2026-03-12 20:23:15

vdh/check_nd_constraints.sql

@@ -0,0 +1,77 @@
+-- check for non deferrable unique/primary constraints that are supported by non unique indexes
+-- because of the wide output it is best to spool it
+
+set linesize 200
+
+column owner format a30
+
+break on owner skip 1 on table_name
+
+select con.owner, con.table_name, con.constraint_name, con.constraint_type, index_owner, con.index_name
+from dba_indexes ind,
+     dba_constraints con
+where ind.owner = con.index_owner
+      and ind.index_name = con.index_name
+      and ind.uniqueness != 'UNIQUE'
+      and con.constraint_type in ('U', 'P')
+      and con.deferrable = 'NOT DEFERRABLE'
+order by con.owner, con.table_name, con.constraint_name;
+
+clear breaks
+
+
+column column_name format a30
+column column_position format 99 heading CP
+column uniqueness format a1 heading U
+column index_type format a10
+
+break on owner skip 1 on table_name on index_name on index_type on uniqueness on status
+
+select ind.owner, ind.table_name, ind.index_name, ind.index_type, decode(ind.uniqueness,'UNIQUE', 'Y', 'N') uniqueness, 
+       ind.status, inc.column_name, inc.column_position, ine.column_expression
+from dba_indexes ind, dba_ind_columns inc, dba_ind_expressions ine
+where ind.owner = inc.index_owner
+      and ind.index_name = inc.index_name
+      and inc.index_owner = ine.index_owner(+)
+      and inc.index_name = ine.index_name(+)
+      and inc.column_position = ine.column_position(+)
+      and (ind.owner, ind.index_name) in
+        ( select con.index_owner, con.index_name
+          from dba_indexes ind,
+               dba_constraints con
+          where ind.owner = con.index_owner
+                and ind.index_name = con.index_name
+                and ind.uniqueness != 'UNIQUE'
+                and con.constraint_type in ('U', 'P')
+                and con.deferrable = 'NOT DEFERRABLE'
+        )
+order by ind.owner, ind.table_name, ind.index_name, inc.column_position;
+        
+clear breaks
+
+
+set long 30
+
+column constraint_name format a30
+column constraint_type format a2 heading CT
+column column_name format a30
+column position format 99 heading CP
+
+
+break on owner skip 1 on table_name on constraint_name on constraint_type on status
+
+select con.owner, con.table_name, con.constraint_name, con.constraint_type, con.status, col.column_name, col.position
+from dba_constraints con,
+     dba_cons_columns col,
+     dba_indexes ind
+where col.owner = con.owner
+      and col.constraint_name = con.constraint_name
+      and ind.owner = con.index_owner
+      and ind.index_name = con.index_name
+      and ind.uniqueness != 'UNIQUE'
+      and con.constraint_type in ('U', 'P')
+      and con.deferrable = 'NOT DEFERRABLE'
+order by con.owner, con.table_name, con.constraint_name, col.position;
+
+
+clear breaks