fix test pgsql db init

tests/db/pgsql-init.sql

@@ -120,38 +120,6 @@ CREATE TABLE "photos"
     CONSTRAINT "photos_album_id" FOREIGN KEY ("album_id") REFERENCES "photo_albums" ("id") ON DELETE CASCADE ON UPDATE CASCADE
 );
 
-CREATE TABLE "user_stats_x" (
-	"user_id" int NOT NULL,
-	"date" TIMESTAMPTZ NOT NULL,
-	"value" int NOT NULL,
-	PRIMARY KEY("user_id", "date"),
-	CONSTRAINT "user_stats_x_user_id" FOREIGN KEY ("user_id") REFERENCES "users" ("id") ON DELETE CASCADE ON UPDATE CASCADE
-);
-
-
-CREATE TABLE "users_x_users" (
-	"my_friends_id" int NOT NULL,
-	"friends_with_me_id" int NOT NULL,
-	PRIMARY KEY ("my_friends_id", "friends_with_me_id"),
-	CONSTRAINT "my_friends_key" FOREIGN KEY ("my_friends_id") REFERENCES "users" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
-	CONSTRAINT "friends_with_me_key" FOREIGN KEY ("friends_with_me_id") REFERENCES "users" ("id") ON DELETE CASCADE ON UPDATE CASCADE
-);
-
-
-CREATE FUNCTION "book_collections_before"() RETURNS TRIGGER AS $BODY$BEGIN
-NEW."updated_at" = NOW();
-return NEW;
-END;
-$BODY$
-LANGUAGE 'plpgsql' VOLATILE;
-
-CREATE TRIGGER "book_collections_before_insert_trigger" BEFORE INSERT ON "book_collections"
-FOR EACH ROW EXECUTE PROCEDURE "book_collections_before"();
-
-CREATE TRIGGER "book_collections_before_update_trigger" BEFORE UPDATE ON "book_collections"
-FOR EACH ROW EXECUTE PROCEDURE "book_collections_before"();
-
-
 CREATE TABLE "photo_albums" (
 	"id" serial4 NOT NULL,
 	"title" varchar(255) NOT NULL,