In Project System module SAP Wbs Tables play key role by managing project data being a mandatory component. These tables reside the hierarchical breakdown of data   in manageable components. Moreover, they are very helpful for the people working in SAP environment by facilitating them with the structure and accessible data required for various project management activities.

TablesDescriptionFunctional Area
PRPSContains master data for WBS elementsProject Systems
PROJStores project definition dataProject Systems
AFVCContains data for operations within a production orderProduction Planning
AFVVQuantities, Dates, and Values in OperationsProduction Planning
COSSACost Totals for Project VersionsControlling
COEPCO Object: Line ItemsControlling
COBKContains headers of CO documentsControlling
COVPHold settlement information for CO objectsControlling
TCJEDMaps projects to investment programsInvestment Management
TCJDBAssigns document types to projectsProject Systems
TCJEDLinks projects with investment programsInvestment Management
CJITIndex table for project systems infoProject Systems
CATSDBTime sheet interface tableCross-Application Time Sheet
CRHDContains work center headersProduction Planning
AFIHMaintenance Order HeaderPlant Maintenance
AFKOOrder Header Data for Production OrdersProduction Planning
AFPOStores data for order itemsProduction Planning
AFRUContains data on order confirmationsProduction Planning
AUFKMaster data for ordersProduction Planning
BKPFAccounting Document HeaderFinancial Accounting
BSEGStores segments of accounting documentsFinancial Accounting
BPBKStores company code assignments for business partnersFinancial Accounting
EBANContains data on purchase requisitionsMaterials Management
EKBEHistory per Purchasing DocumentMaterials Management
EKPOPurchasing Document ItemMaterials Management
EKKNAccount Assignment in Purchasing DocumentMaterials Management
EKETScheduling Agreement Schedule LinesMaterials Management
KONVStores conditions for pricingSales and Distribution
LFA1master data for vendorsMaterials Management
MARAGeneral Material DataMaterials Management
MKPFMaterial Document HeaderMaterials Management
MSEGDocument Segment: MaterialMaterials Management
RESBReservation/Dependent RequirementsMaterials Management
S061Purchasing InformationMaterials Management
VBAPSales Document: Item DataSales and Distribution
VBAKSales Document: Header DataSales and Distribution
VBEPSales Document: Schedule Line DataSales and Distribution
VBRKStores header data for billing documentsSales and Distribution
VBRPBilling Document: Item DataSales and Distribution
VBUKSales Document: Header Status and Administrative DataSales and Distribution
VBUPSales Document: Item Status and Administrative DataSales and Distribution
COSSCost Totals for Internal OrdersContains cost totals for internal orders
CSKSCost Center Master DataControlling
CSKTContains texts for cost centersControlling
LQUAQuant Data in Storage BinsWarehouse Management
MVERStores material consumption dataMaterials Management
T003TContains texts for document typesFinancial Accounting
SAP Wbs Tables