MARS-1005-PREHOOK

MARS_Packages/REL03/MARS-1005-PREHOOK/rollback_mars1005_prehook.sql

@@ -0,0 +1,59 @@
+-- ===================================================================
+-- MARS-1005-PREHOOK ROLLBACK SCRIPT: Restore DATA_EXPORTER v2.14.0
+-- ===================================================================
+-- Purpose: Rollback for MARS-1005-PREHOOK - Restore DATA_EXPORTER to v2.14.0
+--          (re-enables escape=true in DBMS_CLOUD.EXPORT_DATA CSV format)
+-- Author: Grzegorz Michalski
+-- Date: 2026-03-10
+
+-- 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_1005_PREHOOK_' || 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 PAUSE OFF
+
+PROMPT =========================================================================
+PROMPT MARS-1005-PREHOOK: Rollback - Restore DATA_EXPORTER v2.14.0
+PROMPT =========================================================================
+PROMPT WARNING: This will reverse all changes from MARS-1005-PREHOOK installation!
+PROMPT - Restores CT_MRDS.DATA_EXPORTER to v2.14.0
+PROMPT   (re-enables escape=true in DBMS_CLOUD.EXPORT_DATA CSV format)
+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(-20999, 'Rollback aborted by user.');
+    END IF;
+END;
+/
+WHENEVER SQLERROR CONTINUE
+
+PROMPT
+PROMPT =========================================================================
+PROMPT Step 1: Restore DATA_EXPORTER v2.14.0
+PROMPT =========================================================================
+@@90_MARS_1005_PREHOOK_rollback_DATA_EXPORTER.sql
+
+PROMPT
+PROMPT =========================================================================
+PROMPT MARS-1005-PREHOOK Rollback - COMPLETED
+PROMPT =========================================================================
+
+spool off
+
+quit;