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opt
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td-agent
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embedded
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lib
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ruby
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gems
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2.1.0
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gems
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arel-6.0.4
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lib
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arel
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Filename :
update_manager.rb
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module Arel class UpdateManager < Arel::TreeManager def initialize engine super @ast = Nodes::UpdateStatement.new @ctx = @ast end def take limit @ast.limit = Nodes::Limit.new(Nodes.build_quoted(limit)) if limit self end def key= key @ast.key = Nodes.build_quoted(key) end def key @ast.key end def order *expr @ast.orders = expr self end ### # UPDATE +table+ def table table @ast.relation = table self end def wheres= exprs @ast.wheres = exprs end def where expr @ast.wheres << expr self end def set values if String === values @ast.values = [values] else @ast.values = values.map { |column,value| Nodes::Assignment.new( Nodes::UnqualifiedColumn.new(column), value ) } end self end end end