DB2Command - The command object allows for executing any supported SQL statement or stored procedure using a data connection object.
DB 2 Command -该命令对象支持使用数据连接对象执行任何受支持的sql语句或存储过程。
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You can also define the shape of your select command, be it an SQL statement or stored procedure call, by either discovering the result set or manually defining the one or more returned result sets.