What are the other tables created for master data? | SAP BW INterview Questions

a. P table — Time independent master data attributes
b. Q table — Time dependent master data attributes
c. M view - Combines P and Q
d. X table — Interface between master data SIDs and time independent
    navigational attributes SDs ( P is inked to the X table)
e. Y table — Interface between master data SIDs and time dependent
    navigational attributes SIDs (Q is inked to the Y table).