Created
March 5, 2011 01:30
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Simple way to change data in mongo using existing data in a document
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| // Here my collection is named articles | |
| // I'm changing the blog_name field in every document in that collection to lowercase | |
| db.articles.find().forEach(function(doc){if(typeof(doc.blog_name) == 'string') {doc.blog_name = doc.blog_name.toLowerCase(); db.articles.save(doc); }}) |
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