CreateQuery t2 (children 3)
 Identifier t2
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration fs1 (children 1)
    DataType FixedString (children 1)
     ExpressionList (children 1)
      Literal UInt64_10
   ColumnDeclaration fs2 (children 1)
    DataType FixedString (children 1)
     ExpressionList (children 1)
      Literal UInt64_10
 Storage definition (children 2)
  Function MergeTree
  Function tuple (children 1)
   ExpressionList
