Method finish

src/Processors/Transforms/BuildRuntimeFilterTransform.cpp:108–120

}

void BuildRuntimeFilterTransform::finish()
{
    /// A deserialized step has no random key and is never executed in practice; nothing to register.
    if (filter_key.empty())
        return;
    if (!query_context)
        throw Exception(ErrorCodes::LOGICAL_ERROR, "Query context is not available for BuildRuntimeFilterTransform");
    auto filter_lookup = query_context->getRuntimeFilterLookup();
    /// Register under the random key (matches the probe-side `__applyFilter`), not the displayed
    /// stable `filter_name`. Keeping the key off the plan means it never enters a plan-step hash.
    /// The stable name is passed alongside for readable stats logging (the key is opaque).
    filter_lookup->add(filter_key, filter_name, std::move(built_filter));
}

}