BTEC Nat for IT Practitioners - Unit 13 Database Management Systems Visited times

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Unit13 - Course Notes and Resources     Part 3 Database Management System Software      DBMS:    general function and features it possesses for the organisation   and retrieval of data in a database     Types of DBMS    suitability of different types to handle particular data models   hierarchical or tree,   simple plex   complex plex     RDBMS    restricted to simple plex, thereby requiring normalisation (1NF) to resolve complex relationships into one-to-many