Joining Database Objects Together
Up until this point, only reports based on a single table, view, stored procedure, or SQL Command have been discussed. However, it is quite common to have several disparate database objects in the same report. Crystal Reports treats all types of database objects as peers, which means that a single report can contain multiple tables, views, stored procedures, and SQL Commands. Because all database objects are treated as peers, the term table will be used from now on to describe any of these database objects.
Because of Crystal Reports' inherent basis on relational data, any time multiple tables are used, they must be linked together so that the sum of all database objects is a single set of relational records. ...
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