2026-03-12 20:23:15

timhall/script_creation/drop_fks_on_table.sql

@@ -0,0 +1,43 @@
+-- -----------------------------------------------------------------------------------
+-- File Name    : https://oracle-base.com/dba/script_creation/drop_fks_on_table.sql
+-- Author       : Tim Hall
+-- Description  : Creates the DDL to drop the foreign keys on the specified table.
+-- Call Syntax  : @drop_fks_on_table (table-name) (schema)
+-- Last Modified: 28/01/2001
+-- -----------------------------------------------------------------------------------
+SET SERVEROUTPUT ON
+SET LINESIZE 100
+SET VERIFY OFF
+SET FEEDBACK OFF
+PROMPT
+
+DECLARE
+
+    CURSOR cu_fks IS
+        SELECT *
+        FROM   all_constraints a
+        WHERE  a.constraint_type = 'R'
+        AND    a.table_name = Decode(Upper('&&1'),'ALL',a.table_name,Upper('&&1'))
+        AND    a.owner      = Upper('&&2');
+
+BEGIN
+
+    DBMS_Output.Disable;
+    DBMS_Output.Enable(1000000);
+    DBMS_Output.Put_Line('PROMPT');
+    DBMS_Output.Put_Line('PROMPT Droping Foreign Keys on ' || Upper('&&1'));
+    FOR cur_rec IN cu_fks LOOP
+        DBMS_Output.Put_Line('ALTER TABLE ' || Lower(cur_rec.table_name) || ' DROP CONSTRAINT ' || Lower(cur_rec.constraint_name) || ';');
+    END LOOP; 
+
+END;
+/
+
+PROMPT
+SET VERIFY ON
+SET FEEDBACK ON
+
+
+
+	
+