2026-03-12 20:23:15

Kevin_Meade/showconstraints.sql

@@ -0,0 +1,39 @@
+--
+-- given a table
+-- show is PK/UK/FK constraints
+-- and FK constraints that point to it
+--
+-- usage is: @SHOWCONSTRAINTS <owner> <table_name>
+--
+
+break on constraint_name skip 1 on parent_table_name
+col column_name format a30
+col sort_order noprint
+col select_id noprint
+
+select a.owner,a.table_name,a.constraint_name,a.constraint_type,c.column_name,b.owner parent_child_owner,b.table_name parent_child_table_name,b.constraint_type,a.index_name,decode(a.constraint_type,'P',1,'U',2) sort_order,1 select_id
+from dba_constraints a
+    ,dba_constraints b
+    ,dba_cons_columns c
+where a.owner = upper('&&1')
+and a.table_name = upper('&&2')
+and a.r_owner = b.owner(+)
+and a.r_constraint_name = b.constraint_name(+)
+and a.owner = c.owner
+and a.constraint_name = c.constraint_name
+and a.constraint_type != 'C'
+union all
+select a.owner,a.table_name,a.constraint_name,a.constraint_type,c.column_name,b.owner parent_child_owner,b.table_name parent_child_table_name,b.constraint_type,a.index_name,decode(a.constraint_type,'P',1,'U',2) sort_order,2 select_id
+from dba_constraints a
+    ,dba_constraints b
+    ,dba_cons_columns c
+where b.owner = upper('&&1')
+and b.table_name = upper('&&2')
+and b.constraint_type in ('P','U')
+and a.r_owner = b.owner
+and a.r_constraint_name = b.constraint_name
+and b.table_name != a.table_name
+and a.owner = c.owner
+and a.constraint_name = c.constraint_name
+order by select_id,sort_order,owner,table_name,constraint_name,column_name
+/