Develop

MARS_Packages/REL01_ADDITIONS/MARS-828/rollback_mars828.sql

@@ -1,114 +0,0 @@
--- ===================================================================
--- MARS-828: Enhanced Archival Strategies Rollback
--- ===================================================================
--- Purpose: Rollback all changes from MARS-828 installation
--- Author: Grzegorz Michalski
--- Date: 2026-01-27
-
--- Dynamic spool file generation (using SYS_CONTEXT - no DBA privileges required)
--- IMPORTANT: Ensure log/ directory exists before SPOOL (use host mkdir)
-host mkdir log 2>nul
-
-var filename VARCHAR2(100)
-BEGIN
-    :filename := 'log/ROLLBACK_MARS_828_' || SYS_CONTEXT('USERENV', 'CON_NAME') || '_' || TO_CHAR(SYSDATE,'YYYYMMDD_HH24MISS') || '.log';
-END;
-/
-column filename new_value _filename
-select :filename filename from dual;
-spool &_filename
-
-SET ECHO OFF
-SET TIMING ON
-SET SERVEROUTPUT ON SIZE UNLIMITED
-SET LINESIZE 200
-SET PAGESIZE 1000
-SET PAUSE OFF
-
-PROMPT
-PROMPT ============================================================================
-PROMPT MARS-828 Rollback Starting
-PROMPT ============================================================================
-PROMPT WARNING: This will restore FILE_ARCHIVER to v2.0.0
-PROMPT
-PROMPT CRITICAL IMPACT:
-PROMPT 1. All archival strategies revert to THRESHOLD_BASED
-PROMPT 2. ARCHIVAL_STRATEGY and MINIMUM_AGE_MONTHS columns will be dropped
-PROMPT 3. Validation trigger will be removed
-PROMPT 4. Reconfigure archival thresholds after rollback
-PROMPT
-PROMPT Timestamp:
-SELECT TO_CHAR(SYSDATE, 'YYYY-MM-DD HH24:MI:SS') AS rollback_start FROM DUAL;
-PROMPT ============================================================================
-
--- Confirm rollback with user
-ACCEPT continue CHAR PROMPT 'Type YES to continue with rollback, or Ctrl+C to abort: '
-WHENEVER SQLERROR EXIT SQL.SQLCODE
-BEGIN
-    IF '&continue' IS NULL OR TRIM('&continue') IS NULL OR UPPER(TRIM('&continue')) != 'YES' THEN
-        RAISE_APPLICATION_ERROR(-20001, 'Rollback aborted by user');
-    END IF;
-END;
-/
-WHENEVER SQLERROR CONTINUE
-
--- Rollback steps (in reverse order)
-PROMPT
-PROMPT Step 1/6: Restoring FILE_ARCHIVER Package Specification v2.0.0
-PROMPT ===============================================================
-@@91_MARS_828_rollback_FILE_ARCHIVER_SPEC.sql
-
-PROMPT
-PROMPT Step 2/6: Restoring FILE_ARCHIVER Package Body v2.0.0
-PROMPT ======================================================
-@@92_MARS_828_rollback_FILE_ARCHIVER_BODY.sql
-
-PROMPT
-PROMPT Step 3/6: Dropping validation trigger
-PROMPT ======================================
-@@93_MARS_828_rollback_trigger.sql
-
-PROMPT
-PROMPT Step 4/6: Dropping archival strategy columns
-PROMPT =============================================
-@@94_MARS_828_rollback_columns.sql
-
-PROMPT
-PROMPT Step 5/6: Tracking rollback version
-PROMPT ====================================
-@@track_package_versions.sql
-
-PROMPT
-PROMPT Step 6/6: Verifying tracked packages
-PROMPT =====================================
-@@verify_packages_version.sql
-
--- Verify rollback
-PROMPT
-PROMPT Verification: Package Compilation Status
-PROMPT =========================================
-SELECT object_name, object_type, status, last_ddl_time
-FROM all_objects 
-WHERE owner = 'CT_MRDS'
-  AND object_name = 'FILE_ARCHIVER' 
-  AND object_type IN ('PACKAGE', 'PACKAGE BODY')
-ORDER BY object_type;
-
-PROMPT
-PROMPT ============================================================================
-PROMPT MARS-828 Rollback Completed
-PROMPT ============================================================================
-PROMPT Completion Time:
-SELECT TO_CHAR(SYSDATE, 'YYYY-MM-DD HH24:MI:SS') AS rollback_end FROM DUAL;
-PROMPT
-PROMPT Rollback Summary:
-PROMPT - Package: CT_MRDS.FILE_ARCHIVER
-PROMPT - Restored Version: 2.0.0 (THRESHOLD_BASED archival only)
-PROMPT - Removed Features: CURRENT_MONTH_ONLY, MINIMUM_AGE_MONTHS, HYBRID strategies
-PROMPT
-PROMPT Log file: &_filename
-PROMPT ============================================================================
-
-spool off
-
-quit;