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LittleBoy4.1.X.X升级4.2.X.X出错

升级后,直接执行。/sbin/littleboy start master,报错
“pq: insert or update on table "tf_models" violates foreign key constraint "tf_models_parent_folder_foreign"

解决方法:
进入 LittleBoy 的 pg 元数据,执行
update tf_models set folder_parent_id = -1;
ALTER TABLE TF_MODELS ADD CONSTRAINT TF_MODELS_PARENT_FOLDER_foreign FOREIGN KEY (FOLDER_PARENT_ID) REFERENCES MODEL_FOLDER (ID);

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