Get the value associated to a named attribute.
Attributes can have any name, but Libgda proposes some default names, see <link linkend="libgda-40-Attributes-manager.synopsis">this section</link>.
attribute name as a string
a read-only #GValue, or null if not attribute named attribute has been set for column
Get the value associated to a named attribute.
Attributes can have any name, but Libgda proposes some default names, see <link linkend="libgda-40-Attributes-manager.synopsis">this section</link>.