*激发双击事件 FORM f_alv_user_command USING r_ucomm LIKE sy-ucomm rs_selfield TYPE slis_selfield. "先引用类型池 TYPE-POOLS: slis CASE r_ucomm. WHEN '&IC1'. PERFORM double_click USING rs_selfield-tabindex "双击显示明细 rs_selfield-fieldname . ENDCASE. FORM dou…
http://skeletoncoder.blogspot.com/2006/10/jdbc-tutorials-commit-or-rollback.html JDBC Tutorials: Commit or Rollback transaction in finally block In most of JDBC books, the transaction management idiom that is followed is, after executing the update s…
Data play an important part in our project,how can we ensure correctness of the data and prevent the data from error.In relational database, we are famillar with the usage of transaction. begin opreations commit/rollback But there are some difference…