method
join
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Class: Table
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join(relation, klass = Nodes::InnerJoin)
public
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# File activerecord/lib/arel/table.rb, line 39 def join(relation, klass = Nodes::InnerJoin) return from unless relation case relation when String, Nodes::SqlLiteral raise EmptyJoinError if relation.empty? klass = Nodes::StringJoin end from.join(relation, klass) end