CreateQuery sleep_view (children 2)
 Identifier sleep_view
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 1)
     Function sleepEachRow (children 1)
      ExpressionList (children 1)
       Literal Float64_0.001
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       TableIdentifier system.numbers
