READ TABLE ITAB INTO WA WITH KEY (NAME) = 'X'. 4. Secondary indices If you need to access an internal table with different keys repeatedly, keep your own secondary indices. With a secondary index, you can replace a linear search with a binary search plus an index access. READ TABLE S...
Table kind and key.表类型和表键 注意:在定义standard类型的内表时,如果使用 WITH DEFAULT KEY. 系统会自动将内表中的字符类型字段(c,n,d,t,x,string,xstring)组合成table key. 内表的key 1. standard标准表: key 不唯一. 2. sorted排序表: 可以指定KEY是否唯一 3. Hash 哈希表: KEY必须是唯一 在内...
The statementREAD TABLEsets the values for the system fieldssy-subrcandsy-tabix. sy-subrcMeaning 0Row is found.sy-tabixis set to the row number of the entry in the primary or secondary table index used. If ahash keyis used, it is set to 0. ...
associatedsecondary table indexis then searched in a binary fashion. If multiple entries are found when using a non-unique search key, the first hit, that is the row with the lowest row number, is read in the secondary index. Additional search criteria can also be specified which are also ...
Read table int_fligh with key airln = ‘LF’ binary search. 7、两个内表添加使用批量增加代替逐行 不推荐 Loop at int_fligh1. Append int_fligh1 to int_fligh2. Endloop. 推荐 Append lines of int_fligh1 to int_fligh2. 8、使用table buffering ...
Result for Multiple For Loop with Multiple Tables Sometimes, we have a case, even if the record is not found in the second table then too we need to append the data of first table to the final internal table with the blank values for which the record is not found in the second tables...
Read table int_fligh with key airln = ‘LF’ binary search. 7、两个内表添加使用批量增加代替逐行 不推荐 Loop at int_fligh1. Append int_fligh1 to int_fligh2. Endloop. 推荐 Append lines of int_fligh1 to int_fligh2. 8、使用table buffering ...
创建新的LDB时,LDB的名称一定要以Z或者Y打头(其实其他用户定制对象也一样,如报表程序也需要Z或Y开头),否则需要开发Key: 主要组成部分 LDB主要由三部分组成:. 结构(Structure) 决定了数据从哪些数据库表、视图中提取数据,以及这些表、视图之间的层次关系(层次将决定数据读取的顺序)。LDB的节点类型有以下4种: ...
When reading a single record in an internal table, the READ TABLE WITH KEY is not a direct READ. The table needs to be sorted by the Key fields and the command READ TABLE WITH KEY BINARY SEARCH is to be used. 6.1.7 Hashed table If the number of entries in the Internal Table is hi...
This chapter contains functions that could be associated with BASIS type of operations, such as finding the IP address of a terminal and opening FTP sessions. ABAP4_CALL_TRANSACTION Summary Initiates a transaction in a separate window. Description ...