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Update 3-project.mdx #51

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4 changes: 2 additions & 2 deletions docs/30-simple-queries/3-project.mdx
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Original file line number Diff line number Diff line change
Expand Up @@ -85,8 +85,8 @@ db.books.aggregate([
</Tabs>


- 1 means "show that field.". Once you started an inclusion projection you can't exclude other fields (you just keep adding the fields you want to see)
- 0 means "hide that field.". Once you started an exclusion projection you can't include other fields (you just keep adding the fields you don't want to see)
- 1 means, "Show that field." Once you start an inclusion projection, you can't exclude other fields. You just keep adding the fields you want to see.
- 0 means, "Hide that field." Once you start an exclusion projection, you can't include other fields. You just keep adding the fields you don't want to see.
- The primary key `_id` field is shown by default.

So we can exclude fields and show all fields except `attributes` using:
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