92 lines
3.3 KiB
SQL
92 lines
3.3 KiB
SQL
-- ============================================================================
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-- MARS-826-PREHOOK Master Rollback Script
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-- ============================================================================
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-- Purpose: Rollback DATA_EXPORTER package to previous version
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-- Target Schema: CT_MRDS
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-- WARNING: Only execute if you need to revert to A_WORKFLOW_HISTORY_KEY
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-- ============================================================================
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SET SERVEROUTPUT ON SIZE UNLIMITED
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SET VERIFY OFF
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SET FEEDBACK ON
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SET ECHO OFF
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-- Create log directory if it doesn't exist
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host mkdir log 2>nul
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-- Generate dynamic SPOOL filename with timestamp
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var filename VARCHAR2(100)
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BEGIN
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:filename := 'log/ROLLBACK_MARS_826_PREHOOK_' || SYS_CONTEXT('USERENV', 'CON_NAME') || '_' || TO_CHAR(SYSDATE,'YYYYMMDD_HH24MISS') || '.log';
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END;
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/
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column filename new_value _filename
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select :filename filename from dual;
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spool &_filename
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PROMPT
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PROMPT ============================================================================
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PROMPT MARS-826-PREHOOK Rollback Starting
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PROMPT ============================================================================
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PROMPT WARNING: This will restore DATA_EXPORTER to use A_WORKFLOW_HISTORY_KEY
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PROMPT
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PROMPT CRITICAL PREREQUISITES:
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PROMPT 1. CT_ODS.A_LOAD_HISTORY must have column A_WORKFLOW_HISTORY_KEY
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PROMPT (if column is A_ETL_LOAD_SET_KEY, rollback will fail)
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PROMPT 2. No active MARS-826 exports should be running
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PROMPT
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PROMPT Timestamp:
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SELECT TO_CHAR(SYSDATE, 'YYYY-MM-DD HH24:MI:SS') AS rollback_start FROM DUAL;
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PROMPT ============================================================================
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-- Confirm rollback with user
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ACCEPT continue CHAR PROMPT 'Type YES to continue with rollback, or Ctrl+C to abort: '
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WHENEVER SQLERROR EXIT SQL.SQLCODE
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BEGIN
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IF '&continue' IS NULL OR TRIM('&continue') IS NULL OR UPPER(TRIM('&continue')) != 'YES' THEN
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RAISE_APPLICATION_ERROR(-20001, 'Rollback aborted by user');
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END IF;
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END;
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/
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WHENEVER SQLERROR CONTINUE
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-- Rollback steps (SPEC first, then BODY - standard Oracle deployment order)
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PROMPT
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PROMPT Step 1/2: Restoring Previous DATA_EXPORTER Package Specification
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PROMPT =================================================================
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@@91_MARS_826_PREHOOK_rollback_DATA_EXPORTER_SPEC.sql
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PROMPT
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PROMPT Step 2/2: Restoring Previous DATA_EXPORTER Package Body
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PROMPT ========================================================
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@@92_MARS_826_PREHOOK_rollback_DATA_EXPORTER_BODY.sql
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-- Verify rollback
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PROMPT
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PROMPT Verification: Package Compilation Status
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PROMPT =========================================
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SELECT object_name, object_type, status, last_ddl_time
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FROM all_objects
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WHERE owner = 'CT_MRDS'
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AND object_name = 'DATA_EXPORTER'
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AND object_type IN ('PACKAGE', 'PACKAGE BODY')
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ORDER BY object_type;
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PROMPT
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PROMPT ============================================================================
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PROMPT MARS-826-PREHOOK Rollback Completed
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PROMPT ============================================================================
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PROMPT Completion Time:
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SELECT TO_CHAR(SYSDATE, 'YYYY-MM-DD HH24:MI:SS') AS rollback_end FROM DUAL;
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PROMPT
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PROMPT Rollback Summary:
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PROMPT - Package Body: CT_MRDS.DATA_EXPORTER
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PROMPT - Restored Version: Previous (with A_WORKFLOW_HISTORY_KEY references)
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PROMPT
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PROMPT Log file: &_filename
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PROMPT ============================================================================
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spool off
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quit;
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