ools to support this kind of application.
&gt;There are two basic types, ETL (Extract Transform and Load) and EAI
&gt;(Enterprise Application Integration).
&gt;
&gt;ETL tools specialise in the batch migration of usually transaction data
&gt;between different databases with different structures. Often the data
&gt;is being brought into a Management Information System (MIS) data warehouse.
&gt;
&gt;EIA tools specialise in real time integration of data where systems need
&gt;to cooperate, usually this involves