class ActiveRecordExtended::QueryMethods::Window::WindowSelectBuilder
Public Class Methods
new(window_function, args, window_name)
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# File lib/active_record_extended/query_methods/window.rb, line 29 def initialize(window_function, args, window_name) @window_function = window_function @win_args = to_sql_array(args) @over = to_arel_sql(window_name) end
Public Instance Methods
build_select(alias_name = nil)
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# File lib/active_record_extended/query_methods/window.rb, line 35 def build_select(alias_name = nil) window_arel = generate_named_function(@window_function, *@win_args).over(@over) if alias_name.nil? window_arel else nested_alias_escape(window_arel, alias_name) end end