package Ġfm . force . quiz . core . entity Ċ Ċ import Ġfm . force . quiz . configuration . BATCH _ SIZE Ċ import Ġfm . force . quiz . security . entity . User Ċ import Ġorg . hibernate . annotations . Batch Size Ċ import Ġjavax . persistence . Entity Ċ import Ġjavax . persistence . ManyToOne Ċ import Ġjavax . persistence . Table Ċ import Ġjavax . persistence . Unique Constraint Ċ Ċ @ Entity Ċ @ Table ( ĊĠĠĠ Ġname Ġ= Ġ" topics ", ĊĠĠĠ Ġunique Constraints Ġ= Ġ[ Unique Constraint ( column Names Ġ= Ġ[" owner _ id ", Ġ" title "]) ] Ċ ) Ċ @ Batch Size ( size Ġ= ĠB ATCH _ SIZE ) Ċ data Ġclass ĠTopic ( ĊĠĠĠ Ġ@ ManyToOne Ġval Ġowner : ĠUser , ĊĠĠĠ Ġvar Ġtitle : ĠString , ĊĠĠĠ Ġvar Ġslug : ĠString Ċ ) Ġ: ĠBase Quiz Entity () Ċ