The null indicator values are populated during the execution of the SQL FETCH statement.
空指示符值在SQLFETCH语句执行过程中填充。
If the column is defined as null capable, then you must update the null indicator map accordingly.
如果列被定义为支持空值，那么您必须相应更新空指示符映射。
The null indicator values are set by the RPG HANDLE_UPDATE sub-procedure prior to executing the SQL UPDATE statement.
空指示符值在执行SQLupdate语句之前通过RPG handle_update子过程设置。
In addition to the actual data, DB2 needs to maintain the mandatory null indicator (1 byte) and length information (4 bytes).
除了实际的数据外，DB 2需要维护强制的null指示符(1个字节)和长度信息(4个字节)。
When using the structure based IO method, RPG will create the initial storage for the input and output buffers, along with storage for the null indicator map.
使用基于结构的IO方法时，RPG将为输入和输出缓冲区创建初始存储空间，并为空指示符映射创建存储空间。
When using the structure based IO method, RPG will create the initial storage for the input and output buffers, along with storage for the null indicator map.
使用基于结构的IO方法时，RPG将为输入和输出缓冲区创建初始存储空间，并为空指示符映射创建存储空间。
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