Create dop_tablesindexes.sql

dop_tablesindexes.sql

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+Check Script
+-------------
+col name format a30
+col value format a20
+Rem How many CPU does the system have?
+Rem Default degree of parallelism is
+Rem Default = parallel_threads_per_cpu * cpu_count
+Rem -------------------------------------------------;
+select substr(name,1,30) Name , substr(value,1,5) Value
+from v$parameter
+where name in ('parallel_threads_per_cpu' , 'cpu_count' );
+
+col owner format a30
+col degree format a10
+col instances format a10
+Rem Normally DOP := degree * Instances
+Rem See the following Note for the exact formula.
+Rem Note:260845.1 Old and new Syntax for setting Degree of Parallelism
+Rem How many tables a user have with different DOPs
+Rem -------------------------------------------------------;
+select * from (
+select substr(owner,1,15) Owner , ltrim(degree) Degree,
+ltrim(instances) Instances,
+count(*) "Num Tables" , 'Parallel'
+from all_tables
+where ( trim(degree) != '1' and trim(degree) != '0' ) or
+( trim(instances) != '1' and trim(instances) != '0' )
+group by owner, degree , instances
+union
+select substr(owner,1,15) owner , '1' , '1' ,
+count(*) , 'Serial'
+from all_tables
+where ( trim(degree) = '1' or trim(degree) = '0' ) and
+( trim(instances) = '1' or trim(instances) = '0' )
+group by owner
+)
+order by owner;
+
+
+Rem How many indexes a user have with different DOPs
+Rem ---------------------------------------------------;
+select * from (
+select substr(owner,1,15) Owner ,
+substr(trim(degree),1,7) Degree ,
+substr(trim(instances),1,9) Instances ,
+count(*) "Num Indexes",
+'Parallel'
+from all_indexes
+where ( trim(degree) != '1' and trim(degree) != '0' ) or
+( trim(instances) != '1' and trim(instances) != '0' )
+group by owner, degree , instances
+union
+select substr(owner,1,15) owner , '1' , '1' ,
+count(*) , 'Serial'
+from all_indexes
+where ( trim(degree) = '1' or trim(degree) = '0' ) and
+( trim(instances) = '1' or trim(instances) = '0' )
+group by owner
+)
+order by owner;
+
+
+col table_name format a35
+col index_name format a35
+Rem Tables that have Indexes with not the same DOP
+Rem !!!!! This command can take some time to execute !!!
+Rem ---------------------------------------------------;
+set lines 150
+select substr(t.owner,1,15) Owner ,
+t.table_name ,
+substr(trim(t.degree),1,7) Degree ,
+substr(trim(t.instances),1,9) Instances,
+i.index_name ,
+substr(trim(i.degree),1,7) Degree ,
+substr(trim(i.instances),1,9) Instances
+from all_indexes i,
+all_tables t
+where ( trim(i.degree) != trim(t.degree) or
+trim(i.instances) != trim(t.instances) ) and
+i.owner = t.owner and
+i.table_name = t.table_name;