migrations/20240727123308_initial.sql

@@ -13,6 +13,18 @@ CREATE TABLE IF NOT EXISTS languages
 );
 
 
+CREATE FUNCTION lng_upd_trg_fn() RETURNS TRIGGER
+    LANGUAGE plpgsql AS
+$$
+BEGIN
+    NEW.updated_at = NOW();
+    RETURN NEW;
+END;
+$$;
+
+CREATE TRIGGER lng_upd_trg BEFORE UPDATE ON languages FOR EACH ROW EXECUTE FUNCTION lng_upd_trg_fn();
+
+
 
 
 CREATE TABLE IF NOT EXISTS problems
@@ -22,8 +34,6 @@ CREATE TABLE IF NOT EXISTS problems
     description  TEXT         NOT NULL,
     time_limit   INT          NOT NULL,
     memory_limit INT          NOT NULL,
-    created_at   TIMESTAMPTZ  NOT NULL DEFAULT NOW(),
-    updated_at   TIMESTAMPTZ  NOT NULL DEFAULT NOW(),
 
     PRIMARY KEY(id)
 );
@@ -37,8 +47,6 @@ CREATE TABLE IF NOT EXISTS contests
 (
     id          serial       NOT NULL,
     name        VARCHAR(300) NOT NULL,
-    created_at  TIMESTAMPTZ  NOT NULL DEFAULT NOW(),
-    updated_at  TIMESTAMPTZ  NOT NULL DEFAULT NOW(),
 
     PRIMARY KEY(id)
 );
@@ -218,26 +226,11 @@ END; $$ LANGUAGE plpgsql;
 
 CREATE TRIGGER new_subtask_trg AFTER INSERT ON subtasks FOR EACH ROW EXECUTE FUNCTION on_new_subtask();
 
-
-
-
-CREATE FUNCTION updated_at_update() RETURNS TRIGGER
-    LANGUAGE plpgsql AS
-$$
-BEGIN
-    NEW.updated_at = NOW();
-    RETURN NEW;
-END;
-$$;
-
-CREATE TRIGGER languages_upd_trg BEFORE UPDATE ON languages FOR EACH ROW EXECUTE FUNCTION updated_at_update();
-CREATE TRIGGER problems_upd_trg BEFORE UPDATE ON problems FOR EACH ROW EXECUTE FUNCTION updated_at_update();
-CREATE TRIGGER contests_upd_trg BEFORE UPDATE ON contests FOR EACH ROW EXECUTE FUNCTION updated_at_update();
 -- +goose StatementEnd
 
 -- +goose Down
 -- +goose StatementBegin
-DROP FUNCTION IF EXISTS updated_at_update CASCADE;
+DROP FUNCTION IF EXISTS lng_upd_trg_fn CASCADE;
 DROP FUNCTION IF EXISTS on_new_participant CASCADE;
 DROP FUNCTION IF EXISTS on_new_task CASCADE;
 DROP FUNCTION IF EXISTS on_new_subtask CASCADE;