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MV wrong deduplication
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CREATE TABLE test12345 (A Int64) | |
ENGINE = ReplicatedMergeTree ('/clickhouse/{cluster}/tables/test','{replica}') | |
ORDER BY tuple(); | |
CREATE MATERIALIZED VIEW test12345mv Engine=ReplicatedMergeTree ('/clickhouse/{cluster}/tables/test12345mv','{replica}') | |
partition by A order by tuple() | |
AS SELECT A FROM test12345; | |
SET max_partitions_per_insert_block = 3; | |
insert into test12345 select number from numbers(10); | |
DB::Exception: Received from localhost:9000. DB::Exception: Too many partitions for single INSERT block (more than 3). | |
SELECT count() FROM test12345 | |
┌─count()─┐ | |
│ 10 │ | |
└─────────┘ | |
1 rows in set. Elapsed: 0.001 sec. | |
SELECT count() FROM test12345mv | |
Ok. | |
0 rows in set. Elapsed: 0.001 sec. | |
------ | |
убираем проблему, делаем ретрай, инсерт в таблицу дедуплицируется, MV остается пустым | |
SET max_partitions_per_insert_block = 1000; | |
INSERT INTO test12345 SELECT number FROM numbers(10) | |
Ok. | |
0 rows in set. Elapsed: 0.008 sec. | |
SELECT count() FROM test12345 | |
┌─count()─┐ | |
│ 10 │ | |
└─────────┘ | |
1 rows in set. Elapsed: 0.001 sec. | |
SELECT count() FROM test12345mv | |
Ok. | |
0 rows in set. Elapsed: 0.001 sec. |
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