module GeoDistanceArel::Adapters::PostgreSQL
Public Instance Methods
acos_of(attr)
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# File lib/geodistance_arel/adapters/postgresql.rb, line 24 def acos_of(attr) Arel::Nodes::NamedFunction.new('ACOS', [attr]) end
addition(*attrs)
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# File lib/geodistance_arel/adapters/postgresql.rb, line 44 def addition(*attrs) Arel::Nodes::Addition.new( *attrs.in_groups(2, false).map do |group| if group.size > 1 addition(*group) else group end end.flatten ) end
cos_of(attr)
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# File lib/geodistance_arel/adapters/postgresql.rb, line 16 def cos_of(attr) Arel::Nodes::NamedFunction.new('COS', [attr]) end
least_of(attr)
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# File lib/geodistance_arel/adapters/postgresql.rb, line 28 def least_of(attr) Arel::Nodes::NamedFunction.new('least', [1, attr]) end
literal_of(attr)
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# File lib/geodistance_arel/adapters/postgresql.rb, line 8 def literal_of(attr) Arel::Nodes::SqlLiteral.new(attr.to_s) end
multiply(*attrs)
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# File lib/geodistance_arel/adapters/postgresql.rb, line 32 def multiply(*attrs) Arel::Nodes::Multiplication.new( *attrs.in_groups(2, false).map do |group| if group.size > 1 multiply(*group) else group end end.flatten ) end
radians_of(attr)
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# File lib/geodistance_arel/adapters/postgresql.rb, line 12 def radians_of(attr) Arel::Nodes::NamedFunction.new('RADIANS', [attr]) end
sin_of(attr)
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# File lib/geodistance_arel/adapters/postgresql.rb, line 20 def sin_of(attr) Arel::Nodes::NamedFunction.new('SIN', [attr]) end