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SAP Knowledge Base Article - PreviewSymptom
An error occurs when accessing the CDS view: "single-row query returns more than one row" (SQLCODE 305).
If the CHECK_JOIN_CARDINALITY hint is added to the problematic query, the query fails with an error message similar to the following:
SAP DBTech JDBC: [256]: sql processing error: Join cardinality info is incorrect, bid: n...
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Environment
- SAP HANA, platform edition 1.0
- SAP HANA, platform edition 2.0
Keywords
SQL code 305, rcSQL=305, Database returned the SQL code 305. , KBA , HAN-DB , SAP HANA Database , Problem
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