for_each
ReQL command: for_each
Command syntax
sequence.for_each(write_function) → object
Description
Loop over a sequence, evaluating the given write query for each element.
Example: Now that our heroes have defeated their villains, we can safely remove them from the villain table.
r.table('marvel').for_each {|hero| r.table('villains').get(hero[:villain_defeated]).delete }.run(conn)
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https://rethinkdb.com/api/ruby/for_each/