# db.collection.dataSize()

* `db.collection.dataSize()`

|     |                                 |
| --- | ------------------------------- |
| 返回： | 集合的大小(以字节为单位)。 数据压缩不会影响此 value。 |

此方法在collStats(即：db.collection.stats())命令的尺寸输出周围提供 wrapper。

译者：李冠飞

校对：


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