At 15,000 R6Mail users, the DB2 server is executing an average of 160,000 SQL statements per minute, including the SELECT, INSERT, DELETE, and UPDATE statements.

有15,000个R 6 Mail用户时，DB 2服务器平均每分钟执行160,000个sql语句，其中包括SELECT、INSERT、DELETE和update语句。

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From an SQL perspective, the merge statement is a DML SQL statement with the same semantics as other DML statements, including insert, update, and delete.

从SQL的角度看，merge语句是与其他dml语句具有相同语义的DML sql语句，包括insert、update、以及delete。

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