2026-03-12 20:23:15

timhall/monitoring/fks.sql

@@ -0,0 +1,47 @@
+-- -----------------------------------------------------------------------------------
+-- File Name    : https://oracle-base.com/dba/monitoring/fks.sql
+-- Author       : Tim Hall
+-- Description  : Displays the constraints on a specific table and those referencing it.
+-- Call Syntax  : @fks (table-name) (schema)
+-- Last Modified: 15/07/2000
+-- -----------------------------------------------------------------------------------
+PROMPT
+SET VERIFY OFF
+SET FEEDBACK OFF
+SET LINESIZE 255
+SET PAGESIZE 1000
+
+PROMPT
+PROMPT Constraints Owned By Table
+PROMPT ==========================
+SELECT c.constraint_name "Constraint",
+       Decode(c.constraint_type,'P','Primary Key',
+                                'U','Unique Key',
+                                'C','Check',
+                                'R','Foreign Key',
+                                c.constraint_type) "Type",
+       c.r_owner "Ref Table",
+       c.r_constraint_name "Ref Constraint"
+FROM   all_constraints c
+WHERE  c.table_name = Upper('&&1')
+AND    c.owner      = Upper('&&2');
+
+
+PROMPT
+PROMPT Constraints Referencing Table
+PROMPT =============================
+SELECT c1.table_name "Table",
+       c1.constraint_name "Foreign Key",
+       c1.r_constraint_name "References"
+FROM   all_constraints c1 
+WHERE  c1.owner      = Upper('&&2')
+AND    c1.r_constraint_name IN (SELECT c2.constraint_name
+                                FROM   all_constraints c2
+                                WHERE  c2.table_name = Upper('&&1')
+                                AND    c2.owner      = Upper('&&2')
+                                AND    c2.constraint_type IN ('P','U'));
+
+SET VERIFY ON
+SET FEEDBACK ON
+SET PAGESIZE 1000
+PROMPT