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Disable bad optimization #10047

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Alexey Milovidov 2020-06-20 21:00:00 +03:00
parent 9bfefc99ab
commit 14e29f2c11
3 changed files with 3 additions and 1 deletions
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2
src/Core/Settings.h
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@ -361,7 +361,7 @@ struct Settings : public SettingsCollection<Settings>
M(SettingBool, optimize_trivial_count_query, true, "Process trivial 'SELECT count() FROM table' query from metadata.", 0) \
M(SettingUInt64, 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(SettingBool, optimize_move_functions_out_of_any, true, "Move functions out of aggregate functions 'any', 'anyLast'.", 0) \
M(SettingBool, optimize_arithmetic_operations_in_aggregate_functions, true, "Move arithmetic operations out of aggregation functions", 0) \
M(SettingBool, optimize_arithmetic_operations_in_aggregate_functions, false, "Move arithmetic operations out of aggregation functions", 0) \
M(SettingBool, optimize_duplicate_order_by_and_distinct, true, "Remove duplicate ORDER BY and DISTINCT if it's possible", 0) \
M(SettingBool, optimize_if_chain_to_miltiif, false, "Replace if(cond1, then1, if(cond2, ...)) chains to multiIf. Currently it's not beneficial for numeric types.", 0) \
M(SettingBool, allow_experimental_alter_materialized_view_structure, false, "Allow atomic alter on Materialized views. Work in progress.", 0) \

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tests/queries/0_stateless/01328_bad_peephole_optimization.reference Normal file
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tests/queries/0_stateless/01328_bad_peephole_optimization.sql Normal file
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select max(a + b) from (SELECT 1 AS a, 2 AS b);