ERP stands for Enterprise Resource Planning. An ERP system integrates all data and processes of an organization into a unified system using a single database. Major ERP systems include SAP, Oracle, and Microsoft. SAP is currently the largest ERP vendor with 43% of the market. ERP systems are made up of different modules that manage key business functions like finance, supply chain, manufacturing, and human resources. Common career paths in SAP include functional consulting, technical consulting, and administration.