Add notes for 2016-04-06

content/2016-04.md

@@ -57,3 +57,15 @@ java.io.FileNotFoundException: /home/cgspace.cgiar.org/assetstore/64/29/06/64290
 ```
 
 - Also, adjust the cron jobs for backups so they only backup `dspace.log` and some stats files (.dat)
+- Try to do some metadata field migrations using the Atmire batch UI (`dc.Species` → `cg.species`) but it took several hours and even missed a few records
+
+## 2016-04-06
+
+- A better way to move metadata on this scale is via SQL, for example `dc.type.output` → `dc.type` (their IDs in the metadatafieldregistry are 66 and 109, respectively):
+
+```
+dspacetest=# update metadatavalue set metadata_field_id=109 where metadata_field_id=66;
+UPDATE 40852
+```
+
+- After that an `index-discovery -bf` is required