SAP ABAP 内部表(Internal Tables) 内部表(Internal Tables) 内部表实际上是一个临时表,其中包含正在执行的 ABAP 程序的记录。内部表仅在 SAP 程序运行期间存在。它们使用 ABAP 语言处理大量数据。当您需要从数据库表中检索数据时,我们需要在 ABAP 程序中声明一个内部表。
ABAP offers standard, sorted, & hashed types of internal tables. The type of table that you should use (and hence the access method) is determined by the operations that will be performed most frequently with the table. 1) Standard tables Most appropriate for general table operations. Accessed...
Internal table Declaration Sample Program with LOOP Pages:12 Facebook Twitter Linkedin Related Tutorials Passing data using SAP Memory & ABAP Memory There are two cross-program memory areas to which ABAP programs have access that you can use to pass data between... ...
• INSERT <wa> INTO [TABLE] <itab> [INDEX <idx>]. • 如: 12 / 33 • 带表头行的内表 • INSERT [TABLE] <itab> [INDEX <idx>]. • 如: 13 / 33 • 不带表头行的内表 • READ TABLE <itab> INTO <wa> INDEX <idx>. • 如: 14 / 33 • 带表头行的内表 • ...
ALSM_EXCEL_TO_INTERNAL_TABLE 导入excel GUI_UPLOAD 导入 txt 这两个函数都是比较常见的导入功能,也很好用。 可以自定义封装一个类似下图导入功能。 1.ALSM_EXCEL_TO_INTERNAL_TABLE,这个函数模块可以把用户本地 EXCEL 文件中的一个矩形块中的内容上传到一个内表中。
Note − Much less memory is consumed when an internal table is populated for the first time.ExampleStep 1 − Open the ABAP Editor by executing the SE38 transaction code. The initial screen of ABAP Editor appears.Step 2 − In the initial screen, enter a name for the program, select ...
These tables occupy memory only at run-time and not at the time of their declaration.Internal tables only exist when a program is running, so when the code is written, the internal table must be structured in such a way that the program can make use of it. You will find that internal...
What are Internal Table & How to Create Internal Tables in SAP ABAP - An internal table, like a database table, is made of one or more rows of the same structure. While a..
Internal tables and structures are the two structured data types in ABAP. The data type of an internal table is fully specified by its line type, key, and table type. Line typeThe line type of an internal table can be any data type. The data type of an internal table is normally a ...
SAP ABAP - Removal of Internal Tables The DELETE statement is utilized to remove records from an internal table . Records in an internal table can be deleted by providing a table key or condition, or by deleting entries. If an internal table has a non-unique key and contains duplicates, th...