numbers(100000);
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CREATE TABLE xp_d AS xp ENGINE = Distributed(test_shard_localhost, currentDatabase(), xp);
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SELECT count(7 = (SELECT number FROM numbers(0) ORDER BY number ASC NULLS FIRST LIMIT 7)) FROM xp_d PREWHERE toYYYYMM(A) GLOBAL IN (SELECT NULL = (SELECT number FROM numbers(1) ORDER BY number DESC NULLS LAST LIMIT 1), toYYYYMM(min(A)) FROM xp_d) WHERE B > NULL; -- B > NULL is evaluated to 0 and this works
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SELECT count() FROM xp_d WHERE A GLOBAL IN (SELECT NULL); -- { serverError 53 }
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DROP TABLE IF EXISTS xp;
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DROP TABLE IF EXISTS xp_d;
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DROP TABLE IF EXISTS trace_log;
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CREATE TABLE trace_log
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(
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`event_date` Date,
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`event_time` DateTime,
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`event_time_microseconds` DateTime64(6),
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`timestamp_ns` UInt64,
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`revision` UInt32,
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`trace_type` Enum8('Real' = 0, 'CPU' = 1, 'Memory' = 2, 'MemorySample' = 3),
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`thread_id` UInt64,
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`query_id` String,
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`trace` Array(UInt64),
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`size` Int64
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)
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ENGINE = MergeTree
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PARTITION BY toYYYYMM(event_date)
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ORDER BY (event_date, event_time)
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SETTINGS index_granularity = 8192;
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INSERT INTO trace_log values ('2020-10-06','2020-10-06 13:43:39','2020-10-06 13:43:39.208819',1601981019208819975,54441,'Real',20412,'2e8ddf40-48da-4641-8ccc-573dd487753f',[140316350688023,130685338,226362737,224904385,227758790,227742969,227761037,224450136,219847931,219844987,219854151,223212098,223208665,228194329,228227607,257889111,257890159,258775545,258767526,140316350645979,140316343425599],0);
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set allow_introspection_functions = 1;
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-- make sure query_log exists
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SYSTEM FLUSH LOGS;
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WITH concat(addressToLine(arrayJoin(trace) AS addr), '#') AS symbol
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SELECT count() > 7
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FROM trace_log AS t
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WHERE (query_id =
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(
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SELECT
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[NULL, NULL, NULL, NULL, 0.00009999999747378752, NULL, NULL, NULL, NULL, NULL],
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query_id
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FROM system.query_log
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WHERE current_database = currentDatabase() AND (query LIKE '%test cpu time query profiler%') AND (query NOT LIKE '%system%')
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ORDER BY event_time DESC
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LIMIT 1
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)) AND (symbol LIKE '%Source%');
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WITH addressToSymbol(arrayJoin(trace)) AS symbol
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SELECT count() > 0
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FROM trace_log AS t
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WHERE greaterOrEquals(event_date, ignore(ignore(ignore(NULL, '')), 256), yesterday()) AND (trace_type = 'Memory') AND (query_id =
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(
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SELECT
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ignore(ignore(ignore(ignore(65536)), ignore(65537), ignore(2)), ''),
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query_id
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FROM system.query_log
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WHERE current_database = currentDatabase() AND (event_date >= yesterday()) AND (query LIKE '%test memory profiler%')
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ORDER BY event_time DESC
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LIMIT 1
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)); -- { serverError 42 }
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DROP TABLE IF EXISTS trace_log;
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SYSTEM FLUSH LOGS;
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WITH (
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(
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SELECT query_start_time_microseconds
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FROM system.query_log
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WHERE current_database = currentDatabase()
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ORDER BY query_start_time DESC
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LIMIT 1
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) AS time_with_microseconds,
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(
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SELECT
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inf,
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query_start_time
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FROM system.query_log
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WHERE current_database = currentDatabase()
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ORDER BY query_start_time DESC
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LIMIT 1
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) AS t)
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SELECT if(dateDiff('second', toDateTime(time_with_microseconds), toDateTime(t)) = -9223372036854775808, 'ok', ''); -- { serverError 43 }
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WITH (
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(
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SELECT query_start_time_microseconds
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FROM system.query_log
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WHERE current_database = currentDatabase()
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ORDER BY query_start_time DESC
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LIMIT 1
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) AS time_with_microseconds,
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(
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SELECT query_start_time
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FROM system.query_log
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WHERE current_database = currentDatabase()
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ORDER BY query_start_time DESC
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LIMIT 1
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) AS t)
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SELECT if(dateDiff('second', toDateTime(time_with_microseconds), toDateTime(t)) = -9223372036854775808, 'ok', '');
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set joined_subquery_requires_alias=0;
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SELECT number, number / 2 AS n, j1, j2 FROM remote('127.0.0.{2,3}', system.numbers) GLOBAL ANY LEFT JOIN (SELECT number / 3 AS n, number AS j1, 'Hello' AS j2 FROM system.numbers LIMIT 1048577) USING (n) LIMIT 10 format Null;
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