CreateQuery test (children 3)
 Identifier test
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration id (children 1)
    DataType Decimal (children 1)
     ExpressionList (children 2)
      Literal UInt64_76
      Literal UInt64_53
   ColumnDeclaration str (children 1)
    DataType String
 Storage definition (children 2)
  Function MergeTree
  Identifier id
