Are there downsides of indexing every field in Elasticsearch index?

I found information about how number of shards, number of fields in mapping, affect performance of Elasticsearch. But I could not find any information about how indexing or not indexing a field affect cluster performance. Imagine I have document like: { “name”:”John Doe”, “photoPath”:”/var/www/public/images/i1/j/d/123456.jpg”, “passwordHash”:”$12$3b$abc…354″, “bio”:”…” } I need to put 10 to 100 such…

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