Artificially slows down the execution of queries. This property can be used to debug some problems. If non zero, this value is the number of microseconds waited before actually executing each query. NB: this parameter is ignored during the meta store update (it is set to 0 before the meta data update and restored to its state after).
Computes execution times for each statement executed.
Defines the number of #GdaConnectionEvent objects kept in memory which can be fetched using gda_connection_get_events().