Method executeTableFunction

src/Interpreters/Context.cpp:2070–2087

StoragePtr Context::executeTableFunction(const ASTPtr & table_expression)
{
    /// Slightly suboptimal.
    auto hash = table_expression->getTreeHash();
    String key = toString(hash.first) + '_' + toString(hash.second);

    StoragePtr & res = table_function_results[key];

    if (!res)
    {
        TableFunctionPtr table_function_ptr = TableFunctionFactory::instance().get(table_expression, shared_from_this());

        /// Run it and remember the result
        res = table_function_ptr->execute(table_expression, shared_from_this(), table_function_ptr->getName());
    }

    return res;
}


void Context::addViewSource(const StoragePtr & storage)