Merge branch 'master' into map_from_arrasy

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Robert Schulze 2023-03-02 11:01:01 +01:00 committed by GitHub
commit 3af1d0c3bb
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18 changed files with 16 additions and 25 deletions

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@ -489,7 +489,7 @@ class IColumn;
M(Bool, optimize_trivial_count_query, true, "Process trivial 'SELECT count() FROM table' query from metadata.", 0) \ M(Bool, optimize_trivial_count_query, true, "Process trivial 'SELECT count() FROM table' query from metadata.", 0) \
M(Bool, optimize_respect_aliases, true, "If it is set to true, it will respect aliases in WHERE/GROUP BY/ORDER BY, that will help with partition pruning/secondary indexes/optimize_aggregation_in_order/optimize_read_in_order/optimize_trivial_count", 0) \ M(Bool, optimize_respect_aliases, true, "If it is set to true, it will respect aliases in WHERE/GROUP BY/ORDER BY, that will help with partition pruning/secondary indexes/optimize_aggregation_in_order/optimize_read_in_order/optimize_trivial_count", 0) \
M(UInt64, mutations_sync, 0, "Wait for synchronous execution of ALTER TABLE UPDATE/DELETE queries (mutations). 0 - execute asynchronously. 1 - wait current server. 2 - wait all replicas if they exist.", 0) \ M(UInt64, mutations_sync, 0, "Wait for synchronous execution of ALTER TABLE UPDATE/DELETE queries (mutations). 0 - execute asynchronously. 1 - wait current server. 2 - wait all replicas if they exist.", 0) \
M(Bool, allow_experimental_lightweight_delete, false, "Enable lightweight DELETE mutations for mergetree tables. Work in progress", 0) \ M(Bool, enable_lightweight_delete, true, "Enable lightweight DELETE mutations for mergetree tables.", 0) \
M(Bool, optimize_move_functions_out_of_any, false, "Move functions out of aggregate functions 'any', 'anyLast'.", 0) \ M(Bool, optimize_move_functions_out_of_any, false, "Move functions out of aggregate functions 'any', 'anyLast'.", 0) \
M(Bool, optimize_normalize_count_variants, true, "Rewrite aggregate functions that semantically equals to count() as count().", 0) \ M(Bool, optimize_normalize_count_variants, true, "Rewrite aggregate functions that semantically equals to count() as count().", 0) \
M(Bool, optimize_injective_functions_inside_uniq, true, "Delete injective functions of one argument inside uniq*() functions.", 0) \ M(Bool, optimize_injective_functions_inside_uniq, true, "Delete injective functions of one argument inside uniq*() functions.", 0) \
@ -726,6 +726,7 @@ class IColumn;
MAKE_OBSOLETE(M, Bool, allow_experimental_database_atomic, true) \ MAKE_OBSOLETE(M, Bool, allow_experimental_database_atomic, true) \
MAKE_OBSOLETE(M, Bool, allow_experimental_bigint_types, true) \ MAKE_OBSOLETE(M, Bool, allow_experimental_bigint_types, true) \
MAKE_OBSOLETE(M, Bool, allow_experimental_window_functions, true) \ MAKE_OBSOLETE(M, Bool, allow_experimental_window_functions, true) \
MAKE_OBSOLETE(M, Bool, allow_experimental_lightweight_delete, true) \
MAKE_OBSOLETE(M, Milliseconds, async_insert_stale_timeout_ms, 0) \ MAKE_OBSOLETE(M, Milliseconds, async_insert_stale_timeout_ms, 0) \
MAKE_OBSOLETE(M, HandleKafkaErrorMode, handle_kafka_error_mode, HandleKafkaErrorMode::DEFAULT) \ MAKE_OBSOLETE(M, HandleKafkaErrorMode, handle_kafka_error_mode, HandleKafkaErrorMode::DEFAULT) \
MAKE_OBSOLETE(M, Bool, database_replicated_ddl_output, true) \ MAKE_OBSOLETE(M, Bool, database_replicated_ddl_output, true) \

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@ -78,10 +78,10 @@ BlockIO InterpreterDeleteQuery::execute()
} }
else if (table->supportsLightweightDelete()) else if (table->supportsLightweightDelete())
{ {
if (!getContext()->getSettingsRef().allow_experimental_lightweight_delete) if (!getContext()->getSettingsRef().enable_lightweight_delete)
throw Exception(ErrorCodes::SUPPORT_IS_DISABLED, throw Exception(ErrorCodes::SUPPORT_IS_DISABLED,
"Lightweight delete mutate is experimental. " "Lightweight delete mutate is disabled. "
"Set `allow_experimental_lightweight_delete` setting to enable it"); "Set `enable_lightweight_delete` setting to enable it");
/// Build "ALTER ... UPDATE _row_exists = 0 WHERE predicate" query /// Build "ALTER ... UPDATE _row_exists = 0 WHERE predicate" query
String alter_query = String alter_query =

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@ -232,11 +232,7 @@ def test_delete_from_table(started_cluster, engine):
dummy_node.query("INSERT INTO TABLE {} VALUES(1, 'bbbb');".format(name)) dummy_node.query("INSERT INTO TABLE {} VALUES(1, 'bbbb');".format(name))
dummy_node.query("INSERT INTO TABLE {} VALUES(2, 'bbbb');".format(name)) dummy_node.query("INSERT INTO TABLE {} VALUES(2, 'bbbb');".format(name))
main_node.query( main_node.query("DELETE FROM {} WHERE id=2;".format(name))
"SET allow_experimental_lightweight_delete=1; DELETE FROM {} WHERE id=2;".format(
name
)
)
expected = "1\taaaa\n1\tbbbb" expected = "1\taaaa\n1\tbbbb"

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@ -19,7 +19,6 @@
<settings> <settings>
<max_threads>1</max_threads> <max_threads>1</max_threads>
<mutations_sync>1</mutations_sync> <mutations_sync>1</mutations_sync>
<allow_experimental_lightweight_delete>1</allow_experimental_lightweight_delete>
</settings> </settings>
<!-- delete most of the rows --> <!-- delete most of the rows -->

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@ -5,7 +5,6 @@ CREATE TABLE merge_table_standard_delete(id Int32, name String) ENGINE = MergeTr
INSERT INTO merge_table_standard_delete select number, toString(number) from numbers(100); INSERT INTO merge_table_standard_delete select number, toString(number) from numbers(100);
SET mutations_sync = 0; SET mutations_sync = 0;
SET allow_experimental_lightweight_delete = 1;
DELETE FROM merge_table_standard_delete WHERE id = 10; DELETE FROM merge_table_standard_delete WHERE id = 10;
@ -108,3 +107,10 @@ DELETE FROM t_proj WHERE a < 100; -- { serverError BAD_ARGUMENTS }
SELECT avg(a), avg(b), count() FROM t_proj; SELECT avg(a), avg(b), count() FROM t_proj;
DROP TABLE t_proj; DROP TABLE t_proj;
CREATE TABLE merge_table_standard_delete(id Int32, name String) ENGINE = MergeTree order by id settings min_bytes_for_wide_part=0;
SET allow_experimental_lightweight_delete = false;
DELETE FROM merge_table_standard_delete WHERE id = 10; -- allow_experimental_lightweight_delete=false is now ignored
SET enable_lightweight_delete = false;
DELETE FROM merge_table_standard_delete WHERE id = 10; -- { serverError SUPPORT_IS_DISABLED }
DROP TABLE merge_table_standard_delete;

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@ -7,7 +7,6 @@ INSERT INTO merge_table_standard_delete select number, toString(number) from num
SELECT COUNT(), part_type FROM system.parts WHERE database = currentDatabase() AND table = 'merge_table_standard_delete' AND active GROUP BY part_type ORDER BY part_type; SELECT COUNT(), part_type FROM system.parts WHERE database = currentDatabase() AND table = 'merge_table_standard_delete' AND active GROUP BY part_type ORDER BY part_type;
SET mutations_sync = 0; SET mutations_sync = 0;
SET allow_experimental_lightweight_delete = 1;
DELETE FROM merge_table_standard_delete WHERE id = 10; DELETE FROM merge_table_standard_delete WHERE id = 10;
SELECT COUNT(), part_type FROM system.parts WHERE database = currentDatabase() AND table = 'merge_table_standard_delete' AND active GROUP BY part_type ORDER BY part_type; SELECT COUNT(), part_type FROM system.parts WHERE database = currentDatabase() AND table = 'merge_table_standard_delete' AND active GROUP BY part_type ORDER BY part_type;

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@ -5,7 +5,6 @@ CREATE TABLE lwd_test (id UInt64 , value String) ENGINE MergeTree() ORDER BY id;
INSERT INTO lwd_test SELECT number, randomString(10) FROM system.numbers LIMIT 1000000; INSERT INTO lwd_test SELECT number, randomString(10) FROM system.numbers LIMIT 1000000;
SET mutations_sync = 0; SET mutations_sync = 0;
SET allow_experimental_lightweight_delete = 1;
SELECT 'Rows in parts', SUM(rows) FROM system.parts WHERE database = currentDatabase() AND table = 'lwd_test' AND active; SELECT 'Rows in parts', SUM(rows) FROM system.parts WHERE database = currentDatabase() AND table = 'lwd_test' AND active;
SELECT 'Count', count() FROM lwd_test; SELECT 'Count', count() FROM lwd_test;

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@ -9,7 +9,6 @@ CREATE TABLE replicated_table_r2(id Int32, name String) ENGINE = ReplicatedMerge
INSERT INTO replicated_table_r1 select number, toString(number) FROM numbers(100); INSERT INTO replicated_table_r1 select number, toString(number) FROM numbers(100);
SET mutations_sync = 0; SET mutations_sync = 0;
SET allow_experimental_lightweight_delete = 1;
DELETE FROM replicated_table_r1 WHERE id = 10; DELETE FROM replicated_table_r1 WHERE id = 10;

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@ -32,7 +32,6 @@ ORDER BY name, column;
SET mutations_sync = 0; SET mutations_sync = 0;
SET allow_experimental_lightweight_delete = 1;
-- delete some rows using LWD -- delete some rows using LWD
DELETE FROM lwd_test WHERE (id % 3) = 0; DELETE FROM lwd_test WHERE (id % 3) = 0;

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@ -1,6 +1,5 @@
drop table if exists test; drop table if exists test;
create table test (id Int32, key String) engine=MergeTree() order by tuple(); create table test (id Int32, key String) engine=MergeTree() order by tuple();
insert into test select number, toString(number) from numbers(1000000); insert into test select number, toString(number) from numbers(1000000);
set allow_experimental_lightweight_delete=1;
delete from test where id % 2 = 0 SETTINGS mutations_sync=0; delete from test where id % 2 = 0 SETTINGS mutations_sync=0;
select count() from test; select count() from test;

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@ -24,7 +24,6 @@ insert into url_na_log select 209, '2022-08-21' from numbers(10000);
SET mutations_sync=2; SET mutations_sync=2;
SET allow_experimental_lightweight_delete=1;
OPTIMIZE TABLE url_na_log FINAL; OPTIMIZE TABLE url_na_log FINAL;

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@ -126,7 +126,7 @@ class Tester:
def main(): def main():
# Set mutations to synchronous mode and enable lightweight DELETE's # Set mutations to synchronous mode and enable lightweight DELETE's
url = os.environ['CLICKHOUSE_URL'] + '&allow_experimental_lightweight_delete=1&max_threads=1' url = os.environ['CLICKHOUSE_URL'] + '&max_threads=1'
default_index_granularity = 10; default_index_granularity = 10;
total_rows = 8 * default_index_granularity total_rows = 8 * default_index_granularity

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@ -43,7 +43,7 @@ SELECT intDiv(b, c) FROM test_filter PREWHERE c != 0 WHERE b%2 != 0;
5 5
9 9
13 13
SET mutations_sync = 2, allow_experimental_lightweight_delete = 1; SET mutations_sync = 2;
-- Delete all rows where division by zero could occur -- Delete all rows where division by zero could occur
DELETE FROM test_filter WHERE c = 0; DELETE FROM test_filter WHERE c = 0;
-- Test that now division by zero doesn't occur without explicit condition -- Test that now division by zero doesn't occur without explicit condition

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@ -15,7 +15,7 @@ SELECT intDiv(b, c) FROM test_filter PREWHERE c != 0;
SELECT intDiv(b, c) FROM test_filter PREWHERE c != 0 WHERE b%2 != 0; SELECT intDiv(b, c) FROM test_filter PREWHERE c != 0 WHERE b%2 != 0;
SET mutations_sync = 2, allow_experimental_lightweight_delete = 1; SET mutations_sync = 2;
-- Delete all rows where division by zero could occur -- Delete all rows where division by zero could occur
DELETE FROM test_filter WHERE c = 0; DELETE FROM test_filter WHERE c = 0;

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@ -4,7 +4,6 @@ CREATE TABLE table_02513 (n UInt64) ENGINE=MergeTree() ORDER BY tuple() SETTINGS
INSERT INTO table_02513 SELECT number+11*13*1000 FROM numbers(20); INSERT INTO table_02513 SELECT number+11*13*1000 FROM numbers(20);
SET allow_experimental_lightweight_delete=1;
SET mutations_sync=2; SET mutations_sync=2;
SET max_threads=1; SET max_threads=1;

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@ -7,7 +7,6 @@ CREATE MATERIALIZED VIEW kekv ENGINE = MergeTree ORDER BY tuple() AS SELECT * FR
INSERT INTO kek VALUES (1); INSERT INTO kek VALUES (1);
DELETE FROM kekv WHERE a = 1; -- { serverError BAD_ARGUMENTS} DELETE FROM kekv WHERE a = 1; -- { serverError BAD_ARGUMENTS}
SET allow_experimental_lightweight_delete=1;
DELETE FROM kekv WHERE a = 1; -- { serverError BAD_ARGUMENTS} DELETE FROM kekv WHERE a = 1; -- { serverError BAD_ARGUMENTS}
DROP TABLE IF EXISTS kek; DROP TABLE IF EXISTS kek;

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@ -11,7 +11,6 @@ INSERT INTO lwd_test_02521 SELECT number, randomString(10), now() FROM numbers(5
OPTIMIZE TABLE lwd_test_02521 FINAL SETTINGS mutations_sync = 1; OPTIMIZE TABLE lwd_test_02521 FINAL SETTINGS mutations_sync = 1;
SET mutations_sync=1; SET mutations_sync=1;
SET allow_experimental_lightweight_delete = 1;
-- { echoOn } -- { echoOn }
SELECT 'Rows in parts', SUM(rows) FROM system.parts WHERE database = currentDatabase() AND table = 'lwd_test_02521' AND active; SELECT 'Rows in parts', SUM(rows) FROM system.parts WHERE database = currentDatabase() AND table = 'lwd_test_02521' AND active;

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@ -10,8 +10,6 @@ INSERT INTO t1_local VALUES('partition2', 1,2);
INSERT INTO t1_local VALUES('partition1', 2,3); INSERT INTO t1_local VALUES('partition1', 2,3);
INSERT INTO t1_local VALUES('partition2', 2,4); INSERT INTO t1_local VALUES('partition2', 2,4);
SET allow_experimental_lightweight_delete=1;
-- { echoOn } -- { echoOn }
SELECT * FROM t1_local ORDER BY tc1, tc2; SELECT * FROM t1_local ORDER BY tc1, tc2;