Resolved naming conflict

sql/patch_45_46_e.sql

+# patch_45_46_e.sql
+#
+# title: External_db new columns
+#
+# description:
+# Add secondary_db_name/table columns to external_db - required for integration with eFG
+
+ALTER TABLE external_db ADD COLUMN secondary_db_name  VARCHAR(255) DEFAULT NULL;
+ALTER TABLE external_db ADD COLUMN secondary_db_table VARCHAR(255) DEFAULT NULL;
+
+# patch identifier
+INSERT INTO meta (meta_key, meta_value) VALUES ('patch', 'patch_45_46_e.sql|external_db_new_cols');