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Enable joined_subquery_requires_alias by default (#9274)

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enable joined_subquery_requires_alias by default
This commit is contained in:
Artem Zuikov 2020-02-26 16:11:06 +03:00 committed by GitHub
parent 2338f16637
commit 912ec60e7e
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GPG Key ID: 4AEE18F83AFDEB23
23 changed files with 84 additions and 77 deletions
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2
dbms/src/Core/Settings.h
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@ -253,7 +253,7 @@ struct Settings : public SettingsCollection<Settings>
M(SettingSeconds, http_receive_timeout, DEFAULT_HTTP_READ_BUFFER_TIMEOUT, "HTTP receive timeout", 0) \
M(SettingBool, optimize_throw_if_noop, false, "If setting is enabled and OPTIMIZE query didn't actually assign a merge then an explanatory exception is thrown", 0) \
M(SettingBool, use_index_for_in_with_subqueries, true, "Try using an index if there is a subquery or a table expression on the right side of the IN operator.", 0) \
M(SettingBool, joined_subquery_requires_alias, false, "Force joined subqueries to have aliases for correct name qualification.", 0) \
M(SettingBool, joined_subquery_requires_alias, true, "Force joined subqueries and table functions to have aliases for correct name qualification.", 0) \
M(SettingBool, empty_result_for_aggregation_by_empty_set, false, "Return empty result when aggregating without keys on empty set.", 0) \
M(SettingBool, allow_distributed_ddl, true, "If it is set to true, then a user is allowed to executed distributed DDL queries.", 0) \
M(SettingUInt64, odbc_max_field_size, 1024, "Max size of filed can be read from ODBC dictionary. Long strings are truncated.", 0) \

2
dbms/src/Interpreters/SyntaxAnalyzer.cpp
View File

@ -111,7 +111,7 @@ std::vector<TableWithColumnNames> getTablesWithColumns(const std::vector<const A
{
for (auto & pr : tables_with_columns)
if (pr.table.table.empty() && pr.table.alias.empty())
throw Exception("Not unique subquery in FROM requires an alias (or joined_subquery_requires_alias=0 to disable restriction).",
throw Exception("No alias for subquery or table function in JOIN (set joined_subquery_requires_alias=0 to disable restriction).",
ErrorCodes::ALIAS_REQUIRED);
}

4
dbms/tests/queries/0_stateless/00634_performance_introspection_and_logging.sh
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@ -88,14 +88,14 @@ SELECT PN, PVq, PVt FROM
ARRAY JOIN ProfileEvents.Names AS PN, ProfileEvents.Values AS PV
WHERE event_date >= today()-1 AND query_id='$query_id'
GROUP BY PN
)
) js1
ANY INNER JOIN
(
SELECT PN, PV AS PVq
FROM system.query_log
ARRAY JOIN ProfileEvents.Names AS PN, ProfileEvents.Values AS PV
WHERE event_date >= today()-1 AND query_id='$query_id'
)
) js2
USING PN
WHERE
NOT PN IN ('ContextLock') AND

4
dbms/tests/queries/0_stateless/00952_input_function.sh
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@ -18,12 +18,12 @@ ${CLICKHOUSE_CLIENT} --query="SELECT * FROM input_function_table_2 FORMAT CSV"
${CLICKHOUSE_CLIENT} --query="DROP TABLE IF EXISTS input_function_table_3"
${CLICKHOUSE_CLIENT} --query="CREATE TABLE input_function_table_3 (a String, b Date, c Int32, d Int16) ENGINE=Memory()"
cat ${CLICKHOUSE_TMP}/data_for_input_function.csv | ${CLICKHOUSE_CLIENT} --query="INSERT INTO input_function_table_3 (a, b, c) SELECT * FROM (SELECT s, b, c*c FROM input('s String, b Int32, c Int32') JOIN input_function_table_1 ON s=input_function_table_1.a) FORMAT CSV"
cat ${CLICKHOUSE_TMP}/data_for_input_function.csv | ${CLICKHOUSE_CLIENT} --query="INSERT INTO input_function_table_3 (a, b, c) SELECT * FROM (SELECT s, b, c*c FROM input('s String, b Int32, c Int32') js1 JOIN input_function_table_1 ON s=input_function_table_1.a) FORMAT CSV"
${CLICKHOUSE_CLIENT} --query="SELECT * FROM input_function_table_3 FORMAT CSV"
${CLICKHOUSE_CLIENT} --query="DROP TABLE IF EXISTS input_function_table_4"
${CLICKHOUSE_CLIENT} --query="CREATE TABLE input_function_table_4 (a String, b Date, c Int32, d Int16) ENGINE=Memory()"
cat ${CLICKHOUSE_TMP}/data_for_input_function.csv | ${CLICKHOUSE_CURL} -sS "${CLICKHOUSE_URL}&query=INSERT%20INTO%20input_function_table_4%20%28a%2C%20b%2C%20c%29%20SELECT%20%2A%20FROM%20%28SELECT%20s%2C%20b%2C%20c%2Ac%20FROM%20input%28%27s%20String%2C%20b%20Int32%2C%20c%20Int32%27%29%20JOIN%20input_function_table_1%20ON%20s%3Dinput_function_table_1.a%29%20FORMAT%20CSV" --data-binary @-
cat ${CLICKHOUSE_TMP}/data_for_input_function.csv | ${CLICKHOUSE_CURL} -sS "${CLICKHOUSE_URL}&query=INSERT%20INTO%20input_function_table_4%20%28a%2C%20b%2C%20c%29%20SELECT%20%2A%20FROM%20%28SELECT%20s%2C%20b%2C%20c%2Ac%20FROM%20input%28%27s%20String%2C%20b%20Int32%2C%20c%20Int32%27%29%20js1%20JOIN%20input_function_table_1%20ON%20s%3Dinput_function_table_1.a%29%20FORMAT%20CSV" --data-binary @-
${CLICKHOUSE_CLIENT} --query="SELECT * FROM input_function_table_4 FORMAT CSV"

4
dbms/tests/queries/0_stateless/00980_full_join_crash_fancyqlx.sql
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@ -7,8 +7,8 @@ insert into test_join values ('2019-01-01', 2, 'b');
insert into test_join values ('2019-01-01', 3, 'c');
insert into test_join values ('2019-01-01', 1, null);
SELECT id, date, name FROM (SELECT id, date, name FROM test_join GROUP BY id, name, date)
FULL OUTER JOIN (SELECT id, date, name FROM test_join GROUP BY id, name, date)
SELECT id, date, name FROM (SELECT id, date, name FROM test_join GROUP BY id, name, date) js1
FULL OUTER JOIN (SELECT id, date, name FROM test_join GROUP BY id, name, date) js2
USING (id, name, date)
ORDER BY id, name;

12
dbms/tests/queries/0_stateless/00999_join_not_nullable_types.reference
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@ -1,8 +1,8 @@
0 ['left'] 0 ['left'] \N
1 ['left'] 1 ['left'] 1
2 [] \N [] 2
['left'] 0 ['left'] \N
['left'] 1 ['left'] 1
[] \N [] 2
0 ['left'] 0 [] \N
1 ['left'] 1 ['right'] 1
2 [] \N ['right'] 2
['left'] 0 [] \N
['left'] 1 ['right'] 1
[] \N ['right'] 2
['left'] 42 \N
['right'] \N 42

12
dbms/tests/queries/0_stateless/00999_join_not_nullable_types.sql
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@ -3,32 +3,32 @@ SET join_use_nulls = 1;
SELECT * FROM
(
SELECT number, ['left'] as ar, number AS left_number FROM system.numbers LIMIT 2
)
) js1
FULL JOIN
(
SELECT number, ['right'] as ar, number AS right_number FROM system.numbers LIMIT 1, 2
)
) js2
USING (number)
ORDER BY number;
SELECT * FROM
(
SELECT ['left'] as ar, number AS left_number FROM system.numbers LIMIT 2
)
) js1
FULL JOIN
(
SELECT ['right'] as ar, number AS right_number FROM system.numbers LIMIT 1, 2
)
) js2
ON left_number = right_number
ORDER BY left_number;
SELECT * FROM
(
SELECT ['left'] as ar, 42 AS left_number
)
) js1
FULL JOIN
(
SELECT ['right'] as ar, 42 AS right_number
)
) js2
USING(ar)
ORDER BY left_number;

2
dbms/tests/queries/0_stateless/01008_materialized_view_henyihanwobushi.sql
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@ -5,7 +5,7 @@ DROP TABLE IF EXISTS view_foo_bar;
create table foo (ddate Date, id Int64, n String) ENGINE = ReplacingMergeTree(ddate, (id), 8192);
create table bar (ddate Date, id Int64, n String, foo_id Int64) ENGINE = ReplacingMergeTree(ddate, (id), 8192);
insert into bar (id, n, foo_id) values (1, 'bar_n_1', 1);
create MATERIALIZED view view_foo_bar ENGINE = ReplacingMergeTree(ddate, (bar_id), 8192) as select ddate, bar_id, bar_n, foo_id, foo_n from (select ddate, id as bar_id, n as bar_n, foo_id from bar) any left join (select id as foo_id, n as foo_n from foo) using foo_id;
create MATERIALIZED view view_foo_bar ENGINE = ReplacingMergeTree(ddate, (bar_id), 8192) as select ddate, bar_id, bar_n, foo_id, foo_n from (select ddate, id as bar_id, n as bar_n, foo_id from bar) js1 any left join (select id as foo_id, n as foo_n from foo) js2 using foo_id;
insert into bar (id, n, foo_id) values (1, 'bar_n_1', 1);
SELECT * FROM view_foo_bar;

4
dbms/tests/queries/0_stateless/01009_insert_select_data_loss.sql
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@ -1,7 +1,9 @@
drop table if exists tab;
create table tab (x UInt64) engine = MergeTree order by tuple();
insert into tab select number as n from numbers(20) semi left join (select number * 10 as n from numbers(2)) using(n) settings max_block_size = 5;
insert into tab select number as n from numbers(20) nums
semi left join (select number * 10 as n from numbers(2)) js2 using(n)
settings max_block_size = 5;
select * from tab order by x;
drop table tab;

10
dbms/tests/queries/0_stateless/01010_pmj_on_disk.sql
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@ -1,6 +1,6 @@
SET join_algorithm = 'hash';
SELECT number as n, j FROM numbers(4)
SELECT number as n, j FROM numbers(4) nums
ANY LEFT JOIN (
SELECT number * 2 AS n, number + 10 AS j
FROM numbers(4000)
@ -9,7 +9,7 @@ USING n;
SET max_rows_in_join = 1000;
SELECT number as n, j FROM numbers(4)
SELECT number as n, j FROM numbers(4) nums
ANY LEFT JOIN (
SELECT number * 2 AS n, number + 10 AS j
FROM numbers(4000)
@ -18,7 +18,7 @@ USING n; -- { serverError 191 }
SET join_algorithm = 'partial_merge';
SELECT number as n, j FROM numbers(4)
SELECT number as n, j FROM numbers(4) nums
ANY LEFT JOIN (
SELECT number * 2 AS n, number + 10 AS j
FROM numbers(4000)
@ -27,7 +27,7 @@ USING n;
SET partial_merge_join_optimizations = 1;
SELECT number as n, j FROM numbers(4)
SELECT number as n, j FROM numbers(4) nums
ANY LEFT JOIN (
SELECT number * 2 AS n, number + 10 AS j
FROM numbers(4000)
@ -36,7 +36,7 @@ USING n;
SET join_algorithm = 'auto';
SELECT number as n, j FROM numbers(4)
SELECT number as n, j FROM numbers(4) nums
ANY LEFT JOIN (
SELECT number * 2 AS n, number + 10 AS j
FROM numbers(4000)

12
dbms/tests/queries/0_stateless/01010_pmj_right_table_memory_limits.sql
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@ -1,6 +1,6 @@
SET max_memory_usage = 32000000;
SELECT number * 200000 as n, j FROM numbers(5)
SELECT number * 200000 as n, j FROM numbers(5) nums
ANY LEFT JOIN (
SELECT number * 2 AS n, number AS j
FROM numbers(1000000)
@ -10,14 +10,14 @@ USING n; -- { serverError 241 }
SET partial_merge_join = 1;
SET default_max_bytes_in_join = 0;
SELECT number * 200000 as n, j FROM numbers(5)
SELECT number * 200000 as n, j FROM numbers(5) nums
ANY LEFT JOIN (
SELECT number * 2 AS n, number AS j
FROM numbers(1000000)
) js2
USING n; -- { serverError 12 }
SELECT number * 200000 as n, j FROM numbers(5)
SELECT number * 200000 as n, j FROM numbers(5) nums
ANY LEFT JOIN (
SELECT number * 2 AS n, number AS j
FROM numbers(1000000)
@ -25,7 +25,7 @@ ANY LEFT JOIN (
USING n
SETTINGS max_bytes_in_join = 30000000; -- { serverError 241 }
SELECT number * 200000 as n, j FROM numbers(5)
SELECT number * 200000 as n, j FROM numbers(5) nums
ANY LEFT JOIN (
SELECT number * 2 AS n, number AS j
FROM numbers(1000000)
@ -36,7 +36,7 @@ SETTINGS max_bytes_in_join = 10000000;
SET partial_merge_join_optimizations = 1;
SELECT number * 200000 as n, j FROM numbers(5)
SELECT number * 200000 as n, j FROM numbers(5) nums
LEFT JOIN (
SELECT number * 2 AS n, number AS j
FROM numbers(1000000)
@ -47,7 +47,7 @@ SETTINGS max_rows_in_join = 100000;
SET default_max_bytes_in_join = 10000000;
SELECT number * 200000 as n, j FROM numbers(5)
SELECT number * 200000 as n, j FROM numbers(5) nums
JOIN (
SELECT number * 2 AS n, number AS j
FROM numbers(1000000)

2
dbms/tests/queries/0_stateless/01015_empty_in_inner_right_join.sql
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@ -1,3 +1,5 @@
SET joined_subquery_requires_alias = 0;
SELECT 'IN empty set',count() FROM system.numbers WHERE number IN (SELECT toUInt64(1) WHERE 0);
SELECT 'IN non-empty set',count() FROM (SELECT number FROM system.numbers LIMIT 10) t1 WHERE t1.number IN (SELECT toUInt64(1) WHERE 1);
SELECT 'NOT IN empty set',count() FROM (SELECT number FROM system.numbers LIMIT 10) WHERE number NOT IN (SELECT toUInt64(1) WHERE 0);

2
dbms/tests/queries/0_stateless/01046_materialized_view_with_join_over_distributed.sql
View File

@ -5,7 +5,7 @@ DROP TABLE IF EXISTS t_d;
DROP TABLE IF EXISTS t_v;
CREATE TABLE t (`A` Int64) ENGINE = MergeTree() ORDER BY tuple();
CREATE TABLE t_d AS t ENGINE = Distributed(test_shard_localhost, currentDatabase(), t);
CREATE MATERIALIZED VIEW t_v ENGINE = MergeTree() ORDER BY tuple() AS SELECT A FROM t LEFT JOIN ( SELECT toInt64(dummy) AS A FROM system.one ) USING (A);
CREATE MATERIALIZED VIEW t_v ENGINE = MergeTree() ORDER BY tuple() AS SELECT A FROM t LEFT JOIN ( SELECT toInt64(dummy) AS A FROM system.one ) js2 USING (A);
INSERT INTO t_d SELECT number FROM numbers(2);
SELECT * FROM t_v ORDER BY A;

4
dbms/tests/queries/0_stateless/01049_join_low_card_crash.sql
View File

@ -7,13 +7,13 @@ CREATE TABLE Beta (foo LowCardinality(String), baz UInt64) ENGINE = Memory;
INSERT INTO Alpha VALUES ('a', 1);
INSERT INTO Beta VALUES ('a', 2), ('b', 3);
SELECT * FROM Alpha FULL JOIN (SELECT 'b' as foo) USING (foo) ORDER BY foo;
SELECT * FROM Alpha FULL JOIN (SELECT 'b' as foo) js2 USING (foo) ORDER BY foo;
SELECT * FROM Alpha FULL JOIN Beta USING (foo) ORDER BY foo;
SELECT * FROM Alpha FULL JOIN Beta ON Alpha.foo = Beta.foo ORDER BY foo;
SET join_use_nulls = 1;
SELECT * FROM Alpha FULL JOIN (SELECT 'b' as foo) USING (foo) ORDER BY foo;
SELECT * FROM Alpha FULL JOIN (SELECT 'b' as foo) js2 USING (foo) ORDER BY foo;
SELECT * FROM Alpha FULL JOIN Beta USING (foo) ORDER BY foo;
SELECT * FROM Alpha FULL JOIN Beta ON Alpha.foo = Beta.foo ORDER BY foo;

6
dbms/tests/queries/0_stateless/01050_engine_join_crash.sql
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@ -7,9 +7,9 @@ CREATE TABLE testJoinTable (number UInt64, data String) ENGINE = Join(ANY, INNER
INSERT INTO testJoinTable VALUES (1, '1'), (2, '2'), (3, '3');
SELECT * FROM (SELECT * FROM numbers(10)) INNER JOIN testJoinTable USING number; -- { serverError 264 }
SELECT * FROM (SELECT * FROM numbers(10)) INNER JOIN (SELECT * FROM testJoinTable) USING number;
SELECT * FROM (SELECT * FROM numbers(10)) ANY INNER JOIN testJoinTable USING number;
SELECT * FROM (SELECT * FROM numbers(10)) js1 INNER JOIN testJoinTable USING number; -- { serverError 264 }
SELECT * FROM (SELECT * FROM numbers(10)) js1 INNER JOIN (SELECT * FROM testJoinTable) js2 USING number;
SELECT * FROM (SELECT * FROM numbers(10)) js1 ANY INNER JOIN testJoinTable USING number;
SELECT * FROM testJoinTable;
DROP TABLE testJoinTable;

4
dbms/tests/queries/0_stateless/01050_engine_join_view_crash.sql
View File

@ -11,9 +11,9 @@ INSERT INTO a VALUES (1,1,1)(2,2,2)(3,3,3);
INSERT INTO id1 VALUES (1,1)(2,2)(3,3);
INSERT INTO id2 VALUES (1,1)(2,2)(3,3);
SELECT * from (SELECT * FROM a ANY LEFT OUTER JOIN id1 USING id1) ANY LEFT OUTER JOIN id2 USING id2;
SELECT * from (SELECT * FROM a ANY LEFT OUTER JOIN id1 USING id1) js1 ANY LEFT OUTER JOIN id2 USING id2;
create view b as (SELECT * from (SELECT * FROM a ANY LEFT OUTER JOIN id1 USING id1) ANY LEFT OUTER JOIN id2 USING id2);
create view b as (SELECT * from (SELECT * FROM a ANY LEFT OUTER JOIN id1 USING id1) js1 ANY LEFT OUTER JOIN id2 USING id2);
SELECT '-';
SELECT * FROM b;

1
dbms/tests/queries/0_stateless/01056_predicate_optimizer_bugs.sql
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@ -1,5 +1,6 @@
SET enable_debug_queries = 1;
SET enable_optimize_predicate_expression = 1;
SET joined_subquery_requires_alias = 0;
-- https://github.com/ClickHouse/ClickHouse/issues/3885
-- https://github.com/ClickHouse/ClickHouse/issues/5485

22
dbms/tests/queries/0_stateless/01062_pm_all_join_with_block_continuation.sql
View File

@ -4,17 +4,17 @@ SET partial_merge_join = 1;
SELECT 'defaults';
SELECT count(1) FROM (
SELECT materialize(1) as k, n FROM numbers(10)
SELECT materialize(1) as k, n FROM numbers(10) nums
JOIN (SELECT materialize(1) AS k, number n FROM numbers(1000000)) j
USING k);
SELECT count(1) FROM (
SELECT materialize(1) as k, n FROM numbers(1000)
SELECT materialize(1) as k, n FROM numbers(1000) nums
JOIN (SELECT materialize(1) AS k, number n FROM numbers(10000)) j
USING k);
SELECT count(1), uniqExact(n) FROM (
SELECT materialize(1) as k, n FROM numbers(1000000)
SELECT materialize(1) as k, n FROM numbers(1000000) nums
JOIN (SELECT materialize(1) AS k, number n FROM numbers(10)) j
USING k);
@ -22,12 +22,12 @@ SELECT count(1), uniqExact(n) FROM (
SET max_joined_block_size_rows = 0;
SELECT count(1) FROM (
SELECT materialize(1) as k, n FROM numbers(10)
SELECT materialize(1) as k, n FROM numbers(10) nums
JOIN (SELECT materialize(1) AS k, number n FROM numbers(1000000)) j
USING k); -- { serverError 241 }
SELECT count(1) FROM (
SELECT materialize(1) as k, n FROM numbers(1000)
SELECT materialize(1) as k, n FROM numbers(1000) nums
JOIN (SELECT materialize(1) AS k, number n FROM numbers(10000)) j
USING k); -- { serverError 241 }
@ -35,17 +35,17 @@ SELECT 'max_joined_block_size_rows = 2000';
SET max_joined_block_size_rows = 2000;
SELECT count(1) FROM (
SELECT materialize(1) as k, n FROM numbers(10)
SELECT materialize(1) as k, n FROM numbers(10) nums
JOIN (SELECT materialize(1) AS k, number n FROM numbers(1000000)) j
USING k);
SELECT count(1), uniqExact(n) FROM (
SELECT materialize(1) as k, n FROM numbers(1000)
SELECT materialize(1) as k, n FROM numbers(1000) nums
JOIN (SELECT materialize(1) AS k, number n FROM numbers(10000)) j
USING k);
SELECT count(1), uniqExact(n) FROM (
SELECT materialize(1) as k, n FROM numbers(1000000)
SELECT materialize(1) as k, n FROM numbers(1000000) nums
JOIN (SELECT materialize(1) AS k, number n FROM numbers(10)) j
USING k);
@ -53,16 +53,16 @@ SELECT 'max_rows_in_join = 1000';
SET max_rows_in_join = 1000;
SELECT count(1) FROM (
SELECT materialize(1) as k, n FROM numbers(10)
SELECT materialize(1) as k, n FROM numbers(10) nums
JOIN (SELECT materialize(1) AS k, number n FROM numbers(1000000)) j
USING k);
SELECT count(1), uniqExact(n) FROM (
SELECT materialize(1) as k, n FROM numbers(1000)
SELECT materialize(1) as k, n FROM numbers(1000) nums
JOIN (SELECT materialize(1) AS k, number n FROM numbers(10000)) j
USING k);
SELECT count(1), uniqExact(n) FROM (
SELECT materialize(1) as k, n FROM numbers(1000000)
SELECT materialize(1) as k, n FROM numbers(1000000) nums
JOIN (SELECT materialize(1) AS k, number n FROM numbers(10)) j
USING k);

2
dbms/tests/queries/0_stateless/01063_create_column_set.sql
View File

@ -6,7 +6,7 @@ FROM mt
ANY LEFT JOIN
(
SELECT 1 AS x
) USING (x)
) js2 USING (x)
PREWHERE x IN (1) WHERE y = today();
DROP TABLE mt;

2
dbms/tests/queries/0_stateless/01064_incremental_streaming_from_2_src_with_feedback.sql
View File

@ -1,3 +1,5 @@
SET joined_subquery_requires_alias = 0;
SYSTEM STOP MERGES;
-- incremental streaming usecase

32
dbms/tests/queries/0_stateless/01064_pm_all_join_const_and_nullable.sql
View File

@ -1,87 +1,87 @@
SET partial_merge_join = 1;
SELECT count(1), uniqExact(1) FROM (
SELECT materialize(1) as k FROM numbers(1)
SELECT materialize(1) as k FROM numbers(1) nums
JOIN (SELECT materialize(1) AS k, number n FROM numbers(100000)) j
USING k);
SELECT count(1), uniqExact(1) FROM (
SELECT materialize(1) as k FROM numbers(1)
SELECT materialize(1) as k FROM numbers(1) nums
JOIN (SELECT 1 AS k, number n FROM numbers(100000)) j
USING k);
SELECT count(1), uniqExact(1) FROM (
SELECT 1 as k FROM numbers(1)
SELECT 1 as k FROM numbers(1) nums
JOIN (SELECT materialize(1) AS k, number n FROM numbers(100000)) j
USING k);
SELECT count(1), uniqExact(1) FROM (
SELECT 1 as k FROM numbers(1)
SELECT 1 as k FROM numbers(1) nums
JOIN (SELECT 1 AS k, number n FROM numbers(100000)) j
USING k);
SELECT 'first nullable';
SELECT count(1), uniqExact(1) FROM (
SELECT materialize(toNullable(1)) as k FROM numbers(1)
SELECT materialize(toNullable(1)) as k FROM numbers(1) nums
JOIN (SELECT materialize(1) AS k, number n FROM numbers(100000)) j
USING k);
SELECT count(1), uniqExact(1) FROM (
SELECT materialize(toNullable(1)) as k FROM numbers(1)
SELECT materialize(toNullable(1)) as k FROM numbers(1) nums
JOIN (SELECT 1 AS k, number n FROM numbers(100000)) j
USING k);
SELECT count(1), uniqExact(1) FROM (
SELECT toNullable(1) as k FROM numbers(1)
SELECT toNullable(1) as k FROM numbers(1) nums
JOIN (SELECT materialize(1) AS k, number n FROM numbers(100000)) j
USING k);
SELECT count(1), uniqExact(1) FROM (
SELECT toNullable(1) as k FROM numbers(1)
SELECT toNullable(1) as k FROM numbers(1) nums
JOIN (SELECT 1 AS k, number n FROM numbers(100000)) j
USING k);
SELECT 'second nullable';
SELECT count(1), uniqExact(1) FROM (
SELECT materialize(1) as k FROM numbers(1)
SELECT materialize(1) as k FROM numbers(1) nums
JOIN (SELECT materialize(toNullable(1)) AS k, number n FROM numbers(100000)) j
USING k);
SELECT count(1), uniqExact(1) FROM (
SELECT materialize(1) as k FROM numbers(1)
SELECT materialize(1) as k FROM numbers(1) nums
JOIN (SELECT toNullable(1) AS k, number n FROM numbers(100000)) j
USING k);
SELECT count(1), uniqExact(1) FROM (
SELECT 1 as k FROM numbers(1)
SELECT 1 as k FROM numbers(1) nums
JOIN (SELECT materialize(toNullable(1)) AS k, number n FROM numbers(100000)) j
USING k);
SELECT count(1), uniqExact(1) FROM (
SELECT 1 as k FROM numbers(1)
SELECT 1 as k FROM numbers(1) nums
JOIN (SELECT toNullable(1) AS k, number n FROM numbers(100000)) j
USING k);
SELECT 'both nullable';
SELECT count(1), uniqExact(1) FROM (
SELECT materialize(toNullable(1)) as k FROM numbers(1)
SELECT materialize(toNullable(1)) as k FROM numbers(1) nums
JOIN (SELECT materialize(toNullable(1)) AS k, number n FROM numbers(100000)) j
USING k);
SELECT count(1), uniqExact(1) FROM (
SELECT materialize(toNullable(1)) as k FROM numbers(1)
SELECT materialize(toNullable(1)) as k FROM numbers(1) nums
JOIN (SELECT toNullable(1) AS k, number n FROM numbers(100000)) j
USING k);
SELECT count(1), uniqExact(1) FROM (
SELECT toNullable(1) as k FROM numbers(1)
SELECT toNullable(1) as k FROM numbers(1) nums
JOIN (SELECT materialize(toNullable(1)) AS k, number n FROM numbers(100000)) j
USING k);
SELECT count(1), uniqExact(1) FROM (
SELECT toNullable(1) as k FROM numbers(1)
SELECT toNullable(1) as k FROM numbers(1) nums
JOIN (SELECT toNullable(1) AS k, number n FROM numbers(100000)) j
USING k);

12
dbms/tests/queries/0_stateless/01067_join_null.sql
View File

@ -6,7 +6,7 @@ FROM
SELECT NULL
UNION ALL
SELECT NULL
)
) js1
ALL FULL OUTER JOIN
(
SELECT 1 AS id
@ -14,7 +14,7 @@ ALL FULL OUTER JOIN
SELECT NULL
UNION ALL
SELECT NULL
) USING (id)
) js2 USING (id)
ORDER BY id;
SELECT '---';
@ -23,11 +23,11 @@ SELECT *
FROM
(
SELECT NULL AS x
)
) js1
INNER JOIN
(
SELECT NULL AS x
) USING (x);
) js2 USING (x);
SELECT '---';
@ -35,8 +35,8 @@ SELECT *
FROM
(
SELECT NULL AS x
)
) js1
FULL OUTER JOIN
(
SELECT NULL AS x
) USING (x);
) js2 USING (x);

4
dbms/tests/queries/0_stateless/01081_PartialSortingTransform_full_column.sql
View File

@ -2,7 +2,7 @@ drop table if exists test_01081;
create table test_01081 (key Int) engine=MergeTree() order by key;
insert into test_01081 select * from system.numbers limit 10;
select 1 from remote('127.{1,2}', currentDatabase(), test_01081) join system.one as rhs on rhs.dummy = 1 order by 1;
select 1 from remote('127.{1,2}', currentDatabase(), test_01081) lhs join system.one as rhs on rhs.dummy = 1 order by 1;
-- With multiple blocks triggers:
--
@ -13,6 +13,6 @@ select 1 from remote('127.{1,2}', currentDatabase(), test_01081) join system.one
-- With experimental_use_processors=1 (default at the time of writing).
insert into test_01081 select * from system.numbers limit 10;
select 1 from remote('127.{1,2}', currentDatabase(), test_01081) join system.one as rhs on rhs.dummy = 1 order by 1;
select 1 from remote('127.{1,2}', currentDatabase(), test_01081) lhs join system.one as rhs on rhs.dummy = 1 order by 1;
drop table if exists test_01081;