Combining Fields

Function Description

You can combine fields in a customized manner using BulkLoad. Multiple columns are combined into one column in append mode.

The column name consists of letters, digits, and underscores and cannot contain any special characters.

Configuration Method

Details about how to combine fields into H_COMBINE_1 are as follows:

For example, combine fields SMS_SERIAL, SMS_ADDRESS, and SMS_SNAME into H_COMBINE_1.

<!-- Define composite columns --> 
                         <composite family="f2"> 
                                 <!-- define composited class name, and this class must not exists -->
                                 <qualifier class="com.huawei.H_COMBINE_1">H_COMBINE_1</qualifier> 
                                 <columns> 
                                         <column>SMS_ADDRESS</column> 
                                         <column>SMS_NAME</column> 
                                 </columns> 
                         </composite>