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那么 PreparedStatement::setBigInt() 将 SQLString 作为值参数?C++ 中是否没有足够大的值来容纳 BigInt 可以容纳的值?如果我在 C++ 中使用 unsigned long long 怎么办?我需要做什么才能将此 unsigned long long 存储在 BigInt 字段中?