表函数的功能很强大，因为它可以使任何数据源看起来类似于db2表，然后就可以用于常规的SQL查询、连接操作和分组等。

Table functions are powerful because it can make any data source appear like a DB2 table, which can be then used in normal SQL queries, join operations, grouping, and so on.

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这次会议安排仍按常规进行，即情况介绍、分组讨论，然后是反馈汇报。

The meeting will have the usual format - introductory sessions, group work and then a time for reporting back.

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他们随机分组，在入院48小时内分别给予常规心衰治疗药物如利尿剂和该新药或安慰剂。

They were randomly assigned to receive either the new drug or fake medication in addition to other standard heart failure treatments like diuretics within 48 hours of hospitalization.

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