Wrong generation of mySQL query with "null" -------------------------------------------- Key: HHH-1376 URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-1376 Project: Hibernate Core Issue Type: Bug Affects Versions: 3.0.5 Environment: Windows, Linux, JDeveloper Reporter: Guy Bashan Running the following SQL: "from Report report where report.fatherReport is ?" generates the following mySql query: "Hibernate: select report0_.report_id as report1_, report0_.pos as pos29_, report0_.name as name29_, report0_.img as img29_, report0_.father_id as father5_29_, report0_.report_subject_id as report6_29_ from report report0_ where report0_.father_id=?" The "is ?" is replaced with: "= ?".