USER Dialog : SelectION SCREENS 涉及内容:概念: PARAMETERS -- SINGLE FIELDS Select-OPTION --- VALUE SETS 事件:INITIALIZATION AT SelectTION-SCREEN系统参数:MESSAGE 格式命令: ***注:程序显示行号参考最下图 SAMPLE 1 :SAPBC400DDD_Select_SINGLE *&---* *& Report SAPBC400DDD_Select_SINGLE * *& rea...
exits-title =TEXT-401."原因代码APPENDexits.***PLEASE DELETE THE FIRST '*' FORM THE BEGINING OF THE FOLLOWING LINES **IF THE ACCOUNTING MODULE IS INSTALLED IN YOUR SYSTEM: **EXITS-NAME = 'U102'.*EXITS-PARAM = C_EXIT_PARAM_CLASS.*EXITS-TITLE = TEXT-102. "Sum is used for the referen...
AT SelectTION-SCREEN系统参数:MESSAGE格式命令: ***注:程序显示行号参考最下图 SAMPLE 1:SAPBC400DDD_Select_SINGLE *&---* *& Report SAPBC400DDD_Select_SINGLE * *& reading form database = Select SINGLE * *&---* REPORT sapbc400ddd_select_single . * workarea for datas from the database D...
2, 避免使用SELECT *, 尽量使用SELECT A B C INTO TABLE ITAB这样的语句。这个操作会将所有符合条件的数据一次性地读进内表,这比在SELECT A B C INTO WA… APPEND… ENDSELECT的循环中添加数据到内表要快。不用频繁的读DB. 3, 避免频繁使用SELECT SINGLE语句, 特别是在LOOP和SELECT…ENDSELECT里面用, 应...
SELECT SINGLE * FROM spfli WHERE carrid = 'LH' AND connid = '0400' INTO CORRESPONDING FIELDS OF @wa. Example The programDEMO_SELECT_SINGLE_VS_UP_TOcompares the performance ofSELECTstatements with the additionSINGLEwith similar statements with the additionUP TO 1 ROWS. ...
Example: TABLES SPFLI. SELECT SINGLE * FROM SPFLI WHERE PLANT =’CHUNGLI’ AND TEL=’4526174’. WRITE: / SPFLI-COMPANY,SPFLI-PLANT,SPFLI-TEL. 3.将读取的记录存放至 Work Area 语法: SELECT ….. INTO <wa> Example: TABLES SPFLI. DATA WA LIKE TABLES. ...
ABAP里SELECT的用法汇总(转) 2019-12-11 10:52 −通常使用Open SQL的数据查询语句SELECT将数据库条目选择到内存。一.SELECT语句:1)SELECT用于确定读取数据表中的哪些字段;2)FROM子句用于确定从哪些内表或者视图中读取数据;3)INTO用于确定将数据读取到程序内的哪些数据对象;4)WHERE用于限定选择条件;SELECT s... ...
The SELECT SINGLE addition only selects one record. Originally this required you to include the full key within the where clause, and to retrieve 1 row without the full key you had to use the "UP TO" addition. This is no longer the case and you can use SELECT SINGLE without the full...
3、使用视图代替基本表查询 不推荐 Select * from zcntry where cntry like ‘IN%’. Select single * from zflight where cntry = zcntry-cntry and airln = ‘LF’. Endselect. 推荐 Select * from zcnfl where cntry like ‘IN%’ and airln = ‘LF’. Endselect. ...
Example Reading of two columns from a cell in the DDIC database tableSCARR. SELECT SINGLE FROM scarr FIELDS carrname, url WHERE carrid = 'UA' INTO @FINAL(result). Addition ... AS alias Effect The additionAScan be used to define an alias namealiaswith a maximum of thirty characters in...