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Backport #15662 to 20.9: Fix read from Buffer table with empty nested…
… table with different types.
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robot-clickhouse
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Oct 12, 2020
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tests/queries/0_stateless/01514_empty_buffer_different_types.reference
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a |
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tests/queries/0_stateless/01514_empty_buffer_different_types.sql
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set send_logs_level = 'error'; | ||
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DROP TABLE IF EXISTS merge_tree_table1; | ||
CREATE TABLE merge_tree_table1 (`s` LowCardinality(String), x UInt32) ENGINE = MergeTree ORDER BY x settings index_granularity = 1; | ||
CREATE TABLE buffer_table1 ( `s` String , x UInt32) ENGINE = Buffer(currentDatabase(), 'merge_tree_table1', 16, 10, 60, 10, 1000, 1048576, 2097152); | ||
SELECT s FROM buffer_table1; | ||
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insert into merge_tree_table1 values ('a', 1); | ||
select s from buffer_table1 where x = 1; | ||
select s from buffer_table1 where x = 2; | ||
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DROP TABLE IF EXISTS merge_tree_table1; |