SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    WithElement (children 1)
     Subquery (children 1)
      SelectWithUnionQuery (children 1)
       ExpressionList (children 2)
        SelectQuery (children 2)
         ExpressionList (children 1)
          Asterisk
         TablesInSelectQuery (children 1)
          TablesInSelectQueryElement (children 1)
           TableExpression (children 1)
            TableIdentifier department__fuzz_0
        SelectQuery (children 3)
         ExpressionList (children 1)
          WithElement (children 1)
           Subquery (children 1)
            SelectWithUnionQuery (children 1)
             ExpressionList (children 3)
              SelectQuery (children 2)
               ExpressionList (children 1)
                Asterisk
               TablesInSelectQuery (children 1)
                TablesInSelectQueryElement (children 1)
                 TableExpression (children 1)
                  TableIdentifier department__fuzz_0
              SelectQuery (children 3)
               ExpressionList (children 1)
                Asterisk
               TablesInSelectQuery (children 1)
                TablesInSelectQueryElement (children 1)
                 TableExpression (children 1)
                  TableIdentifier q
               Function least (children 1)
                ExpressionList (children 7)
                 Function toFixedString (children 1)
                  ExpressionList (children 2)
                   Literal \'world\'
                   Literal UInt64_5
                 Literal UInt64_5
                 Literal UInt64_5
                 Literal Float64_inf
                 Literal UInt64_58
                 Literal Float64_nan
                 Literal NULL
              SelectQuery (children 3)
               ExpressionList (children 1)
                Asterisk
               TablesInSelectQuery (children 1)
                TablesInSelectQueryElement (children 1)
                 TableExpression (children 1)
                  TableIdentifier x
               Function sipHash128 (children 1)
                ExpressionList (children 7)
                 Function toLowCardinality (children 1)
                  ExpressionList (children 1)
                   Literal \'world\'
                 Function toLowCardinality (children 1)
                  ExpressionList (children 1)
                   Function materialize (children 1)
                    ExpressionList (children 1)
                     Literal UInt64_5
                 Function toUInt128 (children 1)
                  ExpressionList (children 2)
                   Function greatest (children 1)
                    ExpressionList (children 3)
                     Literal UInt64_1
                     Literal Float64_nan
                     Literal NULL
                   Function toUInt128 (children 1)
                    ExpressionList (children 1)
                     Literal UInt64_5
                 Function toUInt128 (children 1)
                  ExpressionList (children 1)
                   Literal UInt64_5
                 Literal UInt64_5
                 Function toUInt128 (children 1)
                  ExpressionList (children 1)
                   Literal UInt64_5
                 Function materialize (children 1)
                  ExpressionList (children 1)
                   Literal UInt64_5
         ExpressionList (children 1)
          Asterisk
         TablesInSelectQuery (children 1)
          TablesInSelectQueryElement (children 1)
           TableExpression (children 1)
            TableIdentifier x
   ExpressionList (children 1)
    Literal UInt64_1
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier q
