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#pragma once
#include <Common/RWLock.h>
namespace DB
{
using TableLockHolder = RWLockImpl::LockHolder;
/// Table exclusive lock, holds both alter and drop locks. Useful for DROP-like
/// queries.
struct TableExclusiveLockHolder
{
void release() { *this = TableExclusiveLockHolder(); }
private:
friend class IStorage;
TableLockHolder drop_lock;
};
}
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