[Checkins] SVN: relstorage/trunk/notes/migrate-to-1.5.txt Include a warning about the trigger.

Martijn Pieters mj at zopatista.com
Wed Jun 15 15:17:13 EDT 2011


Log message for revision 121956:
  Include a warning about the trigger.
  
  We don't want people accidentally deleting all their blob contents because they run the re-initialize after the trigger has been installed.

Changed:
  U   relstorage/trunk/notes/migrate-to-1.5.txt

-=-
Modified: relstorage/trunk/notes/migrate-to-1.5.txt
===================================================================
--- relstorage/trunk/notes/migrate-to-1.5.txt	2011-06-15 18:08:01 UTC (rev 121955)
+++ relstorage/trunk/notes/migrate-to-1.5.txt	2011-06-15 19:17:13 UTC (rev 121956)
@@ -47,8 +47,12 @@
     TRUNCATE blob_chunk;
     INSERT INTO blob_chunk SELECT * FROM blob_chunk_copy;
     COMMIT;
-    
 
+Do this **before** running this version RelStorage against this database for
+the first time, as this will install a trigger that'll delete the blob data
+when truncating blob_chunk!
+ 
+
 MySQL history-preserving
 ------------------------
 



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