class Arel::InsertManager
Public Class Methods
new()
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Calls superclass method
Arel::TreeManager.new
# File lib/arel/insert_manager.rb, line 4 def initialize super @ast = Nodes::InsertStatement.new end
Public Instance Methods
columns()
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# File lib/arel/insert_manager.rb, line 14 def columns; @ast.columns end
create_values(values, columns)
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# File lib/arel/insert_manager.rb, line 40 def create_values values, columns Nodes::Values.new values, columns end
create_values_list(rows)
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# File lib/arel/insert_manager.rb, line 44 def create_values_list(rows) Nodes::ValuesList.new(rows) end
insert(fields)
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# File lib/arel/insert_manager.rb, line 21 def insert fields return if fields.empty? if String === fields @ast.values = Nodes::SqlLiteral.new(fields) else @ast.relation ||= fields.first.first.relation values = [] fields.each do |column, value| @ast.columns << column values << value end @ast.values = create_values values, @ast.columns end self end
into(table)
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# File lib/arel/insert_manager.rb, line 9 def into table @ast.relation = table self end
select(select)
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# File lib/arel/insert_manager.rb, line 17 def select select @ast.select = select end
values=(val;)
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# File lib/arel/insert_manager.rb, line 15 def values= val; @ast.values = val; end