#include <null.h>
Collaboration diagram for mysqlpp::Null< Type, Behavior >:
Public Methods | |
Null (const null_type &n) | |
Gives Null the null value. |
This template is necessary because there is nothing in the C++ type system with the same semantics as SQL's null. (No, NULL from stddef.h is not the same!)
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Gives Null the null value.
The global const Null<Type> foo = null; |