Wt  3.2.3
Public Types | Static Public Member Functions
Wt::Dbo::dbo_default_traits Class Reference

Default traits for a class mapped with Wt::Dbo. More...

#include <Wt/Dbo/Dbo>

Inheritance diagram for Wt::Dbo::dbo_default_traits:
Inheritance graph
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List of all members.

Public Types

typedef long long IdType
 Type of the primary key.

Static Public Member Functions

static IdType invalidId ()
 Returns the sentinel value for a null id.
static const char * surrogateIdField ()
 Returns the database field name for the surrogate primary key.
static const char * versionField ()
 Configures the optimistic concurrency version field.

Detailed Description

Default traits for a class mapped with Wt::Dbo.

This class provides the default traits. It is convenient (and future proof) to inherit these default traits when customizing the traits for one particular class.


Member Typedef Documentation


Member Function Documentation

static IdType Wt::Dbo::dbo_default_traits::invalidId ( ) [static]
static const char* Wt::Dbo::dbo_default_traits::surrogateIdField ( ) [static]
static const char* Wt::Dbo::dbo_default_traits::versionField ( ) [static]
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