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	update BaseEntity readme
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		@@ -90,3 +90,37 @@ var items = UserGroup.Where(a => a.Id > 10).ToList();
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支持多表查询时,软删除条件会附加在每个表中;
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					支持多表查询时,软删除条件会附加在每个表中;
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> 有关更多查询方法,请参考资料:https://github.com/2881099/FreeSql/wiki/%e6%9f%a5%e8%af%a2
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					> 有关更多查询方法,请参考资料:https://github.com/2881099/FreeSql/wiki/%e6%9f%a5%e8%af%a2
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					# 事务建议
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					由于 AsyncLocal 平台兼容不好,所以交给外部管理。
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					```csharp
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					static AsyncLocal<IUnitOfWork> _asyncUow = new AsyncLocal<IUnitOfWork>();
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					BaseEntity.Initialization(fsql, () => _asyncUow.Value);
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					```
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					在 Scoped 开始时: _asyncUow.Value = fsql.CreateUnitOfWork(); (也可以使用 UnitOfWorkManager 对象获取 uow)
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					在 Scoped 结束时:_asyncUow.Value = null;
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					如下:
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					```csharp
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					using (var uow = fsql.CreateUnitOfWork())
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					{
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					    _asyncUow.Value = uow;
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					    try
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					    {
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					        //todo ...
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					    }
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					    finally
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					    {
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					        _asyncUow.Value = null;
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					    }
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					    uow.Commit();
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					}
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					```
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