有些内建的函数也已经被更新，以较小的开销防止缓冲区溢出。
Some built-in functions have also been updated to protect against buffer overruns with a minimal amount of overhead.
现在这一类型的值可以通过内建的函数new来分配，这将返回一个指针，指向一块内存单元，其所占内存槽初始化为零。
Values of this type can now be allocated using the built-in function new, which returns a pointer to the value in memory with all slots initialized to the zero value.
就像其他的内建函数一样，表函数也可以在SQL select语句中使用。
Just like any other built-in function, table functions can be used in a SQL SELECT statement.
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