大家也知道,SAP这东西,应用服务器可以扩展为多个,但数据库服务器只有一个,所以必须少消耗DB资源。 据boss说,一般多对多或关联很多表(例如3个以上)时就不用inner join(前者是因为难搞清关系,不太清晰),应改成for all entries in。 header-item或多对一关系就可以inner join(即另一张表的where语句上所有的key...
inner join 前提是两个表有相同的Key可作为关联，比如 EKKO&EKPO ->EKKO INNER JOIN EKPO ON EKKO~EBELN = EKPO~EBELN.另外：BKPF&BSEG虽然有共同的Key，但是SAP不允许用Inner Join去读取它们，可能是考虑到这两个表太大了吧。当两个表不能用Inner Join的时候，用 for all entries in T_TEMP:1...
比如上面的vbeln/posnr就是lips的关键字段。如果不含关键字段,比如SELECT lfimg FROM lips For All Entries ***,那么当LIPS中两个条目关键字段不同而lfimg相同时,会被SAP自动过滤掉一条。 (3)上面关于性能问题,应该利用BINARY SEARCH、SORTED TABLE或者HASHED TABLE来解决。详见下面第四节。 4, 关于BINARY SEARC...
INTO TABLE lt_material FROM mara INNER JOIN makt ON mara~matnr = makt~matnr WHERE mara~matnr in so_matnr and spras = 'EN'.LOOP AT lt_material INTO lw_material.WRITE: / lw_material-matnr, lw_material-mtart, lw_material-maktx.ENDLOOP.
SAP Managed Tags: ABAP Development Hi, I have 3 tables with following key field values (column is kalled id): ztab1: one, two, three, four ztab2: one, two, three ztab3::one, two I want to INNER JOIN table 2 and 3 and I want to LEFT OUTER JOIN table 1 and 2. So the ...
注释:通过在行的第一个位置放置星号(*)来指示全行注释,在这种情况下,整个行被系统认为是注释。 部分行注释通过在语句之后输入双引号(“)来表示,双引号后面的所有文本都被系统视为注释。 *TYPES:BEGIN OF ty_table. * sex type zhrr... * pernr type.. ...
SAP Managed Tags: BW (SAP Business Warehouse) hi, all I have need to use inner and outer join in sap bw? Anybody know how I can do it? Regards, FanilKnow the answer? Help others by sharing your knowledge. Answer Need more details? Request clarification before answering. Comment Comment...
SAP ABAP Inner Join(Joins) Below ABAP Syntax is ABAP Inner Join example. START-OF-SELECTION. * ASSUMPTION: All quantities are in sales units. Since quantities * are summed to the material group level, it is assumed that all * materials within a material group have the same sales unit of...
AND zpo_create_his~vbeln_new IN s_vbeln1 AND zpo_create_his~matnr IN s_matnr AND vbap~kdmat IN s_kdmat. 取数据如上但取出来的数据有重复的 请求帮忙!万分感激! Loktar_希 江湖少侠 6 刚学SAP还不是太明白。但是总觉得如果有重复数据应该先看表关系是否定义对了。顺便。如果DISTINCT在ABAP...
SAP Managed Tags: ABAP Development Hi Ajay, could you please be clear on the requirement as this is not possible in ABAP because you can only give inner join with tables and not the records of the tables... mention properly as to what you want and we can give you the query... Re...