The table xmlcustomer has two columns of types bigint and XML, respectively, and contains two rows of data.
xmlcustomer 表有两列，类型分别为 bigint 和 XML。
The table has a row change timestamp column: a row change TOKEN expression returns a BIGINT value derived from the timestamp value in the column.
表具有一个行修改时间戳列：ROW CHANGE TOKEN表达式返回一个从列的时间戳值获得的bigint值。
For processing efficiency and possible space savings, consideration should be given to replacing DECIMAL (x, 0) data types with INTEGER or BIGINT.
为了提高处理效率和尽可能地节约空间，应该考虑用INTEGER或BIGINT代替DECIMAL (x, 0)数据类型。
应用推荐