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Deadlock with TinyLog engine (20.8) #18691

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astudnev opened this issue Jan 3, 2021 · 2 comments · Fixed by #15260
Closed

Deadlock with TinyLog engine (20.8) #18691

astudnev opened this issue Jan 3, 2021 · 2 comments · Fixed by #15260
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backward compatibility

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@astudnev
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astudnev commented Jan 3, 2021

After migrating 19.9 -> 20.8 the query like:

INSERT INTO tinylog 
SELECT FROM tab WHERE ( x IN (SELECT FROM tinylog))

Locked ( read- write operating in sub-select )
@UnamedRus
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Related #15997

@alexey-milovidov
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Fixed in master.

@alexey-milovidov alexey-milovidov mentioned this issue Jan 5, 2021
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Avoid deadlocks in Log/TinyLog (part 2) ClickHouse/ClickHouse
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@astudnev @UnamedRus @alexey-milovidov