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 s
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. ...
iv_multiple_selection = 'X' "trpari-flag 具备多选功能 iv_with_sort_icon = 'X' "trpari-flag 具备排序按钮 iv_with_printer_icon = 'X' " trpari-flag 具备打印按钮 iv_with_filter_icon = 'X' " trpari-flag 具备过滤器按钮 iv_with_search_icon = 'X' " trpari-flag 具备查找按钮 * iv...
10.1. 让READ TABLE...WITH KEY可使用OR条件或其他非“=”操作符 10.2. SELECT SINGLE ... WHERE...无法排序问题 10.3. 当心Where后的条件内表为空时 10.4. 快速查找SO所对应的交货单DN及PO 10.5. X类型的C类型视图 10.6. 字符串连接:&& 替代 CONCATENATE 10.7. Variant变式中动态日期 11. 优化 11.1. ...
INSERT INTO CUSTOMERS VALUES TAB_WA. ENDLOOP. 7.3.Select-Endselect vs. Array-Select 对于只需要使用一次的数据,使用Select-Endselect-loop来 代替Select Into Table。内表需要更多的内存空间。例如: SELECT * FROM T006 INTO X006_WA. ENDSELECT. ...
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 ...
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...
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: ...
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 ...
" INSERT row-text INTO TABLE result. " ENDLOOP. DATA(line) = value_pairs[ name = 'A' ]. " entry must exist DATA(line) = VALUE #( value_pairs[ name = 'A' ] OPTIONAL ). " entry can be missing " READ TABLE value_pairs INTO DATA(line) WITH KEY name = 'A'. DATA(exists) ...