SelectWithUnionQuery (children 2)
 ExpressionList (children 1)
  SelectQuery (children 5)
   ExpressionList (children 2)
    Identifier o_orderpriority
    Function count (alias order_count) (children 1)
     ExpressionList (children 1)
      Asterisk
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 3)
          ExpressionList (children 2)
           Identifier o_orderpriority
           Identifier o_orderkey
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             TableIdentifier orders
          Function and (children 1)
           ExpressionList (children 2)
            Function greaterOrEquals (children 1)
             ExpressionList (children 2)
              Identifier o_orderdate
              Function toDate (children 1)
               ExpressionList (children 1)
                Literal \'1993-07-01\'
            Function less (children 1)
             ExpressionList (children 2)
              Identifier o_orderdate
              Function plus (children 1)
               ExpressionList (children 2)
                Function toDate (children 1)
                 ExpressionList (children 1)
                  Literal \'1993-07-01\'
                Function toIntervalMonth (children 1)
                 ExpressionList (children 1)
                  Literal \'3\'
   Function exists (children 1)
    ExpressionList (children 1)
     Subquery (children 1)
      SelectWithUnionQuery (children 1)
       ExpressionList (children 1)
        SelectQuery (children 3)
         ExpressionList (children 1)
          Identifier l_orderkey
         TablesInSelectQuery (children 1)
          TablesInSelectQueryElement (children 1)
           TableExpression (children 1)
            TableIdentifier lineitem
         Function and (children 1)
          ExpressionList (children 2)
           Function equals (children 1)
            ExpressionList (children 2)
             Identifier l_orderkey
             Identifier o_orderkey
           Function less (children 1)
            ExpressionList (children 2)
             Identifier l_commitdate
             Identifier l_receiptdate
   ExpressionList (children 1)
    Identifier o_orderpriority
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier o_orderpriority
 Identifier Null
