+function upgrade_to_15(){
+ echo " upgrade database from version 0.14 to version 0.15"
+ echo " Add ofc_id colum to 'of_flows'"
+ echo "ALTER TABLE of_flows
+ ADD COLUMN ofc_id VARCHAR(36) NULL DEFAULT NULL AFTER net_id,
+ ADD CONSTRAINT FK_of_flows_ofcs FOREIGN KEY (ofc_id) REFERENCES ofcs (uuid) ON UPDATE CASCADE ON DELETE SET NULL;"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
+ echo "INSERT INTO schema_version (version_int, version, openvim_ver, comments, date) VALUES (15, '0.15', '0.5.8', 'Add ofc_id colum to of_flows', '2017-03-15');"| $DBCMD || ! echo "ERROR. Aborted!" || exit -1
+}
+
+function downgrade_from_15(){
+ echo " downgrade database from version 0.15 to version 0.14"
+ echo " Delete ofc_id to 'of_flows'"
+ echo "ALTER TABLE of_flows
+ DROP COLUMN ofc_id,
+ DROP FOREIGN KEY FK_of_flows_ofcs;" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
+ echo "DELETE FROM schema_version WHERE version_int = '15';" | $DBCMD || ! echo "ERROR. Aborted!" || exit -1
+}
+