SelectWithUnionQuery (children 3)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 5)
    Subquery (alias a1) (children 1)
     SelectWithUnionQuery (children 1)
      ExpressionList (children 1)
       SelectQuery (children 2)
        ExpressionList (children 1)
         Function sleep (children 1)
          ExpressionList (children 1)
           Literal Float64_0.0001
        TablesInSelectQuery (children 1)
         TablesInSelectQueryElement (children 1)
          TableExpression (children 1)
           TableIdentifier system.one
    Subquery (alias a2) (children 1)
     SelectWithUnionQuery (children 1)
      ExpressionList (children 1)
       SelectQuery (children 2)
        ExpressionList (children 1)
         Function sleep (children 1)
          ExpressionList (children 1)
           Literal Float64_0.0001
        TablesInSelectQuery (children 1)
         TablesInSelectQueryElement (children 1)
          TableExpression (children 1)
           TableIdentifier system.one
    Subquery (alias a3) (children 1)
     SelectWithUnionQuery (children 1)
      ExpressionList (children 1)
       SelectQuery (children 2)
        ExpressionList (children 1)
         Function sleep (children 1)
          ExpressionList (children 1)
           Literal Float64_0.0001
        TablesInSelectQuery (children 1)
         TablesInSelectQueryElement (children 1)
          TableExpression (children 1)
           TableIdentifier system.one
    Subquery (alias a4) (children 1)
     SelectWithUnionQuery (children 1)
      ExpressionList (children 1)
       SelectQuery (children 2)
        ExpressionList (children 1)
         Function sleep (children 1)
          ExpressionList (children 1)
           Literal Float64_0.0001
        TablesInSelectQuery (children 1)
         TablesInSelectQueryElement (children 1)
          TableExpression (children 1)
           TableIdentifier system.one
    Subquery (alias a5) (children 1)
     SelectWithUnionQuery (children 1)
      ExpressionList (children 1)
       SelectQuery (children 2)
        ExpressionList (children 1)
         Function sleep (children 1)
          ExpressionList (children 1)
           Literal Float64_0.0001
        TablesInSelectQuery (children 1)
         TablesInSelectQueryElement (children 1)
          TableExpression (children 1)
           TableIdentifier system.one
   ExpressionList (children 6)
    Literal \'02177_CTE_NEW_ANALYZER\'
    Identifier a1
    Identifier a2
    Identifier a3
    Identifier a4
    Identifier a5
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier system.numbers
   Literal UInt64_100
 Identifier Null
 Set