Informatica power center is an ETL Tool, now we need to know what does ETL stands for? ETL stands for Extract Transforms and Load. Informatica is used to read data from various sources which includes many Relational databases like Oracle, DB2, Sybase, MySQL, SQL Server Exadata, Greenplum, vertica, Neoview, PostgreSQL, Netezza, VSAM, Web Services and Teradata. Informatica Power center can also support to read XML files, flat files. Informatica supports most operating systems and platforms line Windows, Linux, Solaris, HP-UX, AIX, and Tru64.