DRG-10503: table string cannot be indexed because it has no primary key

DRG-10503: table string cannot be indexed because it has no primary key

Cause: a textkey needs to be a single column unique key whose length does not exceed 64 bytes. no such key was defined as an unique index or declared as a primary or unique key constraint

Action: create a suitable textkey for the table or specify it explicitly in this procedure call