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...
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 SEC...
READ_BAD_KEY_ALIGN : The alignment requirements of the key take priority over those of individual table lines. READ_BAD_KEY_PARTIAL : The key is longer than a table line and cannot be shortened. Addition 2 … BINARY SEARCH Effect The addition BINARY SEARCH only makes sense with one of the...
READ TABLE�WITH KEY�, INSERT ... INDEX ... SORT, BINARY SEARCH - delete internal tables and release memory REFRESH, FREE - Programming Logic contrasts ABAP with other programing languages' conditional (IF/ELSE/LOOP) statements. ULINE requests a line break in the output. Workbench...
Reading a Single Line Using Table Keys Reading a Single Line Using a Free Key Addressing Individual Components of Read Lines Checking the Existence and the Index of a Line in an Internal Table Processing Multiple Internal Table Lines Sequentially Iteration Expressions Operations with Internal Tables...
Cause:When reading a table usingREAD ... WITH[TABLE]KEY, overlapping or duplicate keys were specified. Runtime error:DYN_KEY_DUPLICATE Cause:When reading a table of the typeSORTED, the specified key fields have to be an initial part of the table key whenBINARY SEARCHis specified. ...
可以在之前先把数据取到内表,在LOOP中用READ TABLE WITH KEY ... BINARY SEARCH.进行读取对应的数据。4、用SORT代替ORDER BY。5、避免使用嵌套的循环。6、尽量不要使用JOIN进行多表连接。把一个表的数据先取到内表,然后使用FOR ALL ENTRIES语句再进行抽取。7、使用二分查找法。 READ TABLE的之前使用SORT ...
WITH UNIQUE SORTED KEY dbkey COMPONENTS carrid connid fldate. ... READ TABLE sflight_tab WITH KEY dbkey COMPONENTS carrid = '...' connid = '...' fldate = '...' ASSIGNING FIELD-SYMBOL(<flight>). Example TheDEMO_SECONDARY_KEYSprogram demonstrates the specification of a secondary tabl...
The table with country keys is an example. System data is data, which the R/3 System itself needs. Tables containing the program sources are an example. The size category describes the probable space requirement of the table in the database. You can choose a size category between 0 and 4...
ABAP Internal Table Secondary Keys are introduced in ABAP release 7.0 EhP 2. Secondary keys are added advantage for Internal Tables with huge data. Now you have more options: Primary key (remote) and Secondary Key (actual key if dont want to use remote) ...