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Merge pull request #24323 from kitaisreal/compile-expressions-added-partition-by-test

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Compile expressions added partition by test
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Maksim Kita 2021-05-20 11:55:55 +03:00 committed by GitHub
commit b7db4b8441
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4 changed files with 20 additions and 1 deletions
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1
docker/test/fasttest/run.sh
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@ -376,6 +376,7 @@ function run_tests
# Depends on LLVM JIT
01852_jit_if
01865_jit_comparison_constant_result
01871_merge_tree_compile_expressions
)
(time clickhouse-test --hung-check -j 8 --order=random --use-skip-list --no-long --testname --shard --zookeeper --skip "${TESTS_TO_SKIP[@]}" -- "$FASTTEST_FOCUS" 2>&1 ||:) | ts '%Y-%m-%d %H:%M:%S' | tee "$FASTTEST_OUTPUT/test_log.txt"

2
src/Core/Settings.h
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@ -102,7 +102,7 @@ class IColumn;
\
M(Bool, allow_suspicious_low_cardinality_types, false, "In CREATE TABLE statement allows specifying LowCardinality modifier for types of small fixed size (8 or less). Enabling this may increase merge times and memory consumption.", 0) \
M(Bool, compile_expressions, true, "Compile some scalar functions and operators to native code.", 0) \
M(UInt64, min_count_to_compile_expression, 0, "The number of identical expressions before they are JIT-compiled", 0) \
M(UInt64, min_count_to_compile_expression, 3, "The number of identical expressions before they are JIT-compiled", 0) \
M(UInt64, group_by_two_level_threshold, 100000, "From what number of keys, a two-level aggregation starts. 0 - the threshold is not set.", 0) \
M(UInt64, group_by_two_level_threshold_bytes, 50000000, "From what size of the aggregation state in bytes, a two-level aggregation begins to be used. 0 - the threshold is not set. Two-level aggregation is used when at least one of the thresholds is triggered.", 0) \
M(Bool, distributed_aggregation_memory_efficient, true, "Is the memory-saving mode of distributed aggregation enabled.", 0) \

1
tests/queries/0_stateless/01871_merge_tree_compile_expressions.reference Normal file
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@ -0,0 +1 @@
999

17
tests/queries/0_stateless/01871_merge_tree_compile_expressions.sql Normal file
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@ -0,0 +1,17 @@
DROP TABLE IF EXISTS data_01875_1;
DROP TABLE IF EXISTS data_01875_2;
DROP TABLE IF EXISTS data_01875_3;
SET compile_expressions=true;
-- CREATE TABLE will use global profile with default min_count_to_compile_expression=3
-- so retry 3 times
CREATE TABLE data_01875_1 Engine=MergeTree ORDER BY number PARTITION BY bitShiftRight(number,8) AS SELECT * FROM numbers(16384);
CREATE TABLE data_01875_2 Engine=MergeTree ORDER BY number PARTITION BY bitShiftRight(number,8) AS SELECT * FROM numbers(16384);
CREATE TABLE data_01875_3 Engine=MergeTree ORDER BY number PARTITION BY bitShiftRight(number,8) AS SELECT * FROM numbers(16384);
SELECT number FROM data_01875_3 WHERE number = 999;
DROP TABLE data_01875_1;
DROP TABLE data_01875_2;
DROP TABLE data_01875_3;