2026-03-12 20:23:15

timhall/constraints/disable_ref_fk.sql

@@ -0,0 +1,30 @@
+-- -----------------------------------------------------------------------------------
+-- File Name    : https://oracle-base.com/dba/constraints/disable_ref_fk.sql
+-- Author       : Tim Hall
+-- Description  : Disables all Foreign Keys referencing a specified table, or all tables.
+-- Call Syntax  : @disable_ref_fk (table-name) (schema-name)
+-- Last Modified: 28/01/2001
+-- -----------------------------------------------------------------------------------
+SET PAGESIZE 0
+SET FEEDBACK OFF
+SET VERIFY OFF
+
+SPOOL temp.sql
+
+SELECT 'ALTER TABLE "' || a.table_name || '" DISABLE CONSTRAINT "' || a.constraint_name || '";' enable_constraints
+FROM   all_constraints a
+WHERE  a.owner      = Upper('&2')
+AND    a.constraint_type = 'R'
+AND    a.r_constraint_name IN (SELECT a1.constraint_name
+                               FROM   all_constraints a1
+                               WHERE  a1.table_name = DECODE(Upper('&1'),'ALL',a.table_name,Upper('&1'))
+                               AND    a1.owner      = Upper('&2'));
+
+SPOOL OFF
+
+-- Comment out following line to prevent immediate run
+@temp.sql
+
+SET PAGESIZE 14
+SET FEEDBACK ON
+SET VERIFY ON