CreateQuery t0 (children 3)
 Identifier t0
 Columns definition (children 1)
  ExpressionList (children 1)
   ColumnDeclaration c0 (children 1)
    DataType Variant (children 1)
     ExpressionList (children 2)
      DataType String
      DataType Int
 Storage definition (children 3)
  Function MergeTree (children 1)
   ExpressionList
  Function tuple (children 1)
   ExpressionList
  Set
