This section lists the values that can be
added to the optional
%attributes hash that
appears in many Perl DBI methods. The basic syntax to set an
setting'; to retrieve a setting use
You can use the following attributes with both database handles and statement handles.
Instructs the server that the handle
should remain open until terminated explicitly by
disconnect( ) depending on the
Provides the number of active handles under the handle that employed the attribute. If it’s set by a database handle, then the number of active statement handles will be returned. If it’s called by a database handle, the number of active statement handles will be returned. If set by a driver handle, the number of database handles will be returned.
Returns a reference to a
hash containing child handles for a driver or a database handle that
was created by the
connect_cached( ) or
prepare_cached( ) methods, respectively.
Trims trailing spaces from fixed-width character columns.
Makes emulation layers compatible with a driver handle.
Counts the number of errors logged by
Determines whether a handle or one of its children has been executed.
fetchrow_hashref() calls to convert column names to either all lowercase
NAME_lc) or all uppercase