在ABAP中,DELETE ADJACENT DUPLICATES 是一个非常实用的操作,用于删除内表中的相邻重复行。以下是关于这个操作的详细解答,包括理解、准备数据、编写代码、测试以及优化的步骤。 1. 理解ABAP中的“delete adjacent duplicates”操作 功能:DELETE ADJACENT DUPLICATES 用于从已排序的内表中删除相邻的重复行。 比较字段:可以...
DELETE ADJACENT DUPLICATE FROM [COMPARING <comp>]. 系统从内表 中删除所有 邻近重复条 目。所以在使用时就必须先排序,如果不排序后果是很严重的。 DELETE ADJACENT DUPLICATE FROM itab COMPARING ALL FIELDS. 注意: 如果没有 COMPARING 选项,则标准关键字段 的内容必须相同(默认的内表关键字有F、I和P型),...
最后经过调试,没发现其它问题。于是再次研究delete duplicate语法 发现delete duplicate只删除相邻行的重复项,保留第一条记录,所以在对内表进行delete duplicate 操作时应该注意先对内表进行排序,然后再执行delete duplicate语句,即可将重复项完全删除。 附: ABAP delete duplicate的用法指南 DELETE ADJACENT DUPLICATE ENTRIES...
FINAL(rnd) = cl_abap_random_int=>create( seed = t min = 1 max = 10 ). itab = VALUE #( FOR i = 1 UNTIL i > 100 ( rnd->get_next( ) ) ). DELETE ADJACENT DUPLICATES FROM itab USING KEY skey. Addition 2 Effect If the additionCOMPARINGis specified, the groups are determined ...
DELETE ADJACENT DUPLICATES FROM itab(内表名) COMPARING针对的字段. 1. 2. 该语法用于删除对应的内容数据内容, 删除的条件是 comparing 针对的字段, 删除的结果是不论你有多少条数据,最终只是留下比较的数据唯一一条. 全部删除与针对删除 delete adjacent duplicates from 内表名 . ...
On whatever the basis you are trying to make the duplicate records one after the other (adjacent duplicates), please keep them in the semantic group of the DTP. So that the records with same combination will be extracted in the same data package when you run the DTP. Then your start rout...
delect adjacent duplicates from ITAB. Regards Aditya Reply Former Member 2008 Mar 06 8:45 AM 0 Kudos 19,558 SAP Managed Tags: ABAP Development hi, using COLLECT or DELECT DUPLICATE ENTRIES FROM TABLENAME> Eg: data : BEGIN OF ITAB1 OCCURS 0, COL1 TYPE C, COL2 TYPE I,...
To delete neighboring, duplicate entries from an internal table, use the variant " DELETE ADJACENT DUPLICATES FROM itab. " instead of LOOP constructions. Hope it will help you, Regards, Sanjeev Reply Former Member 2008 Feb 15 12:31 PM 0 Kudos 976 SAP Managed Tags: ABAP Developmen...
SAP Managed Tags: ABAP Development Hello All, In my program i have to delete duplicate records from dynamic table. I tried using DELETE ADJACENT DUPLICATES FROM <DYN_TABLE> COMPARING <fieldname1> <fieldname2> but it fails in syntax check, then i tried like below: DATA string type string...
DELETE ADJACENT DUPLICATES FROM语句的深入研究及应用 DELETE ADJACENT DUPLICATES FROM 语句,我们知道他的基本功能是:删除相邻行的重复数据。 但是他最终保留哪一行数据呢? 下面看看一个Demo: DATA : BEGIN OF itab OCCURS 0, vbeln TYPE lips-vbeln, &n......