Add function to update `updated_at` column.

1 files changed, 15 insertions, 0 deletions

diff --git a/deploy/update_updated_at.sql b/deploy/update_updated_at.sql
new file mode 100644
index 0000000..a41d27f
--- /dev/null
+++ b/deploy/update_updated_at.sql
@@ -0,0 +1,15 @@
+-- Deploy diary:update_updated_at to pg
+-- requires: schema
+
+BEGIN;
+
+SET search_path to diary;
+
+CREATE OR REPLACE FUNCTION update_updated_at() RETURNS TRIGGER AS $$
+  BEGIN
+    NEW.updated_at = NOW();
+    RETURN NEW;
+  END;
+$$ LANGUAGE plpgsql;
+
+COMMIT;