CODE EXAMPLE FOR JAVA

jpql spring boot

 @Query("SELECT campaignUser from CampaignUser campaignUser join fetch campaignUser.campaign campaign " +
                "where campaign.codUniqueCampaign = :codUniqueCampaign " +
                "and campaignUser.codTenant = :codTenant")
 Optional<CampaignUser> findByCampaignCodUniqueCampaignAndCodTenant(String codUniqueCampaign, String codTenant);