A query has a WHERE clause and therefore, ADS creates automatically an Advantage Optimized Filter (AOF). However, ADS does not use existing indexes for optimizing that AOF.
The warning message is:
Restriction is not fully optimized.
Unoptimized Part: REFERENCE="1234.12.12"
But there are two indexes, IDX_ALT_REF and primary key, that could be used.
SAP Advantage Database Server 12
KBA , BC-SYB-ADS , ADS (Advantage Database Server) , Problem
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