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- db.collection.dataSize()
db.collection.dataSize()¶
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db.collection.dataSize()¶ mongoShell MethodThis page documents the
mongoshell method, and does not refer to the MongoDB Node.js driver (or any other driver) method. For corresponding MongoDB driver API, refer to your specific MongoDB driver documentation instead.Returns: The size in bytes of the collection. Data compressiondoes not affect this value.This method provides a wrapper around the
sizeoutput of thecollStats(i.e.db.collection.stats()) command.