method
group
v7.1.3.4 -
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Class: DeleteManager
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group(columns)
public
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# File activerecord/lib/arel/delete_manager.rb, line 16 def group(columns) columns.each do |column| column = Nodes::SqlLiteral.new(column) if String === column column = Nodes::SqlLiteral.new(column.to_s) if Symbol === column @ast.groups.push Nodes::Group.new column end self end