CreateQuery t1 (children 3)
 Identifier t1
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration a (children 1)
    DataType Int64
   ColumnDeclaration s (children 1)
    DataType DateTime (children 1)
     ExpressionList (children 1)
      Literal \'Asia/Istanbul\'
 Storage definition (children 2)
  Function MergeTree (children 1)
   ExpressionList
  Identifier a
