@ManyToMany(fetch = FetchType.LAZY)
@JoinTable(name = "ROLE",joinColumns = {@joinColumn(name = "ID")},inversejoinColumns={@joinColumn(name="TYPE_ID")})
private Set<Sys> long= new HashSet<Sys>(0);
能给解释下这些代码什么意思吗?详细点!!!!
weenhall
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