Adding support to different ingress and egress ports (SFC)

[osm/RO.git] / database_utils / migrations / down / 35_remove_sfc_ingress_and_egress.sql

diff --git a/database_utils/migrations/down/35_remove_sfc_ingress_and_egress.sql b/database_utils/migrations/down/35_remove_sfc_ingress_and_egress.sql
new file mode 100644 (file)
index 0000000..01f38f4
--- /dev/null
+++ b/database_utils/migrations/down/35_remove_sfc_ingress_and_egress.sql
@@ -0,0 +1,16 @@
+--
+-- Removing ingress and egress ports for SFC purposes.
+-- Inserting only one port for ingress and egress.
+--
+
+ALTER TABLE sce_rsp_hops
+  DROP FOREIGN KEY FK_interfaces_rsp_hop_ingress,
+  CHANGE COLUMN ingress_interface_id interface_id VARCHAR(36) NOT NULL
+    AFTER if_order,
+  ADD CONSTRAINT FK_interfaces_rsp_hop
+    FOREIGN KEY (interface_id)
+    REFERENCES interfaces (uuid) ON UPDATE CASCADE ON DELETE CASCADE,
+  DROP FOREIGN KEY FK_interfaces_rsp_hop_egress,
+  DROP COLUMN egress_interface_id;
+
+DELETE FROM schema_version WHERE version_int='35';