CreateQuery table_with_column_ttl (children 3)
 Identifier table_with_column_ttl
 Columns definition (children 1)
  ExpressionList (children 3)
   ColumnDeclaration EventTime (children 1)
    DataType DateTime
   ColumnDeclaration UserID (children 1)
    DataType UInt64
   ColumnDeclaration Age (children 2)
    DataType UInt8
    Function plus (children 1)
     ExpressionList (children 2)
      Identifier EventTime
      Function toIntervalMonth (children 1)
       ExpressionList (children 1)
        Literal UInt64_3
 Storage definition (children 3)
  Function MergeTree (children 1)
   ExpressionList
  Function tuple (children 1)
   ExpressionList
  Set
