类的使用
develop.toolkit.support.mongo.utils.JoinType
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使用JoinType的程序包 程序包 说明 develop.toolkit.support.mongo.utils -
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develop.toolkit.support.mongo.utils中JoinType的使用
返回JoinType的develop.toolkit.support.mongo.utils中的方法 修饰符和类型 方法 说明 static JoinTypeJoinType. valueOf(String name)返回带有指定名称的该类型的枚举常量。static JoinType[]JoinType. values()按照声明该枚举类型的常量的顺序, 返回 包含这些常量的数组。参数类型为JoinType的develop.toolkit.support.mongo.utils中的方法 修饰符和类型 方法 说明 static org.springframework.data.mongodb.core.aggregation.AggregationOperationAggregationOperationUtils. addRefFields(String newFieldName, String sourceFieldName, JoinType joinType)添加依赖字段 用于解决@DBRef字段不能在$lookup上使用$的问题 参考于 https://stackoverflow.com/questions/40622714/mongo-how-to-lookup-with-dbref/41677055#41677055AggregationOperationBuilderAggregationOperationBuilder. join(String localField, String lookupAs, Class<?> foreignDocClass, JoinType joinType, boolean preserveNullAndEmptyArrays)关联AggregationOperationBuilderAggregationOperationBuilder. join(String localField, String lookupAs, String from, JoinType joinType, boolean preserveNullAndEmptyArrays)关联
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