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Merge pull request #72314 from ClickHouse/backport/24.9/72278

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Backport #72278 to 24.9: Fix race in `ColumnDynamic::dumpStructure()`
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robot-ch-test-poll4 2024-11-23 00:09:52 +01:00 committed by GitHub
commit f00ff8fc95
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3 changed files with 9 additions and 0 deletions
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2
src/Columns/ColumnDynamic.h
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@ -310,6 +310,8 @@ public:
variant_column_ptr = assert_cast<ColumnVariant *>(variant_column.get());
}
void forEachSubcolumn(ColumnCallback callback) const override { callback(variant_column); }
void forEachSubcolumnRecursively(RecursiveMutableColumnCallback callback) override
{
callback(*variant_column);

0
tests/queries/0_stateless/03274_dynamic_column_data_race_with_concurrent_hj.reference Normal file
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7
tests/queries/0_stateless/03274_dynamic_column_data_race_with_concurrent_hj.sql Normal file
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@ -0,0 +1,7 @@
SET join_algorithm = 'parallel_hash';
SET allow_experimental_dynamic_type = 1;
DROP TABLE IF EXISTS t0;
CREATE TABLE t0 (c0 Tuple(c1 Int,c2 Dynamic)) ENGINE = Memory();
SELECT 1 FROM t0 tx JOIN t0 ty ON tx.c0 = ty.c0;
DROP TABLE t0;