SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    WithElement (children 1)
     Subquery (children 1)
      SelectWithUnionQuery (children 1)
       ExpressionList (children 1)
        SelectQuery (children 2)
         ExpressionList (children 2)
          Identifier subq_1.c_5_c1698_16 (alias c_2_c1702_3)
          Identifier subq_1.c_5_c1694_12 (alias c_2_c1703_4)
         TablesInSelectQuery (children 1)
          TablesInSelectQueryElement (children 1)
           TableExpression (children 1)
            Subquery (alias subq_1) (children 1)
             SelectWithUnionQuery (children 1)
              ExpressionList (children 1)
               SelectQuery (children 3)
                ExpressionList (children 3)
                 Function covarPop (alias c_5_c1686_4) (children 1)
                  ExpressionList (children 2)
                   Literal UInt64_0
                   Literal UInt64_74
                 Function sumWithOverflow (alias c_5_c1694_12) (children 1)
                  ExpressionList (children 1)
                   Literal UInt64_0
                 Function covarPop (alias c_5_c1698_16) (children 1)
                  ExpressionList (children 2)
                   Literal Float64_-53.64
                   Literal Float64_92.63
                TablesInSelectQuery (children 1)
                 TablesInSelectQueryElement (children 1)
                  TableExpression (children 1)
                   TableIdentifier t3 (alias ref_8)
                ExpressionList (children 1)
                 Identifier ref_8.c17
   ExpressionList (children 2)
    Identifier ref_15.c_2_c1703_4 (alias c_2_c1723_6)
    Identifier ref_15.c_2_c1702_3 (alias c_2_c1724_7)
   TablesInSelectQuery (children 3)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier t0 (alias ref_14)
    TablesInSelectQueryElement (children 2)
     TableExpression (children 1)
      TableIdentifier cte_1 (alias ref_15)
     TableJoin (children 1)
      Function equals (children 1)
       ExpressionList (children 2)
        Identifier ref_14.c1
        Identifier ref_15.c_2_c1702_3
    TablesInSelectQueryElement (children 2)
     TableExpression (children 1)
      TableIdentifier t1 (alias ref_16)
     TableJoin (children 1)
      Function equals (children 1)
       ExpressionList (children 2)
        Identifier ref_14.pkey
        Identifier ref_16.vkey
