CreateQuery 03731_data (children 4)
 Identifier 03731_data
 Columns definition (children 1)
  ExpressionList (children 1)
   ColumnDeclaration key (children 1)
    DataType UInt64
 Storage definition (children 3)
  Function MergeTree
  Identifier key
  Set
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 1)
     Identifier number
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       Function numbers (children 1)
        ExpressionList (children 1)
         Literal UInt64_30000
