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由Hibernate 懶加載引起的問題 failed to lazily initialize a collection could not initialize proxy - no Session
時間 2020-12-28
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Hibernate
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爲了增加系統的查詢效率我在項目中配置了懶加載,配置如下: lazy ="true"表示在查詢該實體類是先不關聯查詢<set>集合,只要當用到是在查詢,這樣避免了list() 查詢時的大量關聯查詢。但是當我查詢該實體類詳情時,也是需要展示這個<set>集合,卻報下如下錯誤:failed to lazily initialize a collection could not initialize pr
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failed to lazily initialize a collection of role:XXX, no sessi
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