diff --git a/SQL/hs13ex.sql b/SQL/hs13ex.sql
deleted file mode 100644
index c88fbe5b..00000000
--- a/SQL/hs13ex.sql
+++ /dev/null
@@ -1,96 +0,0 @@
--- --------------------------------------------------------
--- Host:                         127.0.0.1
--- Server version:               10.4.7-MariaDB - mariadb.org binary distribution
--- Server OS:                    Win64
--- HeidiSQL Version:             10.2.0.5599
--- --------------------------------------------------------
-
-/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
-/*!40101 SET NAMES utf8 */;
-/*!50503 SET NAMES utf8mb4 */;
-/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
-/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
-
--- Data exporting was unselected.
-
--- Data exporting was unselected.
-
--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
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--- Data exporting was unselected.
-
--- Data exporting was unselected.
-
--- Data exporting was unselected.
-
-/*!40101 SET SQL_MODE=IFNULL(@OLD_SQL_MODE, '') */;
-/*!40014 SET FOREIGN_KEY_CHECKS=IF(@OLD_FOREIGN_KEY_CHECKS IS NULL, 1, @OLD_FOREIGN_KEY_CHECKS) */;
-/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;