[progress Communities] [progress Openedge Abl] Forum Post: Re: Find Xxx Of Yyy Rules

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From 11.7.2 OpenEdge® Development: ABL Reference page 1023+1024 OF table Relates record to one other table specified by a table or buffer name (table). The relationship is based on common field names between record and table that also participate in a UNIQUE index for either record or table. When you use OF and the UNIQUE index is multi-field, all fields in the index participate in the match criteria. Note: For the OF keyword to properly detect a relationship between two tables, only one such relationship is allowed.

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