https://learn.microsoft.com/fr-fr/dotnet/api/system.data.oracleclient.oracledatareader.hasrows?view=netframework-4.8.1
OracleDataReader.HasRows Property (System.Data.OracleClient) | Microsoft Learn
Gets a value indicating whether the OracleDataReader contains one or more rows.
property systemdatamicrosoftlearn
https://docs.oracle.com/en/database/oracle/oracle-database/26/odpnt/DataReaderHasRows.html
HasRows