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SAP Knowledge Base Article - PreviewSymptom
A "Fan Trap" is a problem inherent to SQL. It is caused by limitations in the way joins are performed in relational databases. Unlike loops, which return fewer rows, a Fan Trap returns too many rows.
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Environment
BusinessObjects Enterprise
Product
SAP BusinessObjects Business Intelligence platform R2 ; SAP BusinessObjects Enterprise XI 3.0 ; SAP BusinessObjects Enterprise XI 3.1
Keywords
1322 , Fan Trap, wrong data, wrong number of rows, sql error , KBA , BI-BIP-SL , Semantic Layer , How To
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