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Merge pull request #52534 from ClickHouse/analyzer_fix_01951_distributed_push_down_limit

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Make 01951_distributed_push_down_limit analyzer agnostic
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robot-ch-test-poll1 2023-07-25 07:45:21 +02:00 committed by GitHub
commit 4e5ed9b475
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3 changed files with 18 additions and 19 deletions
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1
tests/analyzer_tech_debt.txt
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@ -72,7 +72,6 @@
01925_test_storage_merge_aliases
01930_optimize_skip_unused_shards_rewrite_in
01947_mv_subquery
01951_distributed_push_down_limit
01952_optimize_distributed_group_by_sharding_key
02000_join_on_const
02001_shard_num_shard_count

32
tests/queries/0_stateless/01951_distributed_push_down_limit.reference
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@ -1,19 +1,19 @@
-- { echo }
explain select * from remote('127.{1,2}', view(select * from numbers(1e6))) order by number limit 10 settings distributed_push_down_limit=0;
Expression (Projection)
Limit (preliminary LIMIT (without OFFSET))
Sorting (Merge sorted streams after aggregation stage for ORDER BY)
explain description=0 select * from remote('127.{1,2}', view(select * from numbers(1e6))) order by number limit 10 settings distributed_push_down_limit=0;
Expression
Limit
Sorting
Union
Sorting (Sorting for ORDER BY)
Expression ((Before ORDER BY + (Convert VIEW subquery result to VIEW table structure + (Materialize constants after VIEW subquery + (Projection + Before ORDER BY)))))
ReadFromStorage (SystemNumbers)
ReadFromRemote (Read from remote replica)
explain select * from remote('127.{1,2}', view(select * from numbers(1e6))) order by number limit 10 settings distributed_push_down_limit=1;
Expression (Projection)
Limit (preliminary LIMIT (without OFFSET))
Sorting (Merge sorted streams after aggregation stage for ORDER BY)
Sorting
Expression
ReadFromStorage
ReadFromRemote
explain description=0 select * from remote('127.{1,2}', view(select * from numbers(1e6))) order by number limit 10 settings distributed_push_down_limit=1;
Expression
Limit
Sorting
Union
Sorting (Sorting for ORDER BY)
Expression ((Before ORDER BY + (Convert VIEW subquery result to VIEW table structure + (Materialize constants after VIEW subquery + (Projection + Before ORDER BY)))))
ReadFromStorage (SystemNumbers)
ReadFromRemote (Read from remote replica)
Sorting
Expression
ReadFromStorage
ReadFromRemote

4
tests/queries/0_stateless/01951_distributed_push_down_limit.sql
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@ -3,5 +3,5 @@
set prefer_localhost_replica = 1;
-- { echo }
explain select * from remote('127.{1,2}', view(select * from numbers(1e6))) order by number limit 10 settings distributed_push_down_limit=0;
explain select * from remote('127.{1,2}', view(select * from numbers(1e6))) order by number limit 10 settings distributed_push_down_limit=1;
explain description=0 select * from remote('127.{1,2}', view(select * from numbers(1e6))) order by number limit 10 settings distributed_push_down_limit=0;
explain description=0 select * from remote('127.{1,2}', view(select * from numbers(1e6))) order by number limit 10 settings distributed_push_down_limit=1;