Oracle查找表的外键引用关系 select t1.table_name, t2.table_name as "TABLE_NAME(R)", t1.constraint_name, t1.r_constraint_name as "CONSTRAINT_NAME(R)", a1.column_name, a2.column_name as "COLUMN_NAME(R)" from user_constraints t1, user_cons
前期准备: use studioA; go create table T(X int,Y int); insert into T(X,Y) values(1,1),(2,2); go ------------------------------------- use StudioB; go create procedure proc_for_B as begin s
原文地址:http://www.xuebuyuan.com/1666753.html 按层次显示WBS编码及描述,附加节点双击展开事件和Item双击跳转CJ03功能. 因为本人懒,本例代码都是从标准的BCALV_TREE_01和BCALV_TREE_02拷贝过来修改的,结构不好请别见怪. REPORT zmac_alvtree_test. DATA: g_alv_tree TYPE REF TO cl_gui_alv_tree, g_custom_container TYPE REF TO cl