--- /dev/null
+delete from Bib_Table;
+delete from 0XX_Tag_Table;
+delete from 0XX_Subfield_Table;
+delete from 1XX_Tag_Table;
+delete from 1XX_Subfield_Table;
+delete from 2XX_Tag_Table;
+delete from 2XX_Subfield_Table;
+delete from 3XX_Tag_Table;
+delete from 3XX_Subfield_Table;
+delete from 4XX_Tag_Table;
+delete from 4XX_Subfield_Table;
+delete from 5XX_Tag_Table;
+delete from 5XX_Subfield_Table;
+delete from 6XX_Tag_Table;
+delete from 6XX_Subfield_Table;
+delete from 7XX_Tag_Table;
+delete from 7XX_Subfield_Table;
+delete from 8XX_Tag_Table;
+delete from 8XX_Subfield_Table;
+delete from 9XX_Tag_Table;
+delete from 9XX_Subfield_Table;
+delete from Resource_Table;
+delete from Blob_Table;
+delete from Storage_Table;
+delete from Control_Table;
+