Ideally, you should be using these functions to do string manipulations better and pushing more application logic into the SQL layer, rather than implementing the same logic in your application.

理想情况下，应该使用这些函数更好地执行字符串操作，将更多的应用程序逻辑植入sql层而不是在应用程序中实现这些逻辑。

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IDS now supports the following new built-in SQL functions to perform common mathematical, casting, and bitmap operations, and for manipulating character string, date, and datetime values

IDS 现在支持一些新的内置 SQL 函数，这些函数有的执行常见的数学、类型转换和位图操作，有的操纵字符串、日期和日期时间值

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