2026-03-12 20:23:15
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idev/example_database_resource_manager_setup.sql
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idev/example_database_resource_manager_setup.sql
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-- +----------------------------------------------------------------------------+
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-- | Jeffrey M. Hunter |
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-- | jhunter@idevelopment.info |
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-- | www.idevelopment.info |
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-- |----------------------------------------------------------------------------|
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-- | Copyright (c) 1998-2012 Jeffrey M. Hunter. All rights reserved. |
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-- |----------------------------------------------------------------------------|
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-- | DATABASE : Oracle |
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-- | FILE : example_database_resource_manager_setup.sql |
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-- | CLASS : Examples |
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-- | PURPOSE : Example SQL syntax used setup and configure database resource |
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-- | manager (DRM). |
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-- | NOTE : As with any code, ensure to test this script in a development |
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-- | environment before attempting to run it in production. |
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-- +----------------------------------------------------------------------------+
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connect system/manager
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set serveroutput on
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Prompt ====================
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Prompt Clean-Up DRM Area...
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Prompt ====================
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Prompt
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accept a1 Prompt "Hit <ENTER> to continue";
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alter system set resource_manager_plan=system_plan;
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exec DBMS_RESOURCE_MANAGER.create_pending_area;
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-- exec dbms_resource_manager.DELETE_PLAN_CASCADE('daytime_plan');
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-- exec dbms_resource_manager.DELETE_PLAN_CASCADE('night_weekend_plan');
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exec dbms_resource_manager.DELETE_PLAN_DIRECTIVE('daytime_plan', 'oltp_group');
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exec dbms_resource_manager.DELETE_PLAN_DIRECTIVE('daytime_plan', 'batch_group');
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exec dbms_resource_manager.DELETE_PLAN_DIRECTIVE('daytime_plan', 'other_groups');
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exec dbms_resource_manager.DELETE_PLAN_DIRECTIVE('night_weekend_plan', 'oltp_group');
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exec dbms_resource_manager.DELETE_PLAN_DIRECTIVE('night_weekend_plan', 'batch_group');
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exec dbms_resource_manager.DELETE_PLAN_DIRECTIVE('night_weekend_plan', 'other_groups');
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exec dbms_resource_manager.DELETE_PLAN('daytime_plan');
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exec dbms_resource_manager.DELETE_PLAN('night_weekend_plan');
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exec dbms_resource_manager.DELETE_CONSUMER_GROUP('oltp_group');
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exec dbms_resource_manager.DELETE_CONSUMER_GROUP('batch_group');
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exec DBMS_RESOURCE_MANAGER.validate_pending_area;
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exec DBMS_RESOURCE_MANAGER.submit_pending_area;
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Prompt ========================
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Prompt Creating Pending Area...
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Prompt ========================
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Prompt
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accept a1 Prompt "Hit <ENTER> to continue";
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exec DBMS_RESOURCE_MANAGER.create_pending_area;
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Prompt ================================
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Prompt Create Resource Plan Template...
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Prompt ================================
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Prompt
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accept a1 Prompt "Hit <ENTER> to continue";
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exec DBMS_RESOURCE_MANAGER.create_plan('daytime_plan', 'Plan for daytime processing');
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exec DBMS_RESOURCE_MANAGER.create_plan('night_weekend_plan', 'Plan for nights and weekends');
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Prompt ==========================================
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Prompt Create Resource Consumer Group Template...
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Prompt ==========================================
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Prompt
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accept a1 Prompt "Hit <ENTER> to continue";
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exec DBMS_RESOURCE_MANAGER.create_consumer_group('oltp_group', 'data entry specialist');
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exec DBMS_RESOURCE_MANAGER.create_consumer_group('batch_group', 'nightly batch jobs');
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Prompt ==================================
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Prompt Create Resource Plan Directives...
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Prompt ==================================
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Prompt
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accept a1 Prompt "Hit <ENTER> to continue";
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exec DBMS_RESOURCE_MANAGER.create_plan_directive('daytime_plan', 'oltp_group', 'Daytime rule for oltp_group users', cpu_p1 => 90, parallel_degree_limit_p1 => 0);
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exec DBMS_RESOURCE_MANAGER.create_plan_directive('daytime_plan', 'batch_group', 'Daytime rule for batch_group users', cpu_p1 => 10, parallel_degree_limit_p1 => 0);
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exec DBMS_RESOURCE_MANAGER.create_plan_directive('daytime_plan', 'other_groups', 'Daytime rules for all other users/groups', cpu_p2 => 100, parallel_degree_limit_p1 => 0);
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exec DBMS_RESOURCE_MANAGER.create_plan_directive('night_weekend_plan', 'oltp_group', 'Night/Weekend rule for oltp_group users', cpu_p1 => 10, parallel_degree_limit_p1 => 0);
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exec DBMS_RESOURCE_MANAGER.create_plan_directive('night_weekend_plan', 'batch_group', 'Night/Weekend rule for batch_group users', cpu_p1 => 90, parallel_degree_limit_p1 => 0);
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exec DBMS_RESOURCE_MANAGER.create_plan_directive('night_weekend_plan', 'other_groups', 'Night/Weekend rules for all other users/groups', cpu_p2 => 100, parallel_degree_limit_p1 => 0);
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Prompt ==================================
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Prompt Confirm (Validate) Pending Area...
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Prompt ==================================
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Prompt
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accept a1 Prompt "Hit <ENTER> to continue";
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exec DBMS_RESOURCE_MANAGER.validate_pending_area;
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Prompt ======================
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Prompt Submit Pending Area...
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Prompt ======================
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Prompt
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accept a1 Prompt "Hit <ENTER> to continue";
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exec DBMS_RESOURCE_MANAGER.submit_pending_area;
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-- exec DBMS_RESOURCE_MANAGER.clear_pending_area;
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Prompt =========================================================================
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Prompt ALLOW USER SCOTT TO SWITCH BETWEEN (oltp_group and batch_group) GROUPS...
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Prompt =========================================================================
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Prompt
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accept a1 Prompt "Hit <ENTER> to continue";
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exec DBMS_RESOURCE_MANAGER_PRIVS.grant_switch_consumer_group('scott', 'oltp_group', FALSE);
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exec DBMS_RESOURCE_MANAGER_PRIVS.grant_switch_consumer_group('scott', 'batch_group', FALSE);
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Prompt =========================================================
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Prompt ASSIGN USER SCOTT TO INITIAL CONSUMER GROUP OF oltp_group...
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Prompt =========================================================
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Prompt
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accept a1 Prompt "Hit <ENTER> to continue";
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exec DBMS_RESOURCE_MANAGER.set_initial_consumer_group('scott', 'oltp_group');
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Prompt ==============================================
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Prompt SWITCH USER SCOTT INTO THE oltp_group GROUP...
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Prompt ==============================================
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Prompt
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accept a1 Prompt "Hit <ENTER> to continue";
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exec DBMS_RESOURCE_MANAGER.switch_consumer_group_for_user('scott', 'oltp_group');
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Prompt ==============================
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Prompt Switch to DAYTIME_PLAN plan...
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Prompt ==============================
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Prompt
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accept a1 Prompt "Hit <ENTER> to continue";
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ALTER SYSTEM SET resource_manager_plan=daytime_plan;
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